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How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
...r that they are not related by parent child relationship. OS's (especially UNIX) by design allow a child process to inherit all File-descriptors (FD) from parents. Thus all the sockets (in UNIX like OS are also part of FD) that a process A listening to, can be listened by many more processes A1, A2,...
Is there a “standard” format for command line/shell help text?
...is so awful" is a subjective opinion. In a same manner it may be said that UNIX's command line is awful and ugly, but let's keep such opinions away and be professionals.
– Dima
Apr 18 '16 at 9:13
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What do people think of the fossil DVCS? [closed]
..."
on Windows, and
find . -type f -print0 | xargs -0 fossil add --
on Unix.
2/ I saw the message about malformed manifest when you are adding a file with non-ASCII characters in the filename. The problem was corrected in the last build.
Regards,
Petr
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Is there a Newline constant defined in Java like Environment.Newline in C#?
...same value - the initial value of the system property
line.separator. On UNIX systems, it returns "\n"; on Microsoft Windows
systems it returns "\r\n".
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How to give Jenkins more heap space when it´s started as a service under Windows?
... search engine, and a larger percentage of those people are using Linux or Unix? I don't understand it.
– Steve HHH
Dec 17 '14 at 17:18
8
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Using module 'subprocess' with timeout
...
If you're on Unix,
import signal
...
class Alarm(Exception):
pass
def alarm_handler(signum, frame):
raise Alarm
signal.signal(signal.SIGALRM, alarm_handler)
signal.alarm(5*60) # 5 minutes
try:
stdoutdata, stderrdata = pr...
Difference between “git checkout ” and “git checkout -- ”
..., no matter what it looks like." This is not Git-specific, it's a general Unix command line convention. Normally you use it to clarify that an argument is a file name rather than an option, e.g.
rm -f # does nothing
rm -- -f # deletes a file named "-f"
git checkout1 also takes -- to mean...
When should we call System.exit in Java
...of your exit code? A script that called the application. Works in Windows, Unix and all other scriptable environments.
Why return a code? To say things like "I did not succeed", "The database did not answer".
To see how to get the value od an exit code and use it in a unix shell script or windows ...
tomcat - CATALINA_BASE and CATALINA_HOME variables
...\startup.bat (Windows)
$CATALINA_HOME/bin/startup.sh (Unix)
or
%CATALINA_HOME%\bin\catalina.bat start (Windows)
$CATALINA_HOME/bin/catalina.sh start (Unix)
Multiple Tomcat Instances
In many circumstances, it is desirable to have a single copy of a
Tomcat...
Is errno thread-safe?
...thread-specific. POSIX requires that errno be threadsafe.
See http://www.unix.org/whitepapers/reentrant.html
In POSIX.1, errno is defined as an
external global variable. But this
definition is unacceptable in a
multithreaded environment, because its
use can result in nondeterministic
...