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WebRTC - scalable live stream broadcasting / multicasting

...s a quite simple solution, which works very well: I have tested it, it is called a WebRTC gateway. Janus is a good example. It is completely open source (github repo here). This works as follows: your broadcaster contacts the gateway (Janus) which speaks WebRTC. So there is a key negotiation: B t...
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What is opinionated software?

...t Microsoft tends to write "un-opinionated" frameworks. What does this actually mean? 9 Answers ...
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Why use static_cast(x) instead of (int)x?

...e main reason is that classic C casts make no distinction between what we call static_cast<>(), reinterpret_cast<>(), const_cast<>(), and dynamic_cast<>(). These four things are completely different. A static_cast<>() is usually safe. There is a valid conversion in the...
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How to add a primary key to a MySQL table?

... Column If you want to add a primary key constraint to an existing column all of the previously listed syntax will fail. To add a primary key constraint to an existing column use the form: ALTER TABLE `goods` MODIFY COLUMN `id` INT(10) UNSIGNED PRIMARY KEY AUTO_INCREMENT; ...
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What's the difference between UTF-8 and UTF-8 without BOM?

... a sequence of bytes at the start of a text stream (0xEF, 0xBB, 0xBF) that allows the reader to more reliably guess a file as being encoded in UTF-8. Normally, the BOM is used to signal the endianness of an encoding, but since endianness is irrelevant to UTF-8, the BOM is unnecessary. According to...
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When to use an interface instead of an abstract class and vice versa?

... Duncan Malashock, not really. Jorge's answer is the better one. Alex's answer focuses on mechanics, while Jorge's more on semantics. – Nazar Merza Mar 18 '16 at 16:07 ...
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How to get an enum value from a string value in Java?

... @treesAreEverywhere More specifically, those methods are generated (or synthesized) by the compiler. The actual enum Blah {...} definition shouldn't try to declare its own values nor valuesOf. It's like how you can write "AnyTypeName.class" even though you...
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How do I commit case-sensitive only filename changes in Git?

... listing finds makefile when git expects Makefile, git will assume it is really the same file, and continue to remember it as Makefile. The default is false, except git-clone(1) or git-init(1) will probe and set core.ignorecase true if appropriate when the repository is created. Case-insensitive fi...
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$apply vs $digest in directive testing

... scope.$digest() will fire watchers on the current scope, and on all of its children, too. scope.$apply will evaluate passed function and run $rootScope.$digest(). The first one is faster, as it needs to evaluate watchers for current scope and its children. The second one is slower, as it...
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Scala vs. Groovy vs. Clojure [closed]

... Groovy is a dynamically typed language, whose syntax is very close to Java, with a number of syntax improvements that allow for lighter code and less boilerplate. It can run through an interpreter as well as being compiled, which makes it good ...