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Passing properties by reference in C#
...
434
Properties cannot be passed by reference. Here are a few ways you can work around this limitat...
How to convert a SVG to a PNG with ImageMagick?
...but Inkscape does a nice job of it on Linux and Windows:
inkscape -z -w 1024 -h 1024 input.svg -e output.png
Edit (May 2020): Inkscape 1.0 users, please note that the command line arguments have changed:
inkscape -w 1024 -h 1024 input.svg --export-filename output.png
(on macOS, you may need to use...
Add vertical whitespace using Twitter Bootstrap?
...
In Bootstrap 4 there are spacing utilites.
Citing the documentation for used notation:
Spacing utilities that apply to all breakpoints, from xs to xl,
have no breakpoint abbreviation in them. This is because those classes
are app...
UICollectionView inside a UITableViewCell — dynamic height?
...ollectionView cells.
// https://developer.apple.com/videos/play/wwdc2014-226/
flow.estimatedItemSize = CGSizeMake(1, 1);
// Disable the scroll on your collection view
// to avoid running into multiple scroll issues.
[self.collectionView setScrollEnabled:NO];
}
- (void)bindWithM...
Do you (really) write exception safe code? [closed]
... // 3. strong : can throw
x->doSomethingThatCanThrow() ; // 4. basic : can throw
}
I write all my code with this kind of analysis in mind.
The lowest guarantee offered is basic, but then, the ordering of each instruction makes the whole function "none", because if 3. throws, x will l...
Need for predictable random generator
...instance, for a probability of 20%, you could set 10% as a lower bound and 40% as an upper bound.
Using those bounds, I found that with runs of 10 hits, 14.2% of the time the true pseudorandom implementation produced results that were out of those bounds. About 11% of the time, 0 critical hits wer...
REST API - why use PUT DELETE POST GET?
...ented as:
Post: /cars/oldest?action=delete
Whereas
Delete: /cars/id/123456
will result in the same server state if you call it once, or if you call it 1000 times.
A better way of handling the removal of the oldest item would be to request:
Get: /cars/oldest
and use the ID from the resultin...
NSString with \n or line break
...|
edited Jun 13 '12 at 22:42
answered Apr 8 '11 at 19:07
An...
MongoDB and “joins” [duplicate]
... |
edited Apr 28 '14 at 20:04
Atif Aziz
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...
How can we match a^n b^n with Java regex?
...n capture inside a non-capturing group. Lookarounds can be repeated.
Step 4: This is the step where we start counting
Here's what we're going to do: we'll rewrite group 1 such that:
At the end of the first iteration of the +, when the first a is matched, it should capture b
At the end of the secon...