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Difference between -pthread and -lpthread while compiling
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to update Ruby to 1.9.x on Mac?
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NilsNils
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Using reflect, how do you set the value of a struct field?
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How do you compare structs for equality in C?
...floating point types with redundant encodings. (Intel long double, decimal64, etc.) These issues make no difference is calloc() used or not or padding.
– chux - Reinstate Monica
Apr 14 '15 at 15:02
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How to install GCC piece by piece with GMP, MPFR, MPC, ELF, without shared libraries?
...m to install the support libraries in standard system location. For Debian based system including Ubuntu, Install libgmp-dev, libmpfr-dev and libmpc-dev packages. For RPM based system including Fedora and SUSE, install gmp-devel, and libmpc-devel(mpc-devel on SUSE) packages.
This option will instal...
Why does Assert.AreEqual(T obj1, Tobj2) fail with identical byte arrays
...ew byte[0];
byte[] array2 = new byte[0];
Assert.AreEqual(System.Convert.ToBase64String(array1),
System.Convert.ToBase64String(array2));
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Detect if a NumPy array contains at least one non-numeric value?
... As an extra complication the input could be a single float or numpy.float64 or even something oddball like a zero-dimensional array.
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Bash empty array expansion with `set -u`
....4.
$ bash --version | head -n 1
GNU bash, version 4.4.19(1)-release (x86_64-pc-linux-gnu)
$ set -u
$ arr=()
$ echo "foo: '${arr[@]}'"
foo: ''
There is a conditional you can use inline to achieve what you want in older versions: Use ${arr[@]+"${arr[@]}"} instead of "${arr[@]}".
$ function a...
PHP Regex to get youtube video ID?
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Based on bokor's comment on Anthony's answer:
preg_match("/^(?:http(?:s)?:\/\/)?(?:www\.)?(?:m\.)?(?:youtu\.be\/|youtube\.com\/(?:(?:watch)?\?(?:.*&)?v(?:i)?=|(?:embed|v|vi|user)\/))([^\?&\"'>]+)/", $url, $matches...
Fundamental difference between Hashing and Encryption algorithms
...change it to a new one and use that as feedback into itself (MD5 does this 64 times for each 512bit chunk of data). It then somehow combines the resultant states from all these iterations back together to form the resultant hash.
Now, if you wanted to decode the hash, you'd first need to figure ou...