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How can I list (ls) the 5 last modified files in a directory?
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By default ls -t sorts output from newest to oldest, so the combination of commands to use depends in which direction you want your output to be ordered.
For the newest 5 files ordered from newest to oldest, use head to take the first 5 lines of output:
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Internet Explorer 11 disable “display intranet sites in compatibility view” via meta tag not working
... to disable enterprise mode (or like this) or turn it off for that website from the Tools menu in IE.
However Enterprise Mode should in theory be overridden by the X-UA-Compatible tag, but IE might have a bug...
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Equivalent of “throw” in R
...sting" parts in R is probably related to that a lot of conventions differs from other languages, notably the C-language family that it is syntactically close too. I would guess because the language was evolved by a bunch of statisticians that needed a good tool, rather than developers needing a good...
Fastest way to iterate over all the chars in a String
...d this first: http://www.javaspecialists.eu/archive/Issue237.html
Starting from Java 9, the solution as described won't work anymore, because now Java will store strings as byte[] by default.
SECOND UPDATE: As of 2016-10-25, on my AMDx64 8core and source 1.8, there is no difference between using 'ch...
Java HashMap performance optimization / alternative
... making up a simple example.) If your strings have widely varying lengths, from 1 to 10,000, and are fairly evenly distributed across that range, that this could be a very good hash function. But if your strings are all 1 or 2 characters, this would be a very bad hash function.
Edit: I should add: ...
What's the opposite of 'make install', i.e. how do you uninstall a library in Linux?
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make clean removes any intermediate or output files from your source / build tree. However, it only affects the source / build tree; it does not touch the rest of the filesystem and so will not remove previously installed software.
If you're lucky, running make uninstall wil...
ApartmentState for dummies
...led Apartment threading, their interface methods can only safely be called from the same thread that created the instance. In other words, they announce "I don't support threading whatsoever, please take care of never calling me from the wrong thread". Even if the client code actually does call it...
html5 localStorage error with Safari: “QUOTA_EXCEEDED_ERR: DOM Exception 22: An attempt was made to
...y);
return true;
} catch (error) {
return false;
}
}
Derived from http://m.cg/post/13095478393/detect-private-browsing-mode-in-mobile-safari-on-ios5
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Showing a Spring transaction in log
...ve JpaTransactionManager and I wanna monitor when a connection is borrowed from pool and when it was release for a specific transaction.
– Ali
Jun 4 '13 at 18:31
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calculating the difference in months between two dates
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You won't be able to get that from a TimeSpan, because a "month" is a variable unit of measure. You'll have to calculate it yourself, and you'll have to figure out how exactly you want it to work.
For example, should dates like July 5, 2009 and August 4...