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Why are exclamation marks used in Ruby methods?
In Ruby some methods have a question mark ( ? ) that ask a question like include? that ask if the object in question is included, this then returns a true/false.
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Can I add jars to maven 2 build classpath without installing them?
Maven2 is driving me crazy during the experimentation / quick and dirty mock-up phase of development.
24 Answers
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Can I convert a C# string value to an escaped string literal
...tring value to a string literal, the way I would see it in code? I would like to replace tabs, newlines, etc. with their escape sequences.
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ExecutorService that interrupts tasks after a timeout
I'm looking for an ExecutorService implementation that can be provided with a timeout. Tasks that are submitted to the ExecutorService are interrupted if they take longer than the timeout to run. Implementing such a beast isn't such a difficult task, but I'm wondering if anybody knows of an existi...
How to clone an InputStream?
...ed array of bytes and open as many "cloned" ByteArrayInputStreams as you like.
ByteArrayOutputStream baos = new ByteArrayOutputStream();
// Fake code simulating the copy
// You can generally do better with nio if you need...
// And please, unlike me, do something about the Exceptions :D
byte[] buf...
Why use jQuery on() instead of click()
Currently with jQuery when I need to do something when a Click occurs I will do it like this...
10 Answers
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Why does C++ rand() seem to generate only numbers of the same order of magnitude?
...31 times more numbers between 2^25 and 2^30 than between 1 and 2^25 :) thanks for the quick answer. I need to rethink the program then. Question answered.
– Tallaron Mathias
Jun 20 '13 at 9:35
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How do you clone an Array of Objects in Javascript?
...ces. Deep will go as deep as it can go, and if you've got a circle, it'll keep going infinitely until the browser faints.
If the data structure cannot be represented as a directed acyclic graph, then I'm not sure you're going to be able to find an all-purpose method for deep cloning. Cyclic graph...
How do I format a long integer as a string without separator in Java?
Simple question, but I'll bet that asking on here will probably be more straight forward than trying to understand the documentation for MessageFormat :
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How do I restart nginx only after the configuration test was successful on Ubuntu?
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Actually, as far as I know, nginx would show an empty message and it wouldn't actually restart if the configuration is bad.
The only way to screw it up is by doing an nginx stop and then start again. It would succeed to stop, but fail to start.
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