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Linux C/C++进程单实例互斥代码分享 - C/C++ - 清泛网 - 专注C/C++及内核技术
...PidFileName, S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH);
if (fd > 0) {
fchmod(fd, S_IRUSR|S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH);
//printf("chmod return code is %d\n", retCode);
} else {
fd = open(kPidFileName, O_RDWR | O_TRUNC);
}
}
if (fd < 0) {
printf("...
How do I find the stack trace in Visual Studio?
...
edited Dec 17 '15 at 22:40
Jim Aho
4,98577 gold badges4141 silver badges6565 bronze badges
answered Jun...
Python: split a list based on a condition?
... add some other check or another bit of logic - say you want to remove all 0-byte jpeg's, you just add something like..
if f[1] == 0:
continue
share
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improve this answer
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java.sql.SQLException: Incorrect string value: '\xF0\x9F\x91\xBD\xF0\x9F…'
...|
edited Jan 6 '18 at 17:20
Nikita Bosik
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answered D...
Uncatchable ChuckNorrisException
...
jtahlbornjtahlborn
50k55 gold badges6565 silver badges108108 bronze badges
...
How do I remove msysgit's right click menu options?
...C:\Program Files\Git\git-cheetah"
regsvr32 /u git_shell_ext.dll
Windows 10
If you are on Windows 10 and the previous methods did not work try to uninstall the application and reinstall it. But be careful during the installation process unchecking Windows explorer integration
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How to manually expand a special variable (ex: ~ tilde) in bash
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101
Due to the nature of StackOverflow, I can't just make this answer unaccepted, but in the interv...
Left align two graph edges (ggplot)
...
+50
Try this,
gA <- ggplotGrob(A)
gB <- ggplotGrob(B)
maxWidth = grid::unit.pmax(gA$widths[2:5], gB$widths[2:5])
gA$widths[2:5]...
How can I automatically deploy my app after a git push ( GitHub and node.js)?
...ayload = json_decode($_REQUEST['payload']);
}
catch(Exception $e)
{
exit(0);
}
//log the request
file_put_contents('logs/github.txt', print_r($payload, TRUE), FILE_APPEND);
if ($payload->ref === 'refs/heads/master')
{
// path to your site deployment script
exec('./build.sh');
}
In the ...
BLE协议—广播和扫描 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...点通信。广播访问地址广播包：广播包Access Address 固定为0x8E89BED6，广播包只能在广播信道（channel）上传输，即只能在37/38/39信道上传输（注：从蓝牙5.0开始广播包可以在其它信道上传输）。广播包发送给附近所有的observer（扫描...