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How to explain callbacks in plain english? How are they different from calling one function from ano
...context from the calling function? How can their power be explained to a novice programmer?
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Node.js and CPU intensive requests
I've started tinkering with Node.js HTTP server and really like to write server side Javascript but something is keeping me from starting to use Node.js for my web application.
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What is the use of “ref” for reference-type variables in C#?
...nd that if I pass a value-type ( int , struct , etc.) as a parameter (without the ref keyword), a copy of that variable is passed to the method, but if I use the ref keyword a reference to that variable is passed, not a new one.
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How can I plot with 2 different y-axes?
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Get final URL after curl is redirected
I need to get the final URL after a page redirect preferably with curl or wget.
10 Answers
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design a stack such that getMinimum( ) should be O(1)
This is one of an interview question. You need to design a stack which holds an integer value such that getMinimum() function should return the minimum element in the stack.
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What is the purpose of Flask's context stacks?
I've been using the request/application context for some time without fully understanding how it works or why it was designed the way it was. What is the purpose of the "stack" when it comes to the request or application context? Are these two separate stacks, or are they both part of one stack? Is ...
C++ Modules - why were they removed from C++0x? Will they be back later on?
I just discovered this old C++0x draft about modules in C++0x.
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How to use '-prune' option of 'find' in sh?
I don't quite understand the example given from the man find , can anyone give me some examples and explanations? Can I combine regular expression in it?
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Why do we use arrays instead of other data structures?
As I was programming, I haven't seen an instance where an array is better for storing information than another form thereof. I had indeed figured the added "features" in programming languages had improved upon this and by that replaced them. I see now that they aren't replaced but rather given new ...