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What is Java Servlet?
...ts) to give a higher-level abstraction than the "here's an HTTP request, write to this HTTP response" level which servlets provide.
Servlets run in a servlet container which handles the networking side (e.g. parsing an HTTP request, connection handling etc). One of the best-known open source servle...
Why does range(start, end) not include end?
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Because it's more common to call range(0, 10) which returns [0,1,2,3,4,5,6,7,8,9] which contains 10 elements which equals len(range(0, 10)). Remember that programmers prefer 0-based indexing.
Also, consider the following common code...
What vim plugins are available for Eclipse? [closed]
... is not the correct approach in my opinion. You want to retain the flexibility and functionality of the IDE while gaining the editing power of Vim.
viPlugin
I used viPlugin when I was working with Eclipse. However it is not free (unlike the IntelliJ Idea Vim plugin). It also is not as thorough as ...
What is “overhead”?
...tudent in Computer Science and I am hearing the word "overhead" a lot when it comes to programs and sorts. What does this mean exactly?
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Why malloc+memset is slower than calloc?
It's known that calloc is different than malloc in that it initializes the memory allocated. With calloc , the memory is set to zero. With malloc , the memory is not cleared.
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Logging best practices [closed]
...ks do you use?
A: System.Diagnostics.TraceSource, built in to .NET 2.0.
It provides powerful, flexible, high performance logging for applications, however many developers are not aware of its capabilities and do not make full use of them.
There are some areas where additional functionality is u...
Why is there no Char.Empty like String.Empty?
...cause if you needed to use lots of empty chars then you get into the same situation as you would when you use lots of empty strings.
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What are forward declarations in C++?
...ling mistakes or passed the wrong number of arguments to the function. So, it insists that it first sees a declaration of 'add' (or any other types, classes or functions) before it is used.
This really just allows the compiler to do a better job of validating the code, and allows it to tidy up loos...
Function overloading by return type?
...unction/method overloading by return type? I can't think of any that do. It seems no less useful or reasonable than supporting overload by parameter type. How come it's so much less popular?
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Should I prefer pointers or references in member data?
...eventing the implementation of an assignment operator) and provide no benefits to what the class can provide.
Example problems:
you are forced to initialise the reference in each constructor's initialiser list: there's no way to factor out this initialisation into another function (until C++0x, a...