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Shell script to delete directories older than n days
...ind /path/to/base/dir/* -type d -ctime +10 | xargs rm -rf
Which is a bit more efficient, because it amounts to:
rm -rf dir1 dir2 dir3 ...
as opposed to:
rm -rf dir1; rm -rf dir2; rm -rf dir3; ...
as in the -exec method.
With modern versions of find, you can replace the ; with + and it wil...
How can I get a count of the total number of digits in a number?
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How do I split a string by a multi-character delimiter in C#?
...it doesn't do what the question specifies. You have to use something a bit more clever to get the output specified. Now, whether what the question specified is actually what the asker wants is a different question, but the question asked here can't be answered trivially with just String.Split.
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Eclipse error: 'Failed to create the Java Virtual Machine'
...ou lower the values in eclipse.ini. Raising them will only make this issue more probable to occur.
– Stijn de Witt
Feb 18 '13 at 14:17
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What's the best way to trim std::string?
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setImmediate vs. nextTick
... is called nextTick. nextTick executes "immediately" while setImmediate is more like a setTimeout/postMessage.
– Robert
Oct 10 '13 at 2:05
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Using Regular Expressions to Extract a Value in Java
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Java synchronized static methods: lock on object or class
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@Madhu. It means that if you have 2 or more synchronized methods on the same class, both cannot execute at the same time, even when there are multiple instances of that class. The locking is essentially the same as locking on the Object.class for each synchronize...
How can I add a column that doesn't allow nulls in a Postgresql database?
...lue for existing rows. j_random_hacker's answer allows for that, making it more robust.
– jpmc26
May 5 '16 at 23:51
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How do I get the base URL with PHP?
...ttp://" . $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI']; ?>
Learn more about the $_SERVER predefined variable.
If you plan on using https, you can use this:
function url(){
return sprintf(
"%s://%s%s",
isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off' ? 'https' : 'h...