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How can I grep hidden files?
...iles (a directory is also a file).
grep -r search * .*
The * will match all files except hidden ones and .* will match only hidden files. However this will fail if there are either no non-hidden files or no hidden files in a given directory. You could of course explicitly add .git instead of .*.
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How to create cron job using PHP?
...syntax of scheduling a new job may seem daunting at first glance, it's actually relatively simple to understand once you break it down. A cron job will always have five columns each of which represent a chronological 'operator' followed by the full path and command to execute:
* * * * * home/path/t...
The name 'ConfigurationManager' does not exist in the current context
...you know why this has to be done when most other assemblies can simply be called by including the 'using' statement?
– Dhaust
Sep 2 '10 at 5:44
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Get Character value from KeyCode in JavaScript… then trim
... get garbage. The problem is that keyCode does not correspond to ASCII for all characters. The ASCII character for semicolon is 59. Same issue is true of every special character, keyCode does NOT return the right code for String.fromCharCode().
– Alexander Tsepkov
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How do you concatenate Lists in C#?
...you want to assign it to a variable that is List<T>, you'll have to call ToList() on the IEnumerable<T> that is returned.
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Moving Files into a Real Folder in Xcode
...proach for 2017 (Xcode 6, 7, 8, and sometimes 9, since it does it automagically some of the time):
If you're moving a bunch of files into a new folder and are keeping the child hierarchy, it's actually a lot easier than moving each file individually:
Create new groups in the Xcode folder tree and...
Which cryptographic hash function should I choose?
...ese properties. A hash function for securing passwords on a server will usually only require preimage resistance, while message digests require all three.
It has been shown that MD5 is not collision resistant, however, that does not preclude its use in applications that do not require collision res...
I just discovered why all ASP.Net websites are slow, and I am trying to work out what to do about it
...ach other. However, a read-write-session page can't start processing until all read-only requests have completed, and while it is running it must have exclusive access to that user's session in order to maintain consistency. Locking on individual values wouldn't work, because what if one page change...
How to import the class within the same directory or sub directory?
I have a directory that stores all the .py files.
13 Answers
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Removing multiple classes (jQuery)
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There are many ways can do that!
jQuery
remove all class
$("element").removeClass();
OR
$("#item").removeAttr('class');
OR
$("#item").attr('class', '');
OR
$('#item')[0].className = '';
remove multi class
$("element").removeClass("class1 ... classn");
OR
$("element").re...