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Blocks on Swift (animateWithDuration:animations:completion:)
...
202
the completion parameter in animateWithDuration takes a block which takes one boolean parameter...
UIImage: Resize, then Crop
...h;
CGFloat targetHeight = targetSize.height;
CGFloat scaleFactor = 0.0;
CGFloat scaledWidth = targetWidth;
CGFloat scaledHeight = targetHeight;
CGPoint thumbnailPoint = CGPointMake(0.0,0.0);
if (CGSizeEqualToSize(imageSize, targetSize) == NO)
{
CGFloat widthFact...
How to stop Eclipse formatter from placing all enums on one line
... RUNNING,
WAITING,
FINISHED
}
enum Example {
GREEN(
0,
255,
0),
RED(
255,
0,
0)
}
Solution described above:
enum Example {
CANCELLED,
RUNNING,
WAITING,
FINISHED
}
enum Example {
GREEN(0, 255, 0),
RED(255, ...
Reference list item by index within Django template?
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190
It looks like {{ data.0 }}. See Variables and lookups.
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Python idiom to return first item or None
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answered Dec 13 '08 at 23:31
jfsjfs
326k132132 gold badges817817 silver badges14381438 bronze badges
...
C++ Tuple vs Struct
...nchmark code and performance results collected using gcc-4.9.2 and clang-4.0.0:
std::vector<StructData> test_struct_data(const size_t N) {
std::vector<StructData> data(N);
std::transform(data.begin(), data.end(), data.begin(), [N](auto item) {
std::random_device rd;
...
Random alpha-numeric string in JavaScript? [duplicate]
...ring(length, chars) {
var result = '';
for (var i = length; i > 0; --i) result += chars[Math.floor(Math.random() * chars.length)];
return result;
}
var rString = randomString(32, '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ');
Here's a jsfiddle to demonstrate: htt...
Measuring text width to be drawn on Canvas ( Android )
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answered Jul 15 '10 at 16:02
Marc BernsteinMarc Bernstein
10.9k55 gold badges3030 silver badges3131 bronze badges
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SQL how to increase or decrease one for a int column in one command
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answered Jun 10 '09 at 2:01
gahooagahooa
108k1212 gold badges8686 silver badges9393 bronze badges
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Bash Script: count unique lines in file
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306
You can use the uniq command to get counts of sorted repeated lines:
sort ips.txt | uniq -c
...