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How to raise a ValueError?
...s the largest index of a specific character in a string, however I would like it to raise a ValueError when the specified character does not occur in a string.
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good example of Javadoc [closed]
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How about the JDK source code, but accessed through a 3rd party like docjar? For example, the Collections source.
That way, there's no big download.
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Remove and Replace Printed items [duplicate]
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gg349
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answered Mar 13 '11 at 18:20
KeithKeith
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Is there already a Google+ API? [closed]
I would like to know if there is already a Google+ API available to the developers. I have not yet found something?
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Get the client's IP address in socket.io
When using socket.IO in a Node.js server, is there an easy way to get the IP address of an incoming connection? I know you can get it from a standard HTTP connection, but socket.io is a bit of a different beast.
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Java equivalents of C# String.Format() and String.Join()
I know this is a bit of a newbie question, but are there equivalents to C#'s string operations in Java?
16 Answers
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Vim for Windows - What do I type to save and exit from a file?
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Press ESC to make sure you are out of the edit mode and then type:
:wq
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Using ls to list directories and their total sizes
...tal size of a sub-directory and all its contents as opposed to the usual 4K that (I assume) is just the directory file itself?
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Difference between Big-O and Little-O Notation
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f ∈ O(g) says, essentially
For at least one choice of a constant k > 0, you can find a constant a such that the inequality 0 <= f(x) <= k g(x) holds for all x > a.
Note that O(g) is the set of all functions for which this condition holds.
f ∈ o(g) says, essentially
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How to print a linebreak in a python function?
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You have your slash backwards, it should be "\n"
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