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Too many 'if' statements?
...
Since your data set is so small, you can compress everything into 1 long integer and turn it into a formula
public int fightMath(int one,int two)
{
return (int)(0xF9F66090L >> (2*(one*4 + two)))%4;
}
More bitwise variant:
This m...
Ruby 2.0.0p0 IRB warning: “DL is deprecated, please use Fiddle”
I just uninstalled my older versions of Ruby, removed all of my gems
(including Rails), and installed Ruby 2.0. In other words, a totally clean re-install. Upon starting IRB, I received this message:
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How to use mongoimport to import csv
Trying to import a CSV with contact information:
21 Answers
21
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How to get a key in a JavaScript object by its value?
...entation, this probably takes O(n) space since keys() materializes the key set.
– David Ehrmann
Oct 19 '17 at 1:04
2
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When to use inline function and when not to use it?
...proach is (as always) to profile the application, then eventually inline a set of functions representing a bottleneck.
References:
To Inline or Not To Inline
[9] Inline functions
Policies/Binary Compatibility Issues With C++
GotW #33: Inline
Inline Redux
Effective C++ - Item 33: Use inlining jud...
How to fix Git error: object file is empty?
When I try to commit changes, I get this error:
24 Answers
24
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Shell command to tar directory excluding certain files/folders
...it off by default on most unix based OS's. From Bash manual: "globstar: If set, the pattern ** used in a filename expansion context will match all files and zero or more directories and subdirectories. If the pattern is followed by a ‘/’, only directories and subdirectories match."
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Difference between Char.IsDigit() and Char.IsNumber() in C#
What's the difference between Char.IsDigit() and Char.IsNumber() in C#?
3 Answers
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How to throw std::exceptions with variable messages?
... an example of what I often do when I want to add some information to an exception:
8 Answers
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“The page you are requesting cannot be served because of the extension configuration.” error message
...ned 2 IIS Manager windows and started comparing the difference in web site settings. And I found a problem.
Somebody deleted all the Handler Mappings with the old site. If you go to "Handler mappings", you should see there aspx, asmx and other extensions and names of the handlers. So, in the old si...