http://www.datatravels.com/technotes Jason's Notes on Geeky Stuff Sat, 22 Oct 2011 17:38:34 +0000 en hourly 1 http://wordpress.org/?v=3.2.1 http://www.datatravels.com/technotes/2011/10/22/javascript-introduction-part-1-interpretation-id/ http://www.datatravels.com/technotes/2011/10/22/javascript-introduction-part-1-interpretation-id/#comments Sat, 22 Oct 2011 17:38:34 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2011/10/22/javascript-introduction-part-1-interpretation-id/feed/ 0 http://www.datatravels.com/technotes/2011/10/20/charles-debugger-tool/ http://www.datatravels.com/technotes/2011/10/20/charles-debugger-tool/#comments Thu, 20 Oct 2011 10:47:46 +0000 Jason http://www.datatravels.com/technotes/2011/10/20/charles-debugger-tool/feed/ 0 http://www.datatravels.com/technotes/2011/10/19/jscrollpane-bug-with-ie-6-ie-7-causes-content-to/ http://www.datatravels.com/technotes/2011/10/19/jscrollpane-bug-with-ie-6-ie-7-causes-content-to/#comments Wed, 19 Oct 2011 11:45:12 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2011/10/19/jscrollpane-bug-with-ie-6-ie-7-causes-content-to/feed/ 0 http://www.datatravels.com/technotes/2011/10/18/-building-a-multi-platform-video-player-with-jplay/ http://www.datatravels.com/technotes/2011/10/18/-building-a-multi-platform-video-player-with-jplay/#comments Tue, 18 Oct 2011 12:41:23 +0000 Jason http://www.datatravels.com/technotes/2011/10/18/-building-a-multi-platform-video-player-with-jplay/feed/ 0 http://www.datatravels.com/technotes/2011/10/15/access-control-allow-origin-cross-domain-resource/ http://www.datatravels.com/technotes/2011/10/15/access-control-allow-origin-cross-domain-resource/#comments Sat, 15 Oct 2011 15:32:49 +0000 Jason http://www.datatravels.com/technotes/2011/10/15/access-control-allow-origin-cross-domain-resource/feed/ 0 http://www.datatravels.com/technotes/2011/10/08/setting-up-rails-3-with-rspec-2/ http://www.datatravels.com/technotes/2011/10/08/setting-up-rails-3-with-rspec-2/#comments Sat, 08 Oct 2011 12:13:35 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2011/10/08/setting-up-rails-3-with-rspec-2/feed/ 0 http://www.datatravels.com/technotes/2011/10/03/heroku-requires-postgresql-gem-pg/ http://www.datatravels.com/technotes/2011/10/03/heroku-requires-postgresql-gem-pg/#comments Mon, 03 Oct 2011 12:28:19 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2011/10/03/heroku-requires-postgresql-gem-pg/feed/ 0 http://www.datatravels.com/technotes/2011/10/01/setting-up-javascript-lint-with-textmate/ http://www.datatravels.com/technotes/2011/10/01/setting-up-javascript-lint-with-textmate/#comments Sat, 01 Oct 2011 16:28:34 +0000 Jason http://www.datatravels.com/technotes/2011/10/01/setting-up-javascript-lint-with-textmate/feed/ 0 http://www.datatravels.com/technotes/2011/10/01/cucumber-capybara-with-selenium-and-truncated-fixt/ http://www.datatravels.com/technotes/2011/10/01/cucumber-capybara-with-selenium-and-truncated-fixt/#comments Sat, 01 Oct 2011 15:15:16 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2011/10/01/cucumber-capybara-with-selenium-and-truncated-fixt/feed/ 0 http://www.datatravels.com/technotes/2011/09/18/ie-7-ie-8-developer-tools/ http://www.datatravels.com/technotes/2011/09/18/ie-7-ie-8-developer-tools/#comments Sun, 18 Sep 2011 15:51:15 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2011/09/18/ie-7-ie-8-developer-tools/feed/ 0 http://www.datatravels.com/technotes/2011/07/17/turning-off-virtual-memory-on-mac-os-x/ http://www.datatravels.com/technotes/2011/07/17/turning-off-virtual-memory-on-mac-os-x/#comments Sun, 17 Jul 2011 16:14:26 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2011/07/17/turning-off-virtual-memory-on-mac-os-x/feed/ 0 http://www.datatravels.com/technotes/2011/05/01/ruby-each-collect-map-select-reject-and-inject/ http://www.datatravels.com/technotes/2011/05/01/ruby-each-collect-map-select-reject-and-inject/#comments Sun, 01 May 2011 00:00:00 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2011/05/01/ruby-each-collect-map-select-reject-and-inject/feed/ 0 http://www.datatravels.com/technotes/2010/11/24/going-to-rails-3-cheat-sheet/ http://www.datatravels.com/technotes/2010/11/24/going-to-rails-3-cheat-sheet/#comments Wed, 24 Nov 2010 12:13:40 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/11/24/going-to-rails-3-cheat-sheet/feed/ 0 http://www.datatravels.com/technotes/2010/11/23/after-upgrading-to-1065-cant-run-sudo-apachectl-re/ http://www.datatravels.com/technotes/2010/11/23/after-upgrading-to-1065-cant-run-sudo-apachectl-re/#comments Tue, 23 Nov 2010 11:39:12 +0000 Jason http://www.datatravels.com/technotes/2010/11/23/after-upgrading-to-1065-cant-run-sudo-apachectl-re/feed/ 0 http://www.datatravels.com/technotes/2010/10/20/app-loader-the-coderesources-file-must-be-a-symbol/ http://www.datatravels.com/technotes/2010/10/20/app-loader-the-coderesources-file-must-be-a-symbol/#comments Wed, 20 Oct 2010 09:18:54 +0000 Jason http://www.datatravels.com/technotes/2010/10/20/app-loader-the-coderesources-file-must-be-a-symbol/feed/ 0 http://www.datatravels.com/technotes/2010/09/08/new-york-tech-meetup-september-8th-2010/ http://www.datatravels.com/technotes/2010/09/08/new-york-tech-meetup-september-8th-2010/#comments Wed, 08 Sep 2010 19:19:01 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/09/08/new-york-tech-meetup-september-8th-2010/feed/ 0 http://www.datatravels.com/technotes/2010/09/06/new-software-old-images-itunes-10-gets-a-new-logo/ http://www.datatravels.com/technotes/2010/09/06/new-software-old-images-itunes-10-gets-a-new-logo/#comments Mon, 06 Sep 2010 21:02:04 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/09/06/new-software-old-images-itunes-10-gets-a-new-logo/feed/ 0 http://www.datatravels.com/technotes/2010/09/05/bugs-that-drive-me-crazy/ http://www.datatravels.com/technotes/2010/09/05/bugs-that-drive-me-crazy/#comments Sun, 05 Sep 2010 14:09:01 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/09/05/bugs-that-drive-me-crazy/feed/ 0 http://www.datatravels.com/technotes/2010/08/30/the-magical-attribute-reader/ http://www.datatravels.com/technotes/2010/08/30/the-magical-attribute-reader/#comments Mon, 30 Aug 2010 17:49:47 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/08/30/the-magical-attribute-reader/feed/ 0 http://www.datatravels.com/technotes/2010/08/23/using-paperclip-to-save-the-width-and-height-of-th/ http://www.datatravels.com/technotes/2010/08/23/using-paperclip-to-save-the-width-and-height-of-th/#comments Mon, 23 Aug 2010 16:27:36 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/08/23/using-paperclip-to-save-the-width-and-height-of-th/feed/ 0 http://www.datatravels.com/technotes/2010/08/03/ny-tech-meetup-august-3rd-2010/ http://www.datatravels.com/technotes/2010/08/03/ny-tech-meetup-august-3rd-2010/#comments Tue, 03 Aug 2010 19:11:03 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/08/03/ny-tech-meetup-august-3rd-2010/feed/ 0 http://www.datatravels.com/technotes/2010/07/19/css-positioning/ http://www.datatravels.com/technotes/2010/07/19/css-positioning/#comments Mon, 19 Jul 2010 00:56:41 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/07/19/css-positioning/feed/ 0 http://www.datatravels.com/technotes/2010/07/06/new-york-tech-meetup-july-6-2010/ http://www.datatravels.com/technotes/2010/07/06/new-york-tech-meetup-july-6-2010/#comments Tue, 06 Jul 2010 19:25:15 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/07/06/new-york-tech-meetup-july-6-2010/feed/ 0 http://www.datatravels.com/technotes/2010/06/25/kill-ie-6/ http://www.datatravels.com/technotes/2010/06/25/kill-ie-6/#comments Fri, 25 Jun 2010 13:27:42 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/06/25/kill-ie-6/feed/ 0 http://www.datatravels.com/technotes/2010/06/08/new-york-tech-meetup-june-9th/ http://www.datatravels.com/technotes/2010/06/08/new-york-tech-meetup-june-9th/#comments Tue, 08 Jun 2010 19:28:38 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/06/08/new-york-tech-meetup-june-9th/feed/ 0 http://www.datatravels.com/technotes/2010/03/14/text-overflowing/ http://www.datatravels.com/technotes/2010/03/14/text-overflowing/#comments Sun, 14 Mar 2010 18:04:19 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/03/14/text-overflowing/feed/ 0 http://www.datatravels.com/technotes/2010/03/02/two-columns-one-stretches-with-the-window-the-othe/ http://www.datatravels.com/technotes/2010/03/02/two-columns-one-stretches-with-the-window-the-othe/#comments Tue, 02 Mar 2010 00:15:54 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/03/02/two-columns-one-stretches-with-the-window-the-othe/feed/ 0 http://www.datatravels.com/technotes/2010/02/24/ruby-187-patchlevel-inconsistency-super-called-out/ http://www.datatravels.com/technotes/2010/02/24/ruby-187-patchlevel-inconsistency-super-called-out/#comments Wed, 24 Feb 2010 20:20:18 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/02/24/ruby-187-patchlevel-inconsistency-super-called-out/feed/ 5 http://www.datatravels.com/technotes/2010/02/18/i-want-my-current_user-in-my-model-a-lesson-in-abs/ http://www.datatravels.com/technotes/2010/02/18/i-want-my-current_user-in-my-model-a-lesson-in-abs/#comments Thu, 18 Feb 2010 11:30:47 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/02/18/i-want-my-current_user-in-my-model-a-lesson-in-abs/feed/ 0 http://www.datatravels.com/technotes/2010/02/16/how-do-i-get-the-http-referrer/ http://www.datatravels.com/technotes/2010/02/16/how-do-i-get-the-http-referrer/#comments Tue, 16 Feb 2010 15:49:12 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/02/16/how-do-i-get-the-http-referrer/feed/ 0 http://www.datatravels.com/technotes/2010/02/05/public-private-protected/ http://www.datatravels.com/technotes/2010/02/05/public-private-protected/#comments Fri, 05 Feb 2010 10:58:50 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/02/05/public-private-protected/feed/ 0 http://www.datatravels.com/technotes/2010/01/28/the-interface-is-the-experience-why-the-ipad-chang/ http://www.datatravels.com/technotes/2010/01/28/the-interface-is-the-experience-why-the-ipad-chang/#comments Thu, 28 Jan 2010 14:32:44 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/01/28/the-interface-is-the-experience-why-the-ipad-chang/feed/ 0 http://www.datatravels.com/technotes/2010/01/25/three-ways-to-invoke-a-method-in-ruby/ http://www.datatravels.com/technotes/2010/01/25/three-ways-to-invoke-a-method-in-ruby/#comments Mon, 25 Jan 2010 12:41:07 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/01/25/three-ways-to-invoke-a-method-in-ruby/feed/ 0 http://www.datatravels.com/technotes/2010/01/17/reading-a-file-in-ruby/ http://www.datatravels.com/technotes/2010/01/17/reading-a-file-in-ruby/#comments Sun, 17 Jan 2010 12:00:00 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2010/01/17/reading-a-file-in-ruby/feed/ 0 http://www.datatravels.com/technotes/2009/12/02/how-do-i-set-the-rails-environment-rails_env/ http://www.datatravels.com/technotes/2009/12/02/how-do-i-set-the-rails-environment-rails_env/#comments Wed, 02 Dec 2009 13:47:41 +0000 Jason http://www.datatravels.com/technotes/2009/12/02/how-do-i-set-the-rails-environment-rails_env/feed/ 0 http://www.datatravels.com/technotes/2009/11/25/installing-facebooker-for-rails/ http://www.datatravels.com/technotes/2009/11/25/installing-facebooker-for-rails/#comments Wed, 25 Nov 2009 13:35:53 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/11/25/installing-facebooker-for-rails/feed/ 0 http://www.datatravels.com/technotes/2009/11/19/rails-version-history-chart/ http://www.datatravels.com/technotes/2009/11/19/rails-version-history-chart/#comments Thu, 19 Nov 2009 15:38:50 +0000 Jason http://www.datatravels.com/technotes/2009/11/19/rails-version-history-chart/feed/ 0 http://www.datatravels.com/technotes/2009/11/16/ruby-date-time-format-codes-for-the-strftime-meth/ http://www.datatravels.com/technotes/2009/11/16/ruby-date-time-format-codes-for-the-strftime-meth/#comments Mon, 16 Nov 2009 14:57:05 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/11/16/ruby-date-time-format-codes-for-the-strftime-meth/feed/ 0 http://www.datatravels.com/technotes/2009/11/14/git-primer/ http://www.datatravels.com/technotes/2009/11/14/git-primer/#comments Sat, 14 Nov 2009 22:22:33 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/11/14/git-primer/feed/ 0 http://www.datatravels.com/technotes/2009/11/08/facebooker-install-undefined-method-rewind-for-tcp/ http://www.datatravels.com/technotes/2009/11/08/facebooker-install-undefined-method-rewind-for-tcp/#comments Sun, 08 Nov 2009 13:34:24 +0000 Jason http://www.datatravels.com/technotes/2009/11/08/facebooker-install-undefined-method-rewind-for-tcp/feed/ 0 http://www.datatravels.com/technotes/2009/11/08/advanced-css-techniques/ http://www.datatravels.com/technotes/2009/11/08/advanced-css-techniques/#comments Sun, 08 Nov 2009 04:00:00 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/11/08/advanced-css-techniques/feed/ 0 http://www.datatravels.com/technotes/2009/11/02/xml-file-does-not-appear-to-have-any-style-informa/ http://www.datatravels.com/technotes/2009/11/02/xml-file-does-not-appear-to-have-any-style-informa/#comments Mon, 02 Nov 2009 10:46:28 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/11/02/xml-file-does-not-appear-to-have-any-style-informa/feed/ 0 http://www.datatravels.com/technotes/2009/10/23/ruby-debugger-primer/ http://www.datatravels.com/technotes/2009/10/23/ruby-debugger-primer/#comments Fri, 23 Oct 2009 15:19:14 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/10/23/ruby-debugger-primer/feed/ 0 http://www.datatravels.com/technotes/2009/10/15/singular-or-plural-in-rails/ http://www.datatravels.com/technotes/2009/10/15/singular-or-plural-in-rails/#comments Thu, 15 Oct 2009 08:36:17 +0000 Jason http://www.datatravels.com/technotes/2009/10/15/singular-or-plural-in-rails/feed/ 0 http://www.datatravels.com/technotes/2009/10/11/firefox-plug-ins-i-use/ http://www.datatravels.com/technotes/2009/10/11/firefox-plug-ins-i-use/#comments Sun, 11 Oct 2009 22:17:21 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/10/11/firefox-plug-ins-i-use/feed/ 0 http://www.datatravels.com/technotes/2009/10/07/boolean-or-operators-evaluate-left-to-right-and-st/ http://www.datatravels.com/technotes/2009/10/07/boolean-or-operators-evaluate-left-to-right-and-st/#comments Wed, 07 Oct 2009 17:25:57 +0000 Jason > n = nil => nil >> x # x is undefined, just showing you that NameError: undefined local variable or method `x' for # from (irb):6 >> (x || n.nil?) # x evaluates first, but since it's [...]]]> http://www.datatravels.com/technotes/2009/10/07/boolean-or-operators-evaluate-left-to-right-and-st/feed/ 0 http://www.datatravels.com/technotes/2009/10/07/ny-tech-meetup-oct-6-2009-tagnic-anyclip/ http://www.datatravels.com/technotes/2009/10/07/ny-tech-meetup-oct-6-2009-tagnic-anyclip/#comments Wed, 07 Oct 2009 12:00:00 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/10/07/ny-tech-meetup-oct-6-2009-tagnic-anyclip/feed/ 0 http://www.datatravels.com/technotes/2009/10/06/coercion-operations-affect-which-order-you-might-e/ http://www.datatravels.com/technotes/2009/10/06/coercion-operations-affect-which-order-you-might-e/#comments Tue, 06 Oct 2009 16:19:47 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/10/06/coercion-operations-affect-which-order-you-might-e/feed/ 0 http://www.datatravels.com/technotes/2009/09/30/configure-git-so-that-it-shows-green-red-in-my-te/ http://www.datatravels.com/technotes/2009/09/30/configure-git-so-that-it-shows-green-red-in-my-te/#comments Wed, 30 Sep 2009 16:45:11 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/09/30/configure-git-so-that-it-shows-green-red-in-my-te/feed/ 0 http://www.datatravels.com/technotes/2009/09/28/object-equality-states-in-ruby/ http://www.datatravels.com/technotes/2009/09/28/object-equality-states-in-ruby/#comments Tue, 29 Sep 2009 00:54:57 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/09/28/object-equality-states-in-ruby/feed/ 0 http://www.datatravels.com/technotes/2009/09/28/arrays-in-ruby/ http://www.datatravels.com/technotes/2009/09/28/arrays-in-ruby/#comments Mon, 28 Sep 2009 17:37:51 +0000 Jason http://www.datatravels.com/technotes/2009/09/28/arrays-in-ruby/feed/ 0 http://www.datatravels.com/technotes/2009/09/22/css-symbols/ http://www.datatravels.com/technotes/2009/09/22/css-symbols/#comments Tue, 22 Sep 2009 15:42:33 +0000 Jason greater than [...]]]> http://www.datatravels.com/technotes/2009/09/22/css-symbols/feed/ 0 http://www.datatravels.com/technotes/2009/09/22/techcrunch-50-rackup-and-udorse/ http://www.datatravels.com/technotes/2009/09/22/techcrunch-50-rackup-and-udorse/#comments Tue, 22 Sep 2009 09:07:59 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/09/22/techcrunch-50-rackup-and-udorse/feed/ 0 http://www.datatravels.com/technotes/2009/09/19/techcrunch50-story-something-toonstunescom-sealtal/ http://www.datatravels.com/technotes/2009/09/19/techcrunch50-story-something-toonstunescom-sealtal/#comments Sat, 19 Sep 2009 17:13:05 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/09/19/techcrunch50-story-something-toonstunescom-sealtal/feed/ 0 http://www.datatravels.com/technotes/2009/09/15/techcrunch50-american-idol-for-tech-startups/ http://www.datatravels.com/technotes/2009/09/15/techcrunch50-american-idol-for-tech-startups/#comments Tue, 15 Sep 2009 18:37:37 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/09/15/techcrunch50-american-idol-for-tech-startups/feed/ 0 http://www.datatravels.com/technotes/2009/08/24/pattern-matching-function-ruby/ http://www.datatravels.com/technotes/2009/08/24/pattern-matching-function-ruby/#comments Mon, 24 Aug 2009 13:20:29 +0000 Jason )|\n|\t/s) {" "} match_char = pattern =~ /#{search_criteria}/i matched_string = $~.to_s return if match_char.nil? start = match_char – 25 start = (start < 0 ? 0 : start) unless match_char.nil? p = pattern[start ... match_char + search_criteria.length + 25] match_char = pattern =~ /#{search_criteria}/i p[match_char, matched_string.length ] [...]]]> http://www.datatravels.com/technotes/2009/08/24/pattern-matching-function-ruby/feed/ 0 http://www.datatravels.com/technotes/2009/08/22/how-to-get-the-current-action-controller-name-in/ http://www.datatravels.com/technotes/2009/08/22/how-to-get-the-current-action-controller-name-in/#comments Sat, 22 Aug 2009 14:16:20 +0000 Jason http://www.datatravels.com/technotes/2009/08/22/how-to-get-the-current-action-controller-name-in/feed/ 0 http://www.datatravels.com/technotes/2009/08/18/if-an-element-is-visible-or-hidden-using-jquery/ http://www.datatravels.com/technotes/2009/08/18/if-an-element-is-visible-or-hidden-using-jquery/#comments Tue, 18 Aug 2009 18:25:20 +0000 Jason http://www.datatravels.com/technotes/2009/08/18/if-an-element-is-visible-or-hidden-using-jquery/feed/ 0 http://www.datatravels.com/technotes/2009/08/14/unsolved-jquery-can-you-redefine-the-click-functio/ http://www.datatravels.com/technotes/2009/08/14/unsolved-jquery-can-you-redefine-the-click-functio/#comments Fri, 14 Aug 2009 17:28:37 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/08/14/unsolved-jquery-can-you-redefine-the-click-functio/feed/ 1 http://www.datatravels.com/technotes/2009/07/20/jquery-function-for-slightly-opaque-images/ http://www.datatravels.com/technotes/2009/07/20/jquery-function-for-slightly-opaque-images/#comments Tue, 21 Jul 2009 00:23:07 +0000 Jason http://www.datatravels.com/technotes/2009/07/20/jquery-function-for-slightly-opaque-images/feed/ 0 http://www.datatravels.com/technotes/2009/07/07/how-can-i-see-my-relative-url-root-rails/ http://www.datatravels.com/technotes/2009/07/07/how-can-i-see-my-relative-url-root-rails/#comments Tue, 07 Jul 2009 20:57:12 +0000 Jason http://www.datatravels.com/technotes/2009/07/07/how-can-i-see-my-relative-url-root-rails/feed/ 0 http://www.datatravels.com/technotes/2009/06/09/ruby-strings/ http://www.datatravels.com/technotes/2009/06/09/ruby-strings/#comments Tue, 09 Jun 2009 14:35:21 +0000 Jason -1 >> "a" "a" => 0 >> "b" "a" => 1 Some more string methods, using examples: >> s = "hello" => "hello" >> s.concat(" world") => "hello world" # .concat is same as + >> s.insert(5, " there") => "hello there world" # inserts substring [...]]]> http://www.datatravels.com/technotes/2009/06/09/ruby-strings/feed/ 0 http://www.datatravels.com/technotes/2009/06/08/execute-shell-script-from-within-ruby/ http://www.datatravels.com/technotes/2009/06/08/execute-shell-script-from-within-ruby/#comments Mon, 08 Jun 2009 20:46:36 +0000 Jason http://www.datatravels.com/technotes/2009/06/08/execute-shell-script-from-within-ruby/feed/ 0 http://www.datatravels.com/technotes/2009/06/02/migration-generator-shortcuts/ http://www.datatravels.com/technotes/2009/06/02/migration-generator-shortcuts/#comments Tue, 02 Jun 2009 23:22:03 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/06/02/migration-generator-shortcuts/feed/ 0 http://www.datatravels.com/technotes/2009/06/02/ruby-function-to-check-if-something-is-a-number/ http://www.datatravels.com/technotes/2009/06/02/ruby-function-to-check-if-something-is-a-number/#comments Tue, 02 Jun 2009 17:49:58 +0000 Jason http://www.datatravels.com/technotes/2009/06/02/ruby-function-to-check-if-something-is-a-number/feed/ 0 http://www.datatravels.com/technotes/2009/06/02/rails-plugins-with-svn/ http://www.datatravels.com/technotes/2009/06/02/rails-plugins-with-svn/#comments Tue, 02 Jun 2009 16:54:56 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/06/02/rails-plugins-with-svn/feed/ 0 http://www.datatravels.com/technotes/2009/06/02/rake-tasks/ http://www.datatravels.com/technotes/2009/06/02/rake-tasks/#comments Tue, 02 Jun 2009 16:43:32 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/06/02/rake-tasks/feed/ 0 http://www.datatravels.com/technotes/2009/06/02/working-with-gems/ http://www.datatravels.com/technotes/2009/06/02/working-with-gems/#comments Tue, 02 Jun 2009 16:39:49 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/06/02/working-with-gems/feed/ 0 http://www.datatravels.com/technotes/2009/05/31/mysql-dumping-cheat-sheet/ http://www.datatravels.com/technotes/2009/05/31/mysql-dumping-cheat-sheet/#comments Mon, 01 Jun 2009 00:43:39 +0000 Jason backup-file.sql You can then read that dump file back into the server like this mysql db_name < backup-file.sql or like this: mysql -e "source /path/to/backup/backup-file.sql" db_name]]> http://www.datatravels.com/technotes/2009/05/31/mysql-dumping-cheat-sheet/feed/ 0 http://www.datatravels.com/technotes/2009/05/31/list-of-ruby-operands/ http://www.datatravels.com/technotes/2009/05/31/list-of-ruby-operands/#comments Mon, 01 Jun 2009 00:01:01 +0000 Jason http://www.datatravels.com/technotes/2009/05/31/list-of-ruby-operands/feed/ 0 http://www.datatravels.com/technotes/2009/05/31/tips-for-working-with-rails/ http://www.datatravels.com/technotes/2009/05/31/tips-for-working-with-rails/#comments Sun, 31 May 2009 19:47:39 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/05/31/tips-for-working-with-rails/feed/ 0 http://www.datatravels.com/technotes/2009/05/25/imagemagick/ http://www.datatravels.com/technotes/2009/05/25/imagemagick/#comments Tue, 26 May 2009 00:42:32 +0000 Jason Deactivating ImageMagick @6.4.3-6_0+q16 —> Uninstalling ImageMagick @6.4.3-6_0+q16 USING [...]]]> http://www.datatravels.com/technotes/2009/05/25/imagemagick/feed/ 0 http://www.datatravels.com/technotes/2009/05/22/paperclip-with-passenger/ http://www.datatravels.com/technotes/2009/05/22/paperclip-with-passenger/#comments Fri, 22 May 2009 15:15:33 +0000 Jason true } do |f| %> 3) if using passenger, you must put this in config/initializers/paperclip.rb: if RAILS_ENV == "development" Paperclip.options[:image_magick_path] = '/opt/local/bin/' end (Make sure your [...]]]> http://www.datatravels.com/technotes/2009/05/22/paperclip-with-passenger/feed/ 0 http://www.datatravels.com/technotes/2009/05/04/how-do-i-reload-my-models-if-im-in-scriptconsole/ http://www.datatravels.com/technotes/2009/05/04/how-do-i-reload-my-models-if-im-in-scriptconsole/#comments Tue, 05 May 2009 00:43:36 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/05/04/how-do-i-reload-my-models-if-im-in-scriptconsole/feed/ 0 http://www.datatravels.com/technotes/2009/05/04/writing-to-the-development-log-in-rails-/ http://www.datatravels.com/technotes/2009/05/04/writing-to-the-development-log-in-rails-/#comments Tue, 05 May 2009 00:43:25 +0000 Jason http://www.datatravels.com/technotes/2009/05/04/writing-to-the-development-log-in-rails-/feed/ 0 http://www.datatravels.com/technotes/2009/05/04/methods-ending-with-an-equal-sign-ruby-basics/ http://www.datatravels.com/technotes/2009/05/04/methods-ending-with-an-equal-sign-ruby-basics/#comments Tue, 05 May 2009 00:43:13 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/05/04/methods-ending-with-an-equal-sign-ruby-basics/feed/ 0 http://www.datatravels.com/technotes/2009/05/04/with-passenger-where-does-the-console-log-output-from-puts-go/ http://www.datatravels.com/technotes/2009/05/04/with-passenger-where-does-the-console-log-output-from-puts-go/#comments Tue, 05 May 2009 00:42:57 +0000 Jason http://www.datatravels.com/technotes/2009/05/04/with-passenger-where-does-the-console-log-output-from-puts-go/feed/ 0 http://www.datatravels.com/technotes/2009/04/28/cucumber-behavior-driven-development/ http://www.datatravels.com/technotes/2009/04/28/cucumber-behavior-driven-development/#comments Tue, 28 Apr 2009 12:23:07 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/04/28/cucumber-behavior-driven-development/feed/ 1 http://www.datatravels.com/technotes/2009/04/21/rails-error-undefined-method-use_transactional_fix/ http://www.datatravels.com/technotes/2009/04/21/rails-error-undefined-method-use_transactional_fix/#comments Tue, 21 Apr 2009 10:51:17 +0000 Jason http://www.datatravels.com/technotes/2009/04/21/rails-error-undefined-method-use_transactional_fix/feed/ 0 http://www.datatravels.com/technotes/2009/04/15/how-can-i-get-my-mac-os-x-version-from-the-command/ http://www.datatravels.com/technotes/2009/04/15/how-can-i-get-my-mac-os-x-version-from-the-command/#comments Wed, 15 Apr 2009 11:33:57 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/04/15/how-can-i-get-my-mac-os-x-version-from-the-command/feed/ 0 http://www.datatravels.com/technotes/2009/03/07/installing-rails-mysql-on-mac-os-x/ http://www.datatravels.com/technotes/2009/03/07/installing-rails-mysql-on-mac-os-x/#comments Sat, 07 Mar 2009 12:38:55 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/03/07/installing-rails-mysql-on-mac-os-x/feed/ 0 http://www.datatravels.com/technotes/2009/03/05/emulated-ruby-tags-erb-tags/ http://www.datatravels.com/technotes/2009/03/05/emulated-ruby-tags-erb-tags/#comments Thu, 05 Mar 2009 18:49:51 +0000 Jason http://www.datatravels.com/technotes/2009/03/05/emulated-ruby-tags-erb-tags/feed/ 0 http://www.datatravels.com/technotes/2009/03/05/rails-script-shortcuts/ http://www.datatravels.com/technotes/2009/03/05/rails-script-shortcuts/#comments Thu, 05 Mar 2009 18:48:08 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/03/05/rails-script-shortcuts/feed/ 0 http://www.datatravels.com/technotes/2009/03/05/passenger-with-rails/ http://www.datatravels.com/technotes/2009/03/05/passenger-with-rails/#comments Thu, 05 Mar 2009 15:15:01 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2009/03/05/passenger-with-rails/feed/ 0 http://www.datatravels.com/technotes/2009/02/22/show-all-hidden-files-in-the-finder-windows/ http://www.datatravels.com/technotes/2009/02/22/show-all-hidden-files-in-the-finder-windows/#comments Sun, 22 Feb 2009 15:31:37 +0000 Jason http://www.datatravels.com/technotes/2009/02/22/show-all-hidden-files-in-the-finder-windows/feed/ 0 http://www.datatravels.com/technotes/2007/10/13/svn-cheat-sheet/ http://www.datatravels.com/technotes/2007/10/13/svn-cheat-sheet/#comments Sat, 13 Oct 2007 21:03:49 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2007/10/13/svn-cheat-sheet/feed/ 0 http://www.datatravels.com/technotes/2007/09/01/mac-os-x-afp-client-sever-troubleshooting-connecti/ http://www.datatravels.com/technotes/2007/09/01/mac-os-x-afp-client-sever-troubleshooting-connecti/#comments Sat, 01 Sep 2007 21:06:24 +0000 Jason Connec to Server…) to Mac OS X Server (AFP protocol enabled and configured in Server admin) Connection Failed -5000 This has been observed in these scenarios: 1. The username you are trying to log in with has some corrupted or unavailable password (possibly [...]]]> http://www.datatravels.com/technotes/2007/09/01/mac-os-x-afp-client-sever-troubleshooting-connecti/feed/ 0 http://www.datatravels.com/technotes/2007/06/13/when-setting-up-an-xsan-volume-what-must-you-do-if/ http://www.datatravels.com/technotes/2007/06/13/when-setting-up-an-xsan-volume-what-must-you-do-if/#comments Wed, 13 Jun 2007 15:55:06 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2007/06/13/when-setting-up-an-xsan-volume-what-must-you-do-if/feed/ 0 http://www.datatravels.com/technotes/2007/06/13/terminal-how-to-run-a-mac-os-x-package-installer-o/ http://www.datatravels.com/technotes/2007/06/13/terminal-how-to-run-a-mac-os-x-package-installer-o/#comments Wed, 13 Jun 2007 15:44:18 +0000 Jason http://www.datatravels.com/technotes/2007/06/13/terminal-how-to-run-a-mac-os-x-package-installer-o/feed/ 0 http://www.datatravels.com/technotes/2007/06/13/terminal-how-to-copy-something-to-a-remote-compute/ http://www.datatravels.com/technotes/2007/06/13/terminal-how-to-copy-something-to-a-remote-compute/#comments Wed, 13 Jun 2007 15:43:57 +0000 Jason http://www.datatravels.com/technotes/2007/06/13/terminal-how-to-copy-something-to-a-remote-compute/feed/ 0 http://www.datatravels.com/technotes/2007/06/13/when-setting-up-a-lun-that-is-larger-than-2-teraby/ http://www.datatravels.com/technotes/2007/06/13/when-setting-up-a-lun-that-is-larger-than-2-teraby/#comments Wed, 13 Jun 2007 15:42:12 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2007/06/13/when-setting-up-a-lun-that-is-larger-than-2-teraby/feed/ 0 http://www.datatravels.com/technotes/2007/06/13/when-configuring-xsan-if-you-create-users-and-grou/ http://www.datatravels.com/technotes/2007/06/13/when-configuring-xsan-if-you-create-users-and-grou/#comments Wed, 13 Jun 2007 15:40:54 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2007/06/13/when-configuring-xsan-if-you-create-users-and-grou/feed/ 0 http://www.datatravels.com/technotes/2007/06/13/describe-how-to-estimate-metadata-and-journal-data/ http://www.datatravels.com/technotes/2007/06/13/describe-how-to-estimate-metadata-and-journal-data/#comments Wed, 13 Jun 2007 15:15:43 +0000 Jason http://www.datatravels.com/technotes/2007/06/13/describe-how-to-estimate-metadata-and-journal-data/feed/ 0 http://www.datatravels.com/technotes/2007/06/12/what-are-xsan-14-hardware-requirements/ http://www.datatravels.com/technotes/2007/06/12/what-are-xsan-14-hardware-requirements/#comments Tue, 12 Jun 2007 17:32:56 +0000 Jason [...]]]> http://www.datatravels.com/technotes/2007/06/12/what-are-xsan-14-hardware-requirements/feed/ 0 http://www.datatravels.com/technotes/2007/06/12/maximum-length-for-the-lun-name-label-or-disk-name/ http://www.datatravels.com/technotes/2007/06/12/maximum-length-for-the-lun-name-label-or-disk-name/#comments Tue, 12 Jun 2007 17:27:42 +0000 Jason http://www.datatravels.com/technotes/2007/06/12/maximum-length-for-the-lun-name-label-or-disk-name/feed/ 0 http://www.datatravels.com/technotes/2007/06/12/maximum-length-for-storage-pool-name-on-an-xsan-vo/ http://www.datatravels.com/technotes/2007/06/12/maximum-length-for-storage-pool-name-on-an-xsan-vo/#comments Tue, 12 Jun 2007 17:26:27 +0000 Jason http://www.datatravels.com/technotes/2007/06/12/maximum-length-for-storage-pool-name-on-an-xsan-vo/feed/ 0 http://www.datatravels.com/technotes/2007/06/12/maximum-san-name-length/ http://www.datatravels.com/technotes/2007/06/12/maximum-san-name-length/#comments Tue, 12 Jun 2007 17:26:15 +0000 Jason http://www.datatravels.com/technotes/2007/06/12/maximum-san-name-length/feed/ 0 http://www.datatravels.com/technotes/2007/06/12/maximum-file-or-folder-name-length-on-an-xsan-volu/ http://www.datatravels.com/technotes/2007/06/12/maximum-file-or-folder-name-length-on-an-xsan-volu/#comments Tue, 12 Jun 2007 17:25:48 +0000 Jason http://www.datatravels.com/technotes/2007/06/12/maximum-file-or-folder-name-length-on-an-xsan-volu/feed/ 0 http://www.datatravels.com/technotes/2007/06/12/xsan-maximum-volume-name-length-and-character-requ/ http://www.datatravels.com/technotes/2007/06/12/xsan-maximum-volume-name-length-and-character-requ/#comments Tue, 12 Jun 2007 17:23:56 +0000 Jason http://www.datatravels.com/technotes/2007/06/12/xsan-maximum-volume-name-length-and-character-requ/feed/ 0 http://www.datatravels.com/technotes/2007/06/12/maximum-file-size-on-an-xsan-volume/ http://www.datatravels.com/technotes/2007/06/12/maximum-file-size-on-an-xsan-volume/#comments Tue, 12 Jun 2007 17:18:53 +0000 Jason http://www.datatravels.com/technotes/2007/06/12/maximum-file-size-on-an-xsan-volume/feed/ 0