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What does |= (single pipe equal) and &=(single ampersand equal) mean

...gnment operators, translating (very loosely) x |= y; into x = x | y; and the same for &. There's a bit more detail in a few cases regarding an implicit cast, and the target variable is only evaluated once, but that's basically the gist of it. In terms of the non-compound operators, & ...
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Windows: XAMPP vs WampServer vs EasyPHP vs alternative [closed]

... I generally install Apache + PHP + MySQL by-hand, not using any package like those you're talking about. It's a bit more work, yes; but knowing how to install and configure your environment is great -- and useful. The first time, you'll need maybe half a day or a day ...
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Push commits to another branch

Is it possible to commit and push changes from one branch to another. 9 Answers 9 ...
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Rotating a two-dimensional array in Python

... answered Dec 7 '11 at 19:43 Andrew ClarkAndrew Clark 171k2525 gold badges236236 silver badges278278 bronze badges ...
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Pull new updates from original GitHub repository into forked GitHub repository

I forked someone's repository on GitHub and would like to update my version with commits and updates made in the original repository. These were made after I forked my copy. ...
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The model backing the context has changed since the database was created

... I've changed my production db manually and turned off the migration and it works, Thanks – Mohsen Afshin Sep 10 '12 at 21:05 13 ...
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How to fix .pch file missing on build?

...es, select All Configurations from the drop-down menu. Open the C/C++ tree and select Precompiled Headers Precompiled Header: Select Use (/Yu) Fill in the Precompiled Header File field. Standard is stdafx.h Click Okay If you do not have stdafx.h in your Header Files put it there. Edit it to #include...
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How do I get the path and name of the file that is currently executing?

...vide an example? I've answered similar question using inspect.getabsfile() and it worked for all cases that I've tried. – jfs Apr 5 '14 at 17:04 4 ...
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Generator Expressions vs. List Comprehension

When should you use generator expressions and when should you use list comprehensions in Python? 9 Answers ...
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Python Sets vs Lists

...cture is more efficient/speedy? Assuming that order is not important to me and I would be checking for duplicates anyway, is a Python set slower than a Python list? ...