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Equation (expression) parser with precedence?
...ome specialized tool or domain specific language for parsing (sample code [3]), but it is in fact just a regular library in Haskell, meaning that it compiles in the same build step as the rest of your Haskell code, and you can write arbitrary Haskell code and call that within your parser, and you ca...
Branch from a previous commit using Git
If I have n commits, how can I branch from the n-3 commit?
19 Answers
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How can I see what has changed in a file before committing to git?
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git diff --staged
Depending on your exact situation, there are three useful ...
How Python web frameworks, WSGI and CGI fit together
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How WSGI...
Math.random() versus Random.nextInt(int)
...s in its mantissa, so it is uniformly distributed in the range 0 to 1-(2^-53).
Random.nextInt(n) uses Random.next() less than twice on average- it uses it once, and if the value obtained is above the highest multiple of n below MAX_INT it tries again, otherwise is returns the value modulo n (th...
Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?
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Java Concurrency in Practice discusses this in more detail in Chapter 7.1.3: Responding to Interruption. Its rule is:
Only code that implements a thread's interruption policy may swallow an interruption request. General-purpose task and library code should never swallow interruption requests.
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How do I tell Matplotlib to create a second (new) plot, then later plot on the old one?
...re and plot data2, and finally come back to the original plot and plot data3, kinda like this:
4 Answers
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How do I git rebase the first commit?
...base to go back and amend my first commit, but if I do git rebase -i HEAD~3 it complains! If I try the same with HEAD~2 then it kinda works but only lets me rearrange the last two commits.
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java: (String[])List.toArray() gives ClassCastException
...ollowing code (run in android) always gives me a ClassCastException in the 3rd line:
4 Answers
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Get the client's IP address in socket.io
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Balthazar
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answered Jul 18 '11 at 21:00
TojiToji
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