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How do I daemonize an arbitrary script in unix?
.../dev/null 2>&1
if [[ $? = 0 ]]; then
echo "Command $1 already running."
exit
fi
fi
# Write our pid to file.
echo $$ >$PIDFILE
# Get command.
COMMAND=$1
shift
# Run command until we're killed.
while true; do
$COMMAND "$@"
sleep 10 # if command dies immedia...
Why are const parameters not allowed in C#?
...arantee that the object will not change, and is therefore broken. Now, C already has a weak type system in which you can do a reinterpret cast of a double into an int if you really want to, so it should not be a surprise that it has a weak type system with respect to const as well. But C# was desig...
What are free monads?
...ink it would have confused me had I not met 'join' on the NICTA course and read haskellforall.com/2012/06/…. So for me, the trick to understanding is to read a lot of answers until it sinks in. (NICTA Reference: github.com/NICTA/course/blob/master/src/Course/Bind.hs)
– Martin...
REST authentication and exposing the API key
I've been reading up on REST and there are a lot of questions on SO about it, as well as on a lot of other sites and blogs. Though I've never seen this specific question asked...for some reason, I can't wrap my mind around this concept...
...
vertical-align with Bootstrap 3
...ms (the columns) vertically by align-items property.
EXAMPLE HERE (Please read the comments with care)
<div class="container">
<div class="row vertical-align"> <!--
^-- Additional class -->
<div class="col-xs-6"> ... </div>
<...
Combining C++ and C - how does #ifdef __cplusplus work?
...
extern "C" doesn't really change the way that the compiler reads the code. If your code is in a .c file, it will be compiled as C, if it is in a .cpp file, it will be compiled as C++ (unless you do something strange to your configuration).
What extern "C" does is affect linkage. C...
Understanding offsetWidth, clientWidth, scrollWidth and -Height, respectively
...Height, clientWidth, clientHeight, scrollWidth and scrollHeight. These are read-only attributes representing the current visual layout, and all of them are integers (thus possibly subject to rounding errors).
Let's go through them in detail:
offsetWidth, offsetHeight: The size of the visual box i...
Git - What is the difference between push.default “matching” and “simple”
... a new remote repo myself and I have been curious on doing so. I have been reading tutorials and I am confused on how to get "git push" to work.
...
How do I terminate a thread in C++11?
I don't need to terminate the thread correctly, or make it respond to a "terminate" command. I am interested in terminating the thread forcefully using pure C++11.
...
Why is a combiner needed for reduce method that converts type in java 8
...ot sure if one would be better over the other, but I prefer the former for readability.
– skiwi
Jun 19 '14 at 15:35
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