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Comparing strings by their alphabetical order
...also have to deal with accentued letter see stackoverflow.com/a/12927962/2087666
– Remi Morin
Dec 19 '14 at 16:36
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How do I delete rows in a data frame?
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A5C1D2H2I1M1N2O1R2T1A5C1D2H2I1M1N2O1R2T1
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How to detect idle time in JavaScript elegantly?
...es, the page reload.
<script type="text/javascript">
var idleTime = 0;
$(document).ready(function () {
//Increment the idle time counter every minute.
var idleInterval = setInterval(timerIncrement, 60000); // 1 minute
//Zero the idle timer on mouse movement.
$(this).mousemove...
How to remove non-alphanumeric characters?
I need to remove all characters from a string which aren't in a-z A-Z 0-9 set or are not spaces.
9 Answers
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Retrieving parameters from a URL
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Pikamander2
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answered Feb 22 '11 at 7:54
systempuntooutsystempuntoout
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How do I remove the “extended attributes” on a file in Mac OS X?
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404
Use the xattr command. You can inspect the extended attributes:
$ xattr s.7z
com.apple.metadat...
Find the last element of an array while using a foreach loop in PHP
...t sounds like you want something like this:
$numItems = count($arr);
$i = 0;
foreach($arr as $key=>$value) {
if(++$i === $numItems) {
echo "last index!";
}
}
That being said, you don't -have- to iterate over an "array" using foreach in php.
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How does the C code that prints from 1 to 1000 without loops or conditional statements work?
I've found C code that prints from 1 to 1000 without loops or conditionals :
But I don't understand how it works. Can anyone go through the code and explain each line?
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How can I programmatically create a new cron job?
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answered Mar 4 '09 at 14:38
S.LottS.Lott
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While loop to test if a file exists in bash
...xists by adding:
while [ ! -f /tmp/list.txt ]
do
sleep 2 # or less like 0.2
done
ls -l /tmp/list.txt
You might also make sure that you're using a Bash (or related) shell by typing 'echo $SHELL'. I think that CSH and TCSH use a slightly different semantic for this loop.
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