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form_for with nested resources

...th(@article, comment_item), :method => :delete, :confirm => "Really?" %> What jamuraa says may work in the context of Article, but it did not work for me in various other ways. There is a lot of discussion related to nested resources, e.g. http://weblog.jamisbuck.org/2007/2/5/nesti...
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How to avoid circular imports in Python? [duplicate]

....py Types of circular import problems Circular import dependencies typically fall into two categories depending on what you're trying to import and where you're using it inside each module. (And whether you're using python 2 or 3). 1. Errors importing modules with circular imports In some cases...
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How to load json into my angular.js ng-model?

...SON [{ "text":"learn angular", "done":true }, { "text":"build an angular app", "done":false}, { "text":"something", "done":false }, { "text":"another todo", "done":true }] You can load it like this var App = angular.module('App', []); App.controller('TodoCtrl', function($scope, $http) { $h...
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How do I check OS with a preprocessor directive?

...Unix (Linux, *BSD, Mac OS X) See this related question on some of the pitfalls of using this check. unix __unix __unix__ Mac OS X __APPLE__ __MACH__ Both are defined; checking for either should work. Linux __linux__ linux Obsolete (not POSIX compliant) __linux Obsolete (not POSIX compliant) ...
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Delete directory with files in it?

I wonder, what's the easiest way to delete a directory with all its files in it? 33 Answers ...
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What is __pycache__?

...'s files, respectively. As a programmer, you can largely just ignore it... All it does is make your program start a little faster. When your scripts change, they will be recompiled, and if you delete the files or the whole folder and run your program again, they will reappear (unless you specificall...
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Reading Properties file in Java

... @Mark Elliot what if I have a conf package to store all my configuration files and my file hierarchy is: myproject ->src, conf, test ,how am i gonna load the properties by adding a preceding slash? – Roger Ray Aug 3 '13 at 15:03 ...
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Accessing class variables from a list comprehension in the class definition

...ing a newly created local namespace and the original global namespace. (Usually, the suite contains only function definitions.) When the class’s suite finishes execution, its execution frame is discarded but its local namespace is saved. [4] A class object is then created using the inheritance lis...
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CMake: Print out all accessible variables in a script

I'm wondering if there is a way to print out all accessible variables in CMake. I'm not interested in the CMake variables - as in the --help-variables option. I'm talking about my variables that I defined, or the variables defined by included scripts. ...
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How to “set a breakpoint in malloc_error_break to debug”

... Set a breakpoint on malloc_error_break() by opening the Breakpoint Navigator (View->Navigators->Show Breakpoint Navigator or ⌘8), clicking the plus button in the lower left corner, and selecting "Add Symbolic Breakpoint". In the popup tha...