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Cartesian product of multiple arrays in JavaScript
... Babel is still shorter and simpler than most of the examples here, but it doesn't really matter because the output of transpilation is not something that you need to understand or maintain, it's just a fact that I found interesting.
Conclusion
There's no need to write hundred of lines of code that ...
When to use the brace-enclosed initializer?
...ot a string, therefore you wouldn't use copy initialization. A locale also does not contain a string (it might store that string as implementation detail, but that's not its purpose), therefore you wouldn't use brace initialization. Therefore the guideline says to use parenthesis initialization.
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Can I get the name of the currently running function in JavaScript?
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Perfect. That's when JS does not have native constants like PHP does with Magic constants...
– stamster
Jul 3 '19 at 15:41
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Bash script to calculate time elapsed
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$SECONDS does indeed work for /bin/bash. It does not work for the /bin/dash, the default shell in Debian and Ubuntu.
– Cameron Taggart
Jun 16 '16 at 19:38
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Why always ./configure; make; make install; as 3 separate steps?
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Because each step does different things
Prepare(setup) environment for building
./configure
This script has lots of options that you should change. Like --prefix or --with-dir=/foo. That means every system has a different configuration. Al...
typeof for RegExp
...ly to distinguish different kinds of objects. Note that this specification does not provide any means for a program to access that value except through Object.prototype.toString (see 15.2.4.2).
A RegExp is a class of object defined in the spec at Section 15.10 RegExp(RegularExpression)Objects:
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What is the difference between atan and atan2 in C++?
... at the values of the sine and cosine separately. And this is what atan2() does. It takes both, the sin(α) and cos(α) and resolves all four quadrants by adding π to the result of atan() whenever the cosine is negative.
Remark: The atan2(y, x) function actually takes a y and a x argument, which i...
Is there any way to close a StreamWriter without closing its BaseStream?
... will only be disposed if something calls Dispose on it. The method ending doesn't do that automatically. It may be finalized later if it has a finalizer, but that's not the same thing - and it's still not clear what danger you're anticipating. If you think it's unsafe to return a StreamWriter from ...
How to convert an entire MySQL database characterset and collation to UTF-8?
... for a maximum possible length of 3 × 65,535 = 196,605 bytes. That length does not fit in a TEXT column's length bytes, so MySQL converts the data type to MEDIUMTEXT, which is the smallest string type for which the length bytes can record a value of 196,605. Similarly, a VARCHAR column might be con...
How do I discard unstaged changes in Git?
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This pollutes the stash stack. git checkout -- . does the job with one command only.
– Felipe Tonello
Sep 9 '15 at 11:17
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