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Get OS-level system information
...limited memory information from the Runtime class. It really isn't exactly what you are looking for, but I thought I would provide it for the sake of completeness. Here is a small example. Edit: You can also get disk usage information from the java.io.File class. The disk space usage stuff requires ...
About catching ANY exception
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What I find also weird is that in a duck typing language where you don't declare instance variables, it's suddenly very concerned about not typing all of your exceptions. Hmm!
– Blaze
O...
Compare double to zero using epsilon
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What implementations have you checked? This is definitely not the case for GCC 4.7.
– Anton Golov
Dec 4 '12 at 13:32
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Diagnosing Memory Leaks - Allowed memory size of # bytes exhausted
... @rinogo so how did you find out about the leak? Can you share what steps you took?
– JohnnyQ
Dec 7 '16 at 17:33
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show 2 more c...
When NOT to call super() method when overriding?
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Well Xavi gave a better answer.. but you probably might be knowing what does super() do when called in a overridden method... it ads what have you done with the default behaviour..
e.g:
onDraw()
method in view class when overridden.. you draw something before saying super.onDraw() it a...
Detecting endianness programmatically in a C++ program
...type punning - it will often be warned against by compiler. That's exactly what unions are for !
bool is_big_endian(void)
{
union {
uint32_t i;
char c[4];
} bint = {0x01020304};
return bint.c[0] == 1;
}
The principle is equivalent to the type case as suggested by oth...
How to replace multiple white spaces with one white space
..., that's a different matter. Should all whitespace be converted to spaces? What should happen to space at the start and end?
For the benchmark below, I've assumed that you only care about spaces, and you don't want to do anything to single spaces, even at the start and end.
Note that correctness i...
Good tutorials on XMPP? [closed]
...ttp://www.adarshr.com:80/fun-with-xmpp-and-google-talk-part-2
It explains what stanzas are, what types are available and stuff.
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How to locate the vimrc file used by vim editor?
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To clarify: :version tells what locations are searched, but doesn't give any info regarding what files were found. For that the $MYVIMRC variable is useful, as is looking at output of :scripts for full list of all loaded script files, including all vi...
LEFT JOIN vs. LEFT OUTER JOIN in SQL Server
What is the difference between LEFT JOIN and LEFT OUTER JOIN ?
12 Answers
12
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