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Java 8 Iterable.forEach() vs foreach loop

...c.join(mSession, join)); is not intended as a shortcut for writing for (String join : joins) { mIrc.join(mSession, join); } and should certainly not be used in this way. Instead it is intended as a shortcut (although it is not exactly the same) for writing joins.forEach(new Consumer<T&g...
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How does RegexOptions.Compiled work?

...nsidered "interpreted". Take this example: public static void TimeAction(string description, int times, Action func) { // warmup func(); var watch = new Stopwatch(); watch.Start(); for (int i = 0; i < times; i++) { func(); } watch.Stop(); Console.Wri...
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Passing argument to alias in bash [duplicate]

... An alias will expand to the string it represents. Anything after the alias will appear after its expansion without needing to be or able to be passed as explicit arguments (e.g. $1). $ alias foo='/path/to/bar' $ foo some args will get expanded to $ ...
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When should you use 'friend' in C++?

... access the private parts of class Child. friend class Mother; public: string name( void ); protected: void setName( string newName ); }; share | improve this answer | ...
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How to create a directory using Ansible

... this uses the old syntax with = chars, would be great to update it with the : syntax with each atribute on a new line – ympostor Jun 8 '17 at 7:52 ...
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Why should I avoid using Properties in C#?

...ly-typed system, to avoid what Fowler calls Syntactic Noise. We don't want extra parentheses, extra get/set warts, or extra method signatures - not if we can avoid them without any loss of clarity. Say whatever you like, but foo.Bar.Baz = quux.Answers[42] is always going to be a lot easier to read ...
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Disabling swap files creation in vim

...ing which is a large part of vim use for a lot of people, it seems like an extra bookeeping job better left out. I personally prefer for all jobs to just have no swaps or other auto-backups. If I really need to develop something, I'd rather have a more high level framework to protect me, preferably ...
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Using union and order by clause in mysql

...organize. But this way has the advantage of being fast, not introducing extra variables, and making it easy to separate out each query including the sort. The ability to add a limit is simply an extra bonus. And of course feel free to turn the union all into a union and add a sort for the whole...
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How to call getClass() from a static method in Java?

...putStream when used in a MapReduce. public static InputStream getResource(String resource) throws Exception { ClassLoader cl = Thread.currentThread().getContextClassLoader(); InputStream is = cl.getResourceAsStream(resource); return is; } ...
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Why should I use a pointer rather than the object itself?

...eir destructors called once they go out of scope. For example: { std::string s; } // s is destroyed here On the other hand, if you use a pointer dynamically allocated, its destructor must be called manually. delete calls this destructor for you. { std::string* s = new std::string; } dele...