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php execute a background process
... // Windows
$command = 'start "" '. $command;
} else {
// Linux/UNIX
$command = $command .' /dev/null &';
}
$handle = popen($command, 'r');
if($handle!==false){
pclose($handle);
return true;
} else {
return false;
}
}
Note 1: On windows, do not use /B param...
How can I search Git branches for a file or directory?
...the glob pattern to git unchanged, instead of expanding it (just like with Unix find).
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Why does InetAddress.isReachable return false, when I can ping the IP address?
...ther answers don't. The ping part of isReachable() requires root access on Unix. And as pointed out by bestsss in 4779367:
And if you ask why ping from bash doesn't, actually it does need as well. Do that ls -l /bin/ping.
Since using root was not an option in my case the solution was to allow...
Ruby, remove last N characters from a string?
...ommunicates what it is doing.
With no arguments, chomp removes the DOS or Unix line ending, if either is present:
"abc\n".chomp # => "abc"
"abc\r\n".chomp # => "abc"
From the comments, there was a question of the speed of using #chomp versus using a range. Here is a benchmark com...
How do you round a floating point number in Perl?
...ly, this is OS dependent! In Windows it will round half away from zero and unix-like will round half to even: exploringbinary.com/…
– Apoc
Jul 24 '17 at 15:57
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How to run a shell script at startup
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This question helped me with this: unix.stackexchange.com/questions/28679/…
– seth10
Mar 23 '17 at 13:45
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How do I watch a file for changes?
...
It should not work on windows (maybe with cygwin ?), but for unix user, you should use the "fcntl" system call. Here is an example in Python. It's mostly the same code if you need to write it in C (same function names)
import time
import fcntl
import os
import signal
FNAME = "/HOME/T...
How to get a password from a shell script without echoing
... Linux (and cygwin) this form works in bash and sh. It may not be standard Unix sh, though.
For more info and options, in bash, type "help read".
$ help read
read: read [-ers] [-a array] [-d delim] [-i text] [-n nchars] [-N nchars] [-p prompt] [-t timeout] [-u fd] [name ...]
Read a line from the s...
How to assign a heredoc value to a variable in Bash?
...et, whereas the selected answer does not. It seems to be because of http://unix.stackexchange.com/a/265151/20650
– ffledgling
Nov 8 '16 at 11:30
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Eclipse JPA Project Change Event Handler (waiting)
...rate drunken chimpanzees with severe ADHD. Or you may just wonder why OOTB Unix support wasn't added to the command prompt with the NTFS versions of Windows.
– zpangwin
Jan 13 '15 at 22:21
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