大约有 800 项符合查询结果（耗时：0.0112秒） [XML]
How to return a string value from a Bash function
...nction! A built in way to do what the OP has asked is available since Bash 4.3 (2014?) - see my answer below.
– zenaan
Oct 10 '16 at 3:07
4
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Clang vs GCC for my Linux Development project
...r<<’ in ‘std::cout << me’
/usr/lib/gcc/i686-pc-linux-gnu/4.3.4/include/g++-v4/ostream:112: note: candidates are: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>& (*)(std::basic_...
How to fix error “Updating Maven Project”. Unsupported IClasspathEntry kind=4?
...s issue has been fixed in m2e 1.5.0 which is available for Eclipse Kepler (4.3) and Luna (4.4)
Please see https://bugs.eclipse.org/bugs/show_bug.cgi?id=374332#c14
The problem is caused by the fact that STS (the Spring IDE/Eclipse), as well Eclipse and other Eclipse based IDE's, use the m2e(clipse)...
Unlimited Bash History [closed]
...ILESIZE in .bashrc to an empty string:
HISTSIZE=
HISTFILESIZE=
In bash 4.3 and later you can also use HISTSIZE=-1 HISTFILESIZE=-1:
n. Setting HISTSIZE to a value less than zero causes the history list to be
unlimited (setting it 0 zero disables the history list).
o. Setting HISTFILESIZE ...
How can I get the behavior of GNU's readlink -f on a Mac?
...at follows additional links. This doesn't seem to work on Mac and possibly BSD based systems. What would the equivalent be?
...
Minimal web server using netcat
...
OpenBSD netcat works different, you can do something like while true; do echo -e "HTTP/1.1 200 OK\n\n $(date)" | nc -l localhost 1500; done
– matlehmann
Mar 31 '15 at 13:15
...
Send Email Intent
...Intent, "Send email..."));
Update: According to marcwjj, it seems that on 4.3, we need to pass string array instead of a string for email address to make it work. We might need to add one more line:
intent.putExtra(Intent.EXTRA_EMAIL, addresses); // String[] addresses
Ref link
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How do I output coloured text to a Linux terminal?
...s as
Number_Of_colors_Supported=$(tput colors)
on systems with termcap (BSD based) you can obtain quantity of supported colors as
Number_Of_colors_Supported=$(tput Co)
Then make you decision:
[ ${Number_Of_colors_Supported} -ge 8 ] && {
echo 'You are fine and can print colors'
} |...
Linux/Unix command to determine if process is running?
...is what we want because it makes parsing easier.
This will work on Linux, BSD, Solaris, etc.
Another strategy would be to test on the exit value from the above ps command. It should be zero if the process is running and non-zero if it isn't. The POSIX spec says that ps must exit >0 if an error ...
Fast way of finding lines in one file that are not in another?
...of the Apple Xcode tools which provides GNU diff, awk, though only a POSIX/BSD split rather than a GNU version.
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