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How many characters can a Java String have?
...functions for reversing Strings, but would they allow for a String to be this long?
7 Answers
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user authentication libraries for node.js?
Are there any existing user authentication libraries for node.js? In particular I'm looking for something that can do password authentication for a user (using a custom backend auth DB), and associate that user with a session.
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REST API Authentication
...n with from any platform (Web App, Mobile App). What I'm not understanding is that when using the REST API, how do we authenticate the user.
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Extract substring in Bash
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edited Nov 4 '15 at 22:51
Victor Yarema
74488 silv...
What is Erlang written in?
What is Ericsson's implementation of Erlang and Erlang/OTP written and compiled in? Is is assembly, C or Erlang itself?
4 A...
Best way to give a variable a default value (simulate Perl ||, ||= )
I love doing this sort of thing in Perl: $foo = $bar || $baz to assign $baz to $foo if $bar is empty or undefined. You also have $foo ||= $bletch which will only assign $bletch to $foo if $foo is not defined or empty.
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What techniques can be used to define a class in JavaScript, and what are their trade-offs?
...right now. I need to create several classes in JavaScript but, if I'm not mistaken, there are at least a couple of ways to go about doing that. What would be the syntax and why would it be done in that way?
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detect key press in python?
...tch type program in python and I would like to know how to detect if a key is pressed (such as p for pause and s for stop), and I would not like it to be something like raw_input that waits for the user's input before continuing execution. Anyone know how to do this in a while loop?
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What does the @ symbol before a variable name mean in C#? [duplicate]
...he compiler parses the string. But what does it mean when a variable name is prefixed with the @ symbol?
4 Answers
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Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?
...OutputStream() or response.getWriter() . Should one call .close() on this OutputStream after it has been written to?
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