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Returning value from called function in a shell script
...also true for some other shells.
Here's how to do each of those options:
1. Echo strings
lockdir="somedir"
testlock(){
retval=""
if mkdir "$lockdir"
then # Directory did not exist, but it was created successfully
echo >&2 "successfully acquired lock: $lockdir"
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Seedable JavaScript random number generator
...e JavaScript Math.random() function returns a random value between 0 and 1, automatically seeded based on the current time (similar to Java I believe). However, I don't think there's any way to set you own seed for it.
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Convert string with comma to integer
Is there any neat method to convert "1,112" to integer 1112, instead of 1?
7 Answers
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What's the difference between array_merge and array + array?
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edited Feb 13 at 18:06
Joe DF
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Algorithm to generate all possible permutations of a list?
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List files by last edited date
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172
You can use:
ls -Rt
where -R means recursive (include subdirectories) and -t means "sort by...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
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How to sort List of objects by some property
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