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What is monkey patching?

...nstance, consider a class that has a method get_data. This method does an em>xm>ternal lookup (on a database or web API, for em>xm>ample), and various other methods in the class call it. However, in a unit test, you don't want to depend on the em>xm>ternal data source - so you dynamically replace the get_data m...
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Will console.log reduce JavaScript em>xm>ecution performance?

Will use of the debugging feature console.log reduce JavaScript em>xm>ecution performance? Will it affect the speed of script em>xm>ecution in production environments? ...
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How do I get the width and height of a HTML5 canvas?

... It might be worth looking at a tutorial: Firefom>xm> Canvas Tutorial You can get the width and height of a canvas element simply by accessing those properties of the element. For em>xm>ample: var canvas = document.getElementById('mycanvas'); var width = canvas.width; var heigh...
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What's the u prefim>xm> in a Python string?

... You're right, see 3.1.3. Unicode Strings. It's been the syntam>xm> since Python 2.0. Python 3 made them redundant, as the default string type is Unicode. Versions 3.0 through 3.2 removed them, but they were re-added in 3.3+ for compatibility with Python 2 to aide the 2 to 3 transition. ...
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Git Symlinks in Windows

Our developers use a mim>xm> of Windows and Unim>xm> based OS's. Therefore, symlinks created on Unim>xm> machines become a problem for Windows developers. In windows (msysgit), the symlink is converted to a tem>xm>t file with a path to the file it points to. Instead, I'd like to convert the symlink into an actual W...
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Why is semicolon allowed in this python snippet?

... It seems useful for em>xm>ec statements e.g. em>xm>ec('for a in [1,2,3]:print a;print a+1') – Phil C Jun 30 '13 at 8:28 ...
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Checking for NULL pointer in C/C++ [closed]

... In my em>xm>perience, tests of the form if (ptr) or if (!ptr) are preferred. They do not depend on the definition of the symbol NULL. They do not em>xm>pose the opportunity for the accidental assignment. And they are clear and succinct. E...
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AngularJS performs an OPTIONS HTTP request for a cross-origin resource

...hich delivers my template files is on a different domain and therefore the m>Xm>HR request that angular performs must be cross-domain. I've added the appropriate CORS header to my server for the HTTP request to make this work, but it doesn't seem to work. The problem is that when I inspect the HTTP requ...
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Meaning of 'const' last in a function declaration of a class?

...o in the const version. If you change the method declaration in the above em>xm>ample to the code below you will get some errors. void Foo() { counter++; //this works std::cout << "Foo" << std::endl; } void Foo() const { counter++; //this wil...
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How to disable tem>xm>t selection highlighting

For anchors that act like buttons (for em>xm>ample Questions , Tags , Users , etc. which are located on the top of the Stack Overflow page) or tabs, is there a CSS standard way to disable the highlighting effect if the user accidentally selects the tem>xm>t? ...