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Flatten an Array of Arrays in Swift

Is there a counterpart in Swift to flatten in Scala, Xtend, Groovy, Ruby and co? 14 Answers ...
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What are the differences between node.js and node?

...js. nodejs is what you want, however it is arguably better to have the command be called node for compatibility with scripts that use #!/usr/bin/env node. You can either just create a symlink in your path: sudo ln -s `which nodejs` /usr/local/bin/node Or you could install nvm and then use it to ins...
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Better way to set distance between flexbox items

...inimal distance between flexbox items I'm using margin: 0 5px on .item and margin: 0 -5px on container. For me it seems like a hack, but I can't find any better way to do this. ...
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Best practices for overriding isEqual: and hash

...ive you do result = prime * result + var For objects you use 0 for nil and otherwise their hashcode. result = prime * result + [var hash]; For booleans you use two different values result = prime * result + ((var)?1231:1237); Explanation and Attribution This is not tcurdt's work, and ...
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C# if/then directives for debug vs release

In Solution properties, I have Configuration set to "release" for my one and only project. 15 Answers ...
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MySQL: #126 - Incorrect key file for table

... Also I have about 2Gb free space and get this error. But my database about 1.7 Gb and database has a table with ~1.5M rows. After cleanup, when free space about 3.5-4Gb, the error disappears. – Sergey May 31 '12 at 5:35...
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Difference between `constexpr` and `const`

What's the difference between constexpr and const ? 9 Answers 9 ...
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How can I display an RTSP video stream in a web page?

...deo stream from an IP camera on a web page because you need wide internet bandwidth and a great video player that is compatible with the major browsers. But fortunately there are some cloud based services that can do this job for us. One of the best is IPCamLive. This service can receive RTSP/H264 ...
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What is a typedef enum in Objective-C?

I don't think I fundamentally understand what an enum is, and when to use it. 13 Answers ...
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Scanning Java annotations at runtime [closed]

... Use org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider API A component provider that scans the classpath from a base package. It then applies exclude and include filters to the resulting classes to find candidates. ClassPathScanningCandidateComp...