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Modulo operation with negative numbers
In a C program i was trying the below operations(Just to check the behavior )
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PUT vs. POST in REST
According to the HTTP/1.1 Spec:
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What is the difference between NULL, '\0' and 0?
In C, there appear to be differences between various values of zero -- NULL , NUL and 0 .
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Should an Enum start with a 0 or a 1?
Imagine I have defined the following Enum:
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Why should I use a pointer rather than the object itself?
I'm coming from a Java background and have started working with objects in C++. But one thing that occurred to me is that people often use pointers to objects rather than the objects themselves, for example this declaration:
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What is move semantics?
I just finished listening to the Software Engineering radio podcast interview with Scott Meyers regarding C++0x . Most of the new features made sense to me, and I am actually excited about C++0x now, with the exception of one. I still don't get move semantics ... What is it exactly?
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Convert NaN to 0 in javascript
Is there a way to convert NaN values to 0 without an if statement:
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What is a good Hash Function?
What is a good Hash function? I saw a lot of hash function and applications in my data structures courses in college, but I mostly got that it's pretty hard to make a good hash function. As a rule of thumb to avoid collisions my professor said that:
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Is there a difference between foreach and map?
Ok this is more of a computer science question, than a question based on a particular language, but is there a difference between a map operation and a foreach operation? Or are they simply different names for the same thing?
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Use a normal link to submit a form
I want to submit a form. But I am not going the basic way of using a input button with submit type but a a link.
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