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In C++, is it still bad practice to return a vector from a function?
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– Peter Alexander
Jun 29 '10 at 6:51
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What is “git remote add …” and “git push origin master”?
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git is like UNIX. User friendly but picky about its friends. It's about as powerful and as user...
Kill child process when parent process is killed
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RonRon
1,3721515 silver badges2222 bronze badges
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What do 'real', 'user' and 'sys' mean in the output of time(1)?
...ested in Ubuntu 18.10, GCC 8.2.0, glibc 2.28, Linux kernel 4.18, ThinkPad P51 laptop, Intel Core i7-7820HQ CPU (4 cores / 8 threads), 2x Samsung M471A2K43BB1-CRC RAM (2x 16GiB).
sleep
Non-busy sleep does not count in either user or sys, only real.
For example, a program that sleeps for a second:
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How exactly does the callstack work?
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hacckshaccks
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How to generate random SHA1 hash to use as ID in node.js?
...dcd16aa05e20290f -
% echo -n "tails" | shasum
71ac9eed6a76a285ae035fe84a251d56ae9485a4 -
If "heads" comes up again, the SHA1 output will be the same as it was the first time
% echo -n "heads" | shasum
c25dda249cdece9d908cc33adcd16aa05e20290f -
Ok, so a coin toss is not a great random ID gen...
How to calculate moving average using NumPy?
...6 MiB, increment: 73.61 MiB
scipy.convolve, edge handling :
peak memory: 510.24 MiB, increment: 221.19 MiB
numpy.cumsum :
peak memory: 441.81 MiB, increment: 152.76 MiB
numpy.cumsum, edge handling :
peak memory: 518.14 MiB, increment: 228.84 MiB
Pandas rolling average :
peak memory: 449.34 M...
How to allocate aligned memory only using the standard library?
...ow a part of the C11 specification: open-std.org/jtc1/sc22/wg14/www/docs/n1516.pdf (page 346)
– skagedal
Sep 5 '13 at 22:15
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WiX tricks and tips
... knowledge.
– si618
Jul 20 '11 at 1:51
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Expand a random range from 1–5 to 1–7
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– Daniel Earwicker
Dec 7 '12 at 10:51
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Ah, because we only have rand5(), not rand2() :-)
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