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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
...
What is the most useful script you've written for everyday life? [closed]
...
This is exactly what the unix locate program does
– Mark Baker
Oct 13 '08 at 12:21
4
...
When - and why - should you store data in the Windows Registry?
...
Unix: config stored in $HOME/.your-app There, solved in one iteration.
– Leonel
Nov 10 '09 at 12:01
36
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Virtual Serial Port for Linux
...ul, but it describes the "old style" BSD pseudo-terminals. The "new style" UNIX 98 pseudo-terminals operate a bit differently—see pts man page for details.
– Craig McQueen
Aug 21 '12 at 3:16
...
Is SQL syntax case sensitive?
...forms. We need to be able to dump databases on Windows and load them into UNIX, and doing so is a disaster if the installer on Windows forgot to put the RDBMS into case-sensitive mode. (To be fair, part of the reason this is a disaster is our coders made the bad decision, long ago, to rely on the ...
Should I return EXIT_SUCCESS or 0 from main()?
...ot that clear at the time the C language was deployed (mainly to write the UNIX kernel), and Gigagrams of books where written by saying "return 0 means success", since that was true on the OS at that time having a C compiler.
From then on, no clear standardization was ever made on how such a corres...
abort, terminate or exit?
... don't
normally see this in C++
applications, however, I do see it in
many unix based applications where it
sends an exit code at the end.
Usually a exit(0) indicates a
successful run of the application.
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