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How to ignore all hidden directories/files recursively in a git repository?
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167
Just add a pattern to .gitignore
.*
!/.gitignore
Edit: Added the .gitignore file itself (mat...
What does the constant 0.0039215689 represent?
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0.0039215689 is approximately equal to 1/255.
Seeing that this is OpenGL, performance is probably important. So it's probably safe to guess that this was done for performance reasons.
Multiplying by the reciprocal is faster than rep...
How to properly check if std::function is empty in C++11?
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answered Feb 16 '14 at 2:56
PraetorianPraetorian
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What does value & 0xff do in Java?
...t not on byte. See the Java Language Specification, sections 15.22.1 and 5.6.2.
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What is the purpose of a plus symbol before a variable?
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answered Jul 13 '11 at 17:26
Paul SonierPaul Sonier
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How can I assign the output of a function to a variable using bash?
...rykRobert Obryk
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git diff between two different files
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DannyDannyDanny
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answered May 22 '13 at 3:52
Steven WexlerSteven Wexler
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How to check if a model has a certain column/attribute?
...gated user.
– MattyB
Jul 22 '15 at 16:16
Hash#has_key? is deprecated in favor of Hash#key?
– Cha...
what's the meaning of '=?' in angularJS directive isolate scope declaration?
... only throw the error when the value is set, like here: plnkr.co/edit/OSpaC6sPE0hY9yAeFghr?p=preview
– Matt Zeunert
Dec 9 '13 at 21:05
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