大约有 2,500 项符合查询结果（耗时：0.0219秒） [XML]
How to obtain the number of CPUs/cores in Linux from the command line?
...ROCESSORS_CONF are not required by standards, but are provided on numerous unix platforms and documented as optional by Open Group."
– BCran
Oct 4 '15 at 20:36
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What is the meaning of prepended double colon “::”?
...pace "tree".
Contrasting with such absolute paths, you can configure good UNIX shells (e.g. zsh) to resolve relative paths under your current directory or any element in your PATH environment variable, so if PATH=/usr/bin:/usr/local/bin, and you were "in" /tmp, then...
X11/xterm
...would happily...
What is the proper #include for the function 'sleep()'?
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sleep is a non-standard function.
On UNIX, you shall include <unistd.h>.
On MS-Windows, Sleep is rather from <windows.h>.
In every case, check the documentation.
share
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Why is argc not a constant?
...y with (a good portion of) existing C code was an early goal of C++.
Some UNIX APIs, such as getopt, actually do manipulate argv[], so it can't be made const for that reason also.
(Aside: Interestingly, although getopt's prototype suggests it won't modify argv[] but may modify the strings pointe...
What is the difference between gmake and make?
... make implementation; on most Linux distros this is GNU make, but on other unixes, it could refer to some other implementation of make, such as BSD make, or the make implementations of various commercial unixes.
The language accepted by GNU make is a superset of the one supported by the traditional...
What are good grep tools for Windows? [closed]
...t's the beef? Several other GREP tools for Windows are just as free as for unix/linux. Indeed, this is what I love about the Windows ecosystem -- lots of free, if that's your main criterion, AND the ecosystem often supports paying developers for exploring extended amounts of functionality, such as w...
How do I get a UTC Timestamp in JavaScript?
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Note that getTime() returns milliseconds, not plain seconds.
For a UTC/Unix timestamp, the following should suffice:
Math.floor((new Date()).getTime() / 1000)
It will factor the current timezone offset into the result. For a string representation, David Ellis' answer works.
To clarify:
new ...
For files in directory, only echo filename (no path)
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-printf: unknown primary or operator => unix.stackexchange.com/a/272493/72893
– Nobita
Jul 12 '18 at 11:10
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Function that creates a timestamp in c#
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I believe you can create a unix style datestamp accurate to a second using the following
//Find unix timestamp (seconds since 01/01/1970)
long ticks = DateTime.UtcNow.Ticks - DateTime.Parse("01/01/1970 00:00:00").Ticks;
ticks /= 10000000; //Convert wi...
Linking static libraries to other static libraries
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Thin archives are notably used on the Linux kernel v4.19: unix.stackexchange.com/questions/5518/…
– Ciro Santilli 郝海东冠状病六四事件法轮功
Nov 21 '18 at 10:57
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