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How do you check if a certain index exists in a table?
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AdaTheDevAdaTheDev
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How to measure elapsed time in Python?
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(For performance measurement, time.clock() is actually preferred, since it can't be interfered with if the system clock gets messed with, ...
examining history of deleted file
...t this error message: svn cat [url]/trunk/include/syeka/poster_funk.incl.php -r 50 > out.txt svn: '/admintools/!svn/bc/131/trunk/include/syeka/poster_funk.incl.php' path not found See @Bert Huijben's response further down this thread for a working solution.
– Keith Palmer...
Return number of rows affected by UPDATE statements
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AdaTheDevAdaTheDev
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How does one reorder columns in a data frame?
...n of this function to my personal package.
– CoderGuy123
Jul 6 '16 at 12:12
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This is really usef...
msbuild.exe staying open, locking files
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Use msbuild with /nr:false.
Briefly: MSBuild tries to do lots of things to be fast, especia...
How to remove a TFS Workspace Mapping?
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I ran into the same problem, and was able to fix it by manually deleting all the files in the ...
Where and why do I have to put the “template” and “typename” keywords?
...}; /* (C) --> */ f_tmpl<X> ();
struct Y { static int const foo = 123; }; /* (D) --> */ f_tmpl<Y> ();
The two different scenarios:
If we instantiate the function-template with type X, as in (C), we will have a declaration of a pointer-to int named x, but;
if we instantiate the ...
jQuery: what is the best way to restrict “number”-only input for textboxes? (allow decimal points)
...TheVillageIdiotTheVillageIdiot
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decimal vs double! - Which one should I use and when? [duplicate]
...ut at 1 million for a float.
A 15 digit monetary value:
£1,234,567,890,123.45
9 trillion with a double. But with division and comparisons it's more complicated (I'm definitely no expert in floating point and irrational numbers - see Marc's point). Mixing decimals and doubles causes issues:
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