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How do you echo a 4-digit Unicode character in Bash?
...ES' (U+2620)), but I can't figure out the magic incantation to make echo spit it, or any other, 4-digit Unicode character. Two-digit one's are easy. For example, echo -e "\x55", .
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What are “connecting characters” in Java identifiers?
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edited Aug 19 '17 at 0:40
TWiStErRob
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What is the volatile keyword useful for?
...ay, I came across the volatile keyword in Java. Not being very familiar with it, I found this explanation .
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Fixed size queue which automatically dequeues old values upon new enques
...hared data structure which purpose is holding the last N objects passed to it (kind of history).
14 Answers
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Instagram how to get my user id from username?
I'm in the process of embedding my image feed in my website using JSON, the URL needs my user id so I can retrieve this feed.
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Override Python's 'in' operator?
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MyClass.__contains__(self, item)
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What Process is using all of my disk IO
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edited Dec 7 '14 at 14:13
Aaron Digulla
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Alternatives to gprof [closed]
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Valgrind has an instruction-count profiler with a very nice visualizer called KCacheGrind. As Mike Dunlavey recommends, Valgrind counts the fraction of instructions for which a procedure is live on the stack, although I'm sorry to say it appears to become confused in ...
django change default runserver port
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create a bash script with the following:
#!/bin/bash
exec ./manage.py runserver 0.0.0.0:<your_port>
save it as runserver in the same dir as manage.py
chmod +x runserver
and run it as
./runserver
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How to color System.out.println output? [duplicate]
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No, but there are third party API's that can handle it
http://www.javaworld.com/javaworld/javaqa/2002-12/02-qa-1220-console.html
Edit: of course there are newer articles than that one I posted, the information is still viable though.
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