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How can i take an UIImage and give it a black border?
... Yes you can. Instances of UIImage can be drawn into a graphics context with CoreGraphics.
– Mark Adams
Jun 2 '13 at 1:56
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Providing white space in a Swing GUI
...ce appears 'crowded'. How can I provide white space without resorting to explicitly setting the position or size of components?...
What's the function like sum() but for multiplication? product()?
... your data consists of floats, you can compute a product using sum() with exponents and logarithms:
>>> from math import log, exp
>>> data = [1.2, 1.5, 2.5, 0.9, 14.2, 3.8]
>>> exp(sum(map(log, data)))
218.53799999999993
>>> 1.2 * 1.5 * 2.5 * 0.9 * 14.2 * 3.8
21...
Find index of last occurrence of a substring in a string
I want to find the position (or index) of the last occurrence of a certain substring in given input string str .
9 Answers...
Underlining text in UIButton
...urn [button autorelease];
}
- (void) drawRect:(CGRect)rect {
CGRect textRect = self.titleLabel.frame;
// need to put the line at top of descenders (negative value)
CGFloat descender = self.titleLabel.font.descender;
CGContextRef contextRef = UIGraphicsGetCurrentContext();
// ...
Only get hash value using md5sum (without filename)
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Wrong it gives following output on Mac MD5 (/Users/hello.txt) = 24811012be8faa36c8f487bbaaadeb71 and your code returns MD5.
– alper
Aug 3 '18 at 21:06
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How to determine the Boost version on a system?
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In linux, using "ldd yourprogramname" will often show you which version of boost was linked to your program (which has the possibility of indicating a difference from the header, though it's unlikely to be different).
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Getting the last argument passed to a shell script
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@MichałŠrajer true is part of POSIX.
– Rufflewind
Oct 9 '15 at 5:35
4
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How to continue a task when Fabric receives an error
...task to run on several remote servers, if the task runs on server one and exits with an error, Fabric will stop and abort the task. But I want to make fabric ignore the error and run the task on the next server. How can I make it do this?
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Differences between lodash and underscore [closed]
...rformance and optimizations for large arrays/object iteration, and more flexibility with custom builds and template pre-compilation utilities.
Because Lo-Dash is updated more frequently than Underscore, a lodash underscore build is provided to ensure compatibility with the latest stable version of ...