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Testing modules in rspec

... Nice. This helped me avoid all sorts of issues with class ivars spanning tests. Gave the classes names by assigning to constants. – captainpete Jun 25 '12 at 12:48 ...
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RegEx for matching UK Postcodes

...that will validate a full complex UK postcode only within an input string. All of the uncommon postcode forms must be covered as well as the usual. For instance: ...
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iPhone Simulator suddenly started running very slow

...lator for a number of weeks and it has been running well up until now, but all of a sudden has begun running very slow both when loading content and animations. I have not made any changes to my code since I last tested it successfully. ...
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How to create a directory using Ansible

... If state=directory, all immediate subdirectories will be created if they do not exist, since 1.7 they will be created with the supplied permissions. – Alex Oct 6 '16 at 10:05 ...
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How can I change an element's class with JavaScript?

...r, going into detail on this is beyond the scope of the answer. To change all classes for an element: To replace all existing classes with one or more new classes, set the className attribute: document.getElementById("MyElement").className = "MyClass"; (You can use a space-delimited list to app...
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Calling virtual functions inside constructors

... Calling virtual functions from a constructor or destructor is dangerous and should be avoided whenever possible. All C++ implementations should call the version of the function defined at the level of the hierarchy in the cur...
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float:left; vs display:inline; vs display:inline-block; vs display:table-cell;

... that now though. But the important thing is it does work, and it works in all browsers (even IE6/7), so use it if you like it. The additional markup for clearing may not be necessary if you use the :after selector to clear the floats, but this isn't an option if you want to support IE6 or IE7. ...
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Bootstrap close responsive menu “on click”

... </li> </ul> </div> Binding click event on all a elements in navigation to collapse menu (Bootstrap collapse plugin): $(function(){ var navMain = $("#nav-main"); navMain.on("click", "a", null, function () { navMain.collapse('hide'); }); });...
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The tilde operator in C

...F hashing algorithm, and I'm curious what it does. (The code is from Eternally Confused .) 6 Answers ...
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Visual Studio 2013 doesn't discover unit tests

...io. To run the tests I try to go to the menu and choose Test -> Run -> Run all tests or by opening the test explorer window. By those to methods visual studio doesn’t discover any tests in the solution. ...