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Why does python use 'else' after for and while loops?
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Cheers. I had a badly indented file where an else got paired with a for and I had no idea that was legal.
– maxywb
May 2 '14 at 22:01
3
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Custom numeric format string to always display the sign
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Fixed a bug whereby negatives did not get a minus.
– Roman Starkov
Oct 25 '11 at 16:10
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PostgreSQL naming conventions
... case, etc, the prevalent convention is:
SQL keywords: UPPER CASE
names (identifiers): lower_case_with_underscores
For example:
UPDATE my_table SET name = 5;
This is not written in stone, but the bit about identifiers in lower case is highly recommended, IMO. Postgresql treats identifiers cas...
system(“pause”); - Why is it wrong?
... '\n');
return 0;
}
Besides, system('pause') is slow, and includes a file you probably don't need: stdlib.h. It is platform-dependent, and actually calls up a 'virtual' OS.
share
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improve thi...
Is it possible to install another version of Python to Virtualenv?
...ocatable.
This fixes up scripts and makes all .pth files
relative
--distribute Use Distribute instead of Setuptools. Set environ
variable VIRTUALENV_USE_DISTRIBUTE to make it the
default
--pr...
Black transparent overlay on image hover with only CSS?
...ness(50%);
}
JSFiddle Demo
References
https://dvcs.w3.org/hg/FXTF/raw-file/tip/filters/index.html
http://www.html5rocks.com/en/tutorials/filters/understanding-css/
https://developer.mozilla.org/en-US/docs/Web/CSS/filter
http://davidwalsh.name/css-filters
http://net.tutsplus.com/tutorials/html-c...
How to create a colored 1x1 UIImage on the iPhone dynamically?
...mage {
let rect = CGRect(origin: CGPoint(x: 0, y:0), size: CGSize(width: 1, height: 1))
UIGraphicsBeginImageContext(rect.size)
let context = UIGraphicsGetCurrentContext()!
context.setFillColor(color.cgColor)
context.fill(rect)
let image = UIGraphicsG...
What is the ellipsis (…) for in this method signature?
In the App Engine docs , what is the ellipsis ( JID... ) for in this method signature?
5 Answers
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Generate a random double in a range
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call requires api 21
– AndroidGeek
Feb 1 '17 at 10:25
2
@XarEAhmer What'...
Copying text to the clipboard using Java
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In which context did you test this? From a GUI application? On which platform? Does it work setting the clipboard 100 times in a row (with some appropriate pause between each set)?
– Peter Mortensen
Feb 9...