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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
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answered Feb 3 '10 at 16:20
Eric LippertEric Lippert
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Eclipse Workspaces: What for and why?
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Dec 23 '14 at 20:47
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CSS background image to fit width, height should auto-scale in proportion
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10 Answers
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Active
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How to run a single test from a rails test suite?
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160
NOTE: This doesn't run the test via rake. So any code you have in Rakefile will NOT get executed...
How to get the day of week and the month of the year?
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answered Jan 27 '11 at 22:50
user113716user113716
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Swift make method parameter mutable?
...passing in a pointer.
func reduceToZero(_ x: inout Int) {
while (x != 0) {
x = x-1
}
}
var a = 3
reduceToZero(&a)
print(a) // will print '0'
This can be particularly useful in recursion.
Apple's inout declaration guidelines can be found here.
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Docker how to change repository name or rename image?
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1085
docker image tag server:latest myname/server:latest
or
docker image tag d583c3ac45fd myname...
scale Image in an UIButton to AspectFit?
...ze.width;
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)) {
CGFloat widthFactor = targetWidth / width...
Constructing pandas DataFrame from values in variables gives “ValueError: If using all scalar values
...t;>> df = pd.DataFrame({'A': [a], 'B': [b]})
>>> df
A B
0 2 3
or use scalar values and pass an index:
>>> df = pd.DataFrame({'A': a, 'B': b}, index=[0])
>>> df
A B
0 2 3
share...
How to implement classic sorting algorithms in modern C++?
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+50
Algorithmic building blocks
We begin by assembling the algorithmic building blocks from the Standard Library:
#include <algorithm...