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NumberPicker 扩展：滑动选择数字，自定义样式 · App Inventor 2 中文网
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How do I remove javascript validation from my eclipse project?
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721
I actually like MY JavaScript files to be validated, but I definitely don't want to validate an...
regex for zip-code
...4})?$
^ = Start of the string.
\d{5} = Match 5 digits (for condition 1, 2, 3)
(?:…) = Grouping
[-\s] = Match a space (for condition 3) or a hyphen (for condition 2)
\d{4} = Match 4 digits (for condition 2, 3)
…? = The pattern before it is optional (for condition 1)
$ = End of the string.
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How do I export UIImage array as a movie?
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221
Take a look at AVAssetWriter and the rest of the AVFoundation framework. The writer has an inp...
How to get first N elements of a list in C#?
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answered Nov 26 '08 at 7:28
Matt HamiltonMatt Hamilton
183k5959 gold badges376376 silver badges317317 bronze badges
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UICollectionView Set number of columns
...ionView.collectionViewLayout invalidateLayout];
}
Additionally, here are 2 really good tutorials on UICollectionViews:
http://www.raywenderlich.com/22324/beginning-uicollectionview-in-ios-6-part-12
http://skeuo.com/uicollectionview-custom-layout-tutorial
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Where does Jenkins store configuration files for the jobs it runs?
I'm adding continuous integration to an EC2 project at work using Jenkins. The Jenkins machine itself is kept on an EC2 machine - one that might need to be taken offline and brought back on an entirely different EC2 instance at any point. We have a bunch of Puppet manifests allowing us to easily rei...
How to assign a Git SHA1's to a file without Git?
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12 Answers
12
Active
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How to split a string literal across multiple lines in C / Objective-C?
...es using \.
Plain C:
char *my_string = "Line 1 \
Line 2";
Objective-C:
NSString *my_string = @"Line1 \
Line2";
Better approach
There's a better approach that works just for strings.
Plain C:
char *my_string = "Line 1 "
"Line 2";
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Is this a “good enough” random algorithm; why isn't it used if it's faster?
...em.out.printf("%n%s distribution |8000 |9000 |10000 |11000 |12000%n", name);
for (int i = 0; i < 10; i++) {
char[] bar = " ".toCharArray(); // 50 chars.
Arrays.fill(bar, 0, Math.max(0, Math.min(50, freq...