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HSL to RGB color conversion
... 1/3 is zero. to get correct results, use float literals instead, ie.: h + 1.0/3.0.
– marcus erronius
Feb 12 '16 at 2:27
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Better way to check variable for null or empty string?
Since PHP is a dynamic language what's the best way of checking to see if a provided field is empty?
10 Answers
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Get a random item from a JavaScript array [duplicate]
...tion if you want: npmjs.com/package/lodash.sample
– XåpplI'-I0llwlg'I -
Dec 4 '15 at 11:32
4
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CGContextDrawImage draws image upside down when passed UIImage.CGImage
.... You can use the following code to do this -
CGContextScaleCTM(context, 1.0, -1.0);
Combine the two just before your CGContextDrawImage call and you should have the image drawn correctly.
UIImage *image = [UIImage imageNamed:@"testImage.png"];
CGRect imageRect = CGRectMake(0, 0, image.size...
Tab key == 4 spaces and auto-indent after curly braces in Vim
... has been replaced by cindent which "Works more cleverly", although still mainly for languages with C-like syntax:
:help C-indenting
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How to format numbers as currency string?
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@JuliendePrabère Please give an example of a long number which doesn't work with this approach.
– VisioN
Mar 25 '14 at 10:53
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How do I return to an older version of our code in Subversion?
...end up with a working copy looking like the old version) and then commit again. So for example to go from revision 150 (current) back to revision 140:
svn update
svn merge -r 150:140 .
svn commit -m "Rolled back to r140"
The Subversion Red Book has a good section about this.
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How to Rotate a UIImage 90 degrees?
...eImage.CGImage
scale: 1.0
orientation: UIImageOrientationRight];
Note: As Brainware said this only modifies the orientation data of the image - the pixel data is untouched. For some applications, th...
What exactly is a Maven Snapshot and why do we need it?
...ion in Maven is one that has not been released.
The idea is that before a 1.0 release (or any other release) is done, there exists a 1.0-SNAPSHOT. That version is what might become 1.0. It's basically "1.0 under development". This might be close to a real 1.0 release, or pretty far (right after the...
How to compare two revisions in Bitbucket?
...id with the current version of Bitbucket?
– Martin Stålberg
Oct 31 '17 at 10:03
I just tried this with two commits fr...