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What is a mutex?
...chicken you cannot speak. You can only indicate that you want the chicken and wait until you get it before you speak. Once you have finished speaking, you can hand the chicken back to the moderator who will hand it to the next person to speak. This ensures that people do not speak over each other...
Ruby optional parameters
...his method: e.g. If you're trying to make the default value for scope true and you pass in false, scope ||= true won't work. It evaluates the same as nil and will set it to true
– Joshua Pinter
Nov 10 '11 at 5:32
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Convert command line arguments into an array in Bash
How do I convert command-line arguments into a bash script array?
7 Answers
7
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Is it possible to assign numeric value to an enum in Java?
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You cannot use enum constructor in code. EXIT_CODE.A and EXIT_CODE.B are the only instances that will ever exist.
– Bhesh Gurung
Apr 17 '14 at 18:40
2
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How to stop Jenkins installed on Mac Snow Leopard?
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Works fine on 10.8.4, and I suspect it'll work forever with minor tweaks.
– Software Engineer
Jan 15 '15 at 16:02
add a co...
How do I output coloured text to a Linux terminal?
..., ASCII 27. It is followed by [, then zero or more numbers separated by ;, and finally the letter m. The numbers describe the colour and format to switch to from that point onwards.
The codes for foreground and background colours are:
foreground background
black 30 40
red ...
How to find where a method is defined at runtime?
...d occurred, a backend process failed to run. Now, we were good little boys and girls and ran rake test after every check-in but, due to some oddities in Rails' library loading, it only occurred when we ran it directly from Mongrel in production mode.
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Bash variable scope
...he while loop.
Now this child process has its own copy of the environment and can't pass any
variables back to its parent (as in any unix process).
Therefore you'll need to restructure so that you're not piping into the loop.
Alternatively you could run in a function, for example, and echo the val...
Typedef function pointer?
I'm learning how to dynamically load DLL's but what I don't understand is this line
6 Answers
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Can I split an already split hunk with git?
I've recently discovered git's patch option to the add command, and I must say it really is a fantastic feature.
I also discovered that a large hunk could be split into smaller hunks by hitting the s key, which adds to the precision of the commit.
But what if I want even more precision, if the...