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Timeout a command in bash without unnecessary delay
...cess is still alive.
declare -i interval=DEFAULT_INTERVAL
# Delay between posting the SIGTERM signal and destroying the process by SIGKILL.
declare -i delay=DEFAULT_DELAY
function printUsage() {
cat <<EOF
Synopsis
$scriptName [-t timeout] [-i interval] [-d delay] command
Execute ...
What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
...value is in %eax. All other registers (including EFLAGS) are preserved across the int $0x80.
I took following snippet from the Linux Assembly Tutorial but I'm doubtful about this. If any one can show an example, it would be great.
If there are more than six arguments,
%ebx must contain the m...
abort, terminate or exit?
What's the difference between those three, and how shall I end program in case of exception which I can't handle properly?
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What is the difference between float and double?
...the difference between double precision and single precision. However, in most cases, float and double seem to be interchangeable, i.e. using one or the other does not seem to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the differences betwe...
GCC -fPIC option
...for Code Generation Conventions , but could not understand what "Generate position-independent code (PIC)" does. Please give an example to explain me what does it mean.
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How do I skip a match when using Ctrl+D for multiple selections in Sublime Text 2?
...
Just use Ctrl+K, Ctrl+D.
(for OS X: Cmd+K, Cmd+D)
Needs a bit of practice, but gets the job done!
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How to write to a file in Scala?
...O being not very active, if any, Li Haoyi suggests his own library lihaoyi/os-lib, that he presents below.
June 2019, Xavier Guihot mentions in his answer the library Using, a utility for performing automatic resource management.
Edit (September 2011): since Eduardo Costa asks about Scala2.9, an...
How do I get the current time zone of MySQL?
...efault_timezone_set), which means it may report a different value than the OS is using. If you're in control of the PHP code, you should know whether you're doing that and be okay.
But the whole question of what timezone the MySQL server is using may be a tangent, because asking the server what tim...
How do I determine the size of my array in C?
...( sizeof(intArray) / sizeof(intArray[0]) ));
}
Output (in a 64-bit Linux OS):
sizeof of array: 28
sizeof of parameter: 8
Length of array: 7
Length of parameter: 2
Output (in a 32-bit windows OS):
sizeof of array: 28
sizeof of parameter: 4
Length of array: 7
Length of parameter: 1
...
Why does C++ not have reflection?
...ctives are to understand the language design decision and to identify the possibilities of reflection in C++.
14 Answers
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