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Is there a perfect algorithm for chess? [closed]
...s huge. Even a 2 rooks + king has something like 22 possible next moves. And if it takes 6 moves to mate, you're looking at 12,855,002,631,049,216 moves.
Do the math on opening moves. While there's only about 20 opening moves, there are something like 30 or so second moves, so by the third move ...
How can I negate the return-value of a process?
...at negates the value a process returns. It should map 0 to some value != 0 and any value != 0 to 0, i.e. the following command should return "yes, nonexistingpath doesn't exist":
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What are the obj and bin folders (created by Visual Studio) used for?
I created a new project in Visual Studio 2010 and noticed that there are now two new folders named obj and bin in my project directory.
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The static keyword and its various uses in C++
...tatic is one which has several meanings in C++ that I find very confusing and I can never bend my mind around how its actually supposed to work.
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Is there a performance difference between i++ and ++i in C++?
We have the question is there a performance difference between i++ and ++i in C?
17 Answers
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Difference between binary tree and binary search tree
Can anyone please explain the difference between binary tree and binary search tree with an example ?
12 Answers
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Using a BOOL property
...s used with heap allocated NSObjects like NSString*, NSNumber*, UIButton*, and etc, because memory managed accessors are created for free. When you create a BOOL, the value is always allocated on the stack and does not require any special accessors to prevent memory leakage. isWorking is simply th...
How can I delete a newline if it is the last character in a file?
...line if it is the last character in a file. od -c shows me that the command I run does write the file with a trailing new line:
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How does SIGINT relate to the other termination signals such as SIGTERM, SIGQUIT and SIGKILL?
...tion signals usually have the following order (according to many MAN pages and the POSIX Spec):
6 Answers
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Quick-and-dirty way to ensure only one instance of a shell script is running at a time
What's a quick-and-dirty way to make sure that only one instance of a shell script is running at a given time?
40 Answers
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