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Is there a PHP function that can escape regex patterns before they are applied?
...passed
// to preg_quote
$regex = '/\s' . $escapedUrl . '\s/';
// $regex is now: /\shttp\:\/\/stackoverflow\.com\/questions\?sort\=newest\s/
$haystack = "Bla bla http://stackoverflow.com/questions?sort=newest bla bla";
preg_match($regex, $haystack, $matches);
var_dump($matches);
// array(1) {
// ...
File.separator vs FileSystem.getSeparator() vs System.getProperty(“file.separator”)?
...tSeparator(); was introduced in Java 7, so you might as well ignore it for now if you want your code to be portable across older Java versions.
So, every one of these options is almost the same as others, but not quite. Choose one that suits your needs.
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While loop to test if a file exists in bash
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When you say "doesn't work", how do you know it doesn't work?
You might try to figure out if the file actually exists 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 Ba...
Firefox Web Console Disabled?
...ug option drop down. This clears out all the firebug codes form your page. Now Use ctrl+shift+k to bring up Firefox console that displays your console logs.
– Clain Dsilva
Jul 20 '14 at 6:27
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Regex to remove all (non numeric OR period)
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It now matches everything except "".
– mindriot
Dec 4 '15 at 4:47
1
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Convert dd-mm-yyyy string to date
.../(\d{2})-(\d{2})-(\d{4})/, "$2/$1/$3"))
Why not use regex?
Because you know you'll be working on a string made up of three parts, separated by hyphens.
However, if you were looking for that same string within another string, regex would be the way to go.
Reuse
Because you're doing this more th...
How to get the nvidia driver version from the command line?
...y not be the version that is actually running as part of your kernel right now.
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How to download .zip from GitHub for a particular commit sha?
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They have a 'Clone or Download' button now, where you can 'Download ZIP'.
– SureshS
Jul 27 '16 at 4:24
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Matlab: Running an m-file from command-line
..., end, exit"
I found the original reference here. Since original link is now gone, here is the link to an alternate newreader still alive today:
exit matlab when running batch m file
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AngularJS toggle class using ng-class
...hat is supposed to toggle this class on your button above? It won't update now because you're changing it on click and not through ng-class
– Ronnie
Aug 11 '16 at 16:02
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