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How to ignore all hidden directories/files recursively in a git repository?
...tignore
Edit: Added the .gitignore file itself (matters if it is not yet commited).
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What does the constant 0.0039215689 represent?
...Note:
If you're wondering why such a micro-optimization isn't left to the compiler, it's because it is an unsafe floating-point optimization. In other words:
x / 255 != x * (1. / 255)
due to floating-point round-off errors.
So while modern compilers may be smart enough to do this optimization...
How many and which are the uses of “const” in C++?
...with so many different effects that is nearly impossible for a beginner to come out alive. Will some C++ guru explain once forever the various uses and whether and/or why not to use them?
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How does bash tab completion work?
...ending a lot of time in the shell lately and I'm wondering how the tab autocomplete works. What's the mechanism behind it? How does the bash know the contents of every directory?
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What is the purpose of a plus symbol before a variable?
...er or not d is a non-zero number.
Reference here. And, as pointed out in comments, here.
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How to check if a model has a certain column/attribute?
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what's the meaning of '=?' in angularJS directive isolate scope declaration?
...onally I wish it were documented in the scope section directly and not in $compile.
– Jason Axelson
Jul 25 '15 at 23:45
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What is a “web service” in plain English?
...programs can understand the output.
The full definition is obviously more complex but you asked for plain English.
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