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How is an overloaded method chosen when a parameter is the literal null value?
...on 15.12.2.5 of the JLS. In particular:
The informal intuition is that one method is more specific than another if any invocation handled by the first method could be passed on to the other one without a compile-time type error.
In your second case, both methods are still applicable, but neith...
Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?
In Java Servlets, one can access the response body via response.getOutputStream() or response.getWriter() . Should one call .close() on this OutputStream after it has been written to?
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How can I remove a character from a string using Javascript?
...emove the character r from a string.
The problem is, there is more than one instance of r in the string.
However, it is always the character at index 4 (so the 5th character).
...
Can I use if (pointer) instead of if (pointer != NULL)?
... have to remember this conversion to understand is your opinion. It's just one kind of coding style.
– harper
Jul 21 '13 at 12:17
7
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How do you organise multiple git repositories, so that all of them are backed up together?
...y" tools less useful because of the resulting
dilution. Also, as you mentioned, Git assumes that the "unit of
cloning" is the repository, and practically has to do so because of
its distributed nature.
One solution is to keep every project/package/etc. as its own bare
repository (i.e., without wor...
What exceptions should be thrown for invalid or unexpected parameters in .NET?
...e thrown for invalid or unexpected parameters in .NET? When would I choose one instead of another?
7 Answers
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Regex Pattern to Match, Excluding when… / Except between
...ontexts is a special challenge.
Surprise
Surprisingly, there is at least one efficient solution that is general, easy to implement and a pleasure to maintain. It works with all regex flavors that allow you to inspect capture groups in your code. And it happens to answer a number of common question...
What and where are the stack and heap?
...f the stack; freeing a block from the stack is nothing more than adjusting one pointer.
The heap is memory set aside for dynamic allocation. Unlike the stack, there's no enforced pattern to the allocation and deallocation of blocks from the heap; you can allocate a block at any time and free it at...
Hide div after a few seconds
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and you have beaten crazy Joel Coehoorn very nicely in one shot! :)
– cregox
Mar 18 '11 at 19:14
3
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What are the benefits of using C# vs F# or F# vs C#? [closed]
...in a functional programming language like F# and your code is less error-prone (immutability, more powerful type system, intuitive recurive algorithms). You can code what you mean instead of what the computer wants you to say ;-) You will find many discussions like this when you google it or even se...