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Decreasing for loops in Python impossible?
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220
for n in range(6,0,-1):
print n
# prints [6, 5, 4, 3, 2, 1]
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Count how many files in directory PHP
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266
You can simply do the following :
$fi = new FilesystemIterator(__DIR__, FilesystemIterator::S...
What is the difference between an int and a long in C++?
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112
It is implementation dependent.
For example, under Windows they are the same, but for example...
How in node to split string by newline ('\n')?
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247
Try splitting on a regex like /\r?\n/ to be usable by both Windows and UNIX systems.
> "a\...
Strange out of memory issue while loading an image to a Bitmap object
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Variable's scope in a switch case [duplicate]
..., however, create further nested scopes with braces as follows:
int key = 2;
switch (key) {
case 1: {
String str = "1";
return str;
}
case 2: {
String str = "2";
return str;
}
}
The resulting code will now compile successfully since the variable named str in each case clause i...
How to detect a Christmas Tree? [closed]
... is just a simple monochrome brightness test; any pixels with values above 220 on a 0-255 scale (where black is 0 and white is 255) are saved to a binary black-and-white image. The second threshold tries to look for red and yellow lights, which are particularly prominent in the trees in the upper l...
How can you determine how much disk space a particular MySQL table is taking up?
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285
For a table mydb.mytable run this for:
BYTES
SELECT (data_length+index_length) tablesize
FRO...
undefined reference to `WinMain@16'
... objdump -x a.exe | findstr /i "^subsystem"
Subsystem 00000002 (Windows GUI)
C:\test> _
Hopefully that's OK so far, although the -mwindows flag is just semi-documented.
Building without that semi-documented flag one would have to more specifically tell the linker which su...
What is the length of the access_token in Facebook OAuth2?
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128
I work at Facebook and I can give a definitive answer about this.
Please don't put a maximum s...