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How do I check out a specific version of a submodule using 'git submodule'?

...ing the change to the parent repository. $ cd submodule $ git checkout v2.0 Previous HEAD position was 5c1277e... bumped version to 2.0.5 HEAD is now at f0a0036... version 2.0 git-status on the parent repository will now report a dirty tree: # On branch dev [...] # # modified: submodule (n...
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How to sum array of numbers in Ruby?

... Try this: array.inject(0){|sum,x| sum + x } See Ruby's Enumerable Documentation (note: the 0 base case is needed so that 0 will be returned on an empty array instead of nil) ...
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How to properly assert that an exception gets raised in pytest?

...est_passes(): with pytest.raises(Exception) as e_info: x = 1 / 0 def test_passes_without_info(): with pytest.raises(Exception): x = 1 / 0 def test_fails(): with pytest.raises(Exception) as e_info: x = 1 / 1 def test_fails_without_info(): with pytest.raises(...
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SQLite INSERT - ON DUPLICATE KEY UPDATE (UPSERT)

... Since 3.24.0 SQLite also supports upsert, so now you can simply write the following INSERT INTO visits (ip, hits) VALUES ('127.0.0.1', 1) ON CONFLICT(ip) DO UPDATE SET hits = hits + 1; ...
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What's with 181783497276652981 and 8682522807148012 in Random (Java 7)?

Why were 181783497276652981 and 8682522807148012 chosen in Random.java ? 3 Answers ...
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Blocks on Swift (animateWithDuration:animations:completion:)

... 202 the completion parameter in animateWithDuration takes a block which takes one boolean parameter...
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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...
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How can I get every nth item from a List?

... 10 Answers 10 Active ...
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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, ...
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How do I prevent a Gateway Timeout with FastCGI on Nginx

... | edited Aug 5 '14 at 20:22 undur_gongor 14.4k44 gold badges5656 silver badges7070 bronze badges answ...