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How can I select random files from a directory in bash?
I have a directory with about 2000 files. How can I select a random sample of N files through using either a bash script or a list of piped commands?
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Convert a Map to a POJO
I've been looking at Jackson, but is seems I would have to convert the Map to JSON, and then the resulting JSON to the POJO.
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How to check that an element is in a std::set?
How do you check that an element is in a set?
10 Answers
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How do I localize the jQuery UI Datepicker?
I really need a localized dropdown calendar. An English calendar doesn't exactly communicate excellence on a Norwegian website ;-)
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Command line CSV viewer? [closed]
Anyone know of a command-line CSV viewer for Linux/OS X? I'm thinking of something like less but that spaces out the columns in a more readable way. (I'd be fine with opening it with OpenOffice Calc or Excel, but that's way too overpowered for just looking at the data like I need to.) Having ...
Is there a Unix utility to prepend timestamps to stdin?
I ended up writing a quick little script for this in Python, but I was wondering if there was a utility you could feed text into which would prepend each line with some text -- in my specific case, a timestamp. Ideally, the use would be something like:
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What is the meaning and difference between subject, user and principal?
In the context of security frameworks, a few terms commonly occur subject , user and principal , of which I have not been able to find a clear definition and the difference between them.
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Best way to convert text files between character sets?
What is the fastest, easiest tool or method to convert text files between character sets?
20 Answers
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Copy constructor for a class with unique_ptr
How do I implement a copy constructor for a class that has a unique_ptr member variable? I am only considering C++11.
6 A...