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Is String.Format as efficient as StringBuilder
...mat, args);
return builder.ToString();
}
The above code is a snippet from mscorlib, so the question becomes "is StringBuilder.Append() faster than StringBuilder.AppendFormat()"?
Without benchmarking I'd probably say that the code sample above would run more quickly using .Append(). But it's ...
Is there a way of having git show lines added, lines changed and lines removed?
...at
to get numerical diff information.
As far as separating modification from an add and remove pair, --word-diff might help. You could try something like this:
MOD_PATTERN='^.+(\[-|\{\+).*$' \
ADD_PATTERN='^\{\+.*\+\}$' \
REM_PATTERN='^\[-.*-\]$' \
git diff --word-diff --unified=0 | sed -nr \
...
Error message 'java.net.SocketException: socket failed: EACCES (Permission denied)'
...ct directory and forgot to overwrite it with the new one before installing from there.
– n611x007
Sep 11 '13 at 15:53
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Ternary operator is twice as slow as an if-else block?
...llows the X64 JIT to perform the inner loop entirely using registers aside from loading i from the array, while the X86 JIT places several stack operations (memory access) in the loop.
value is a 64-bit integer, which requires 2 machine instructions on X86 (add followed by adc) but only 1 on X64 (ad...
Avoid web.config inheritance in child web application using inheritInChildApplications
...hen I call the wcf service inside the "QA" folder, it takes the connection from parent config only (even I give <location> tag). Please let me know what would be the problem.
– superachu
Apr 30 '14 at 20:56
...
How to implement a confirmation (yes/no) DialogPreference?
...hich means it is a part of Android's private APIs and you cannot access it from your application (private API classes are subject to change without notice, hence the reason why Google does not let you access them).
Solution: just re-create the class in your application's package by copy/pasting the...
Print function log /stack trace for entire program using firebug
...rticular function name. I'm looking for a bug that sometimes stops a page from rendering, but doesn't cause any errors or warnings. The bug only appears about half the time. So how do I get a list of all the function calls for the entire program, or some kind of stack trace for the execution of t...
Convert boolean result into number/integer
... It appears bool === true ? 1 : 0 is the fastest, with a close second from bool | 0.
– Qix - MONICA WAS MISTREATED
Mar 17 '14 at 16:12
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What's the difference between eval, exec, and compile?
...s the value of the given expression, whereas exec ignores the return value from its code, and always returns None (in Python 2 it is a statement and cannot be used as an expression, so it really does not return anything).
In versions 1.0 - 2.7, exec was a statement, because CPython needed to produ...
www-data permissions?
... This solution works for me. Before that, I always run the server from terminal using root user. With this solution, I can upload file to directory that has permission 770. This is awesome, because before that I can only upload file using 777 permission.
– Ifan Iqbal
...