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Checking for the correct number of arguments
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#!/bin/sh
if [ "$#" -ne 1 ] || ! [ -d "$1" ]; then
echo "Usage: $0 DIRECTORY" >&2
exit 1
fi
Translation: If number of arguments is not (numerically) equal to 1 or the first argument is not a directory, output usage to stderr and exit with a failure status code.
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Print variables in hexadecimal or decimal format
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cnicutarcnicutar
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format date with moment.js
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Jonathan LonowskiJonathan Lonowski
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mysql command for showing current configuration variables
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answered Sep 29 '09 at 16:53
code_burgarcode_burgar
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Rails Console: reload! not reflecting changes in model files? What could be possible reason?
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Rakib
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answered Mar 25 '11 at 4:04
Nazar HussainNazar Hu...
Determine if ActiveRecord Object is New
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ndnenkov
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answered Oct 20 '11 at 22:20
John BeynonJohn Beynon
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Get value from hidden field using jQuery
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answered Jun 22 '10 at 8:18
SarfrazSarfraz
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Xcode Product -> Archive disabled
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1360
You've changed your scheme destination to a simulator instead of Generic iOS Device.
That's why...
split string in to 2 based on last occurrence of a separator
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120
Use rpartition(s). It does exactly that.
You can also use rsplit(s, 1).
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How to get first 5 characters from string [duplicate]
...F-16, etc.) use mb_substr:
// singlebyte strings
$result = substr($myStr, 0, 5);
// multibyte strings
$result = mb_substr($myStr, 0, 5);
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