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when(...) thenReturn(...) makes a real method call just before it is mocked . So if the called method throws an Exception you have to deal w...

RFC 2616 Fielding, et al. - 14 Header Field Definitions Name Description Accept-Language References: RFC 2616 Fielding, et al. - 14 He...

Command Description dd Delete current line a append text after cursor A append text at end of current line i insert text before c...

Sometimes you see errors like Port already in use bind: Address already in use How to find what's running/using that port On ...

Sample code snippet to read data from an HTTP(S) url. public static void main(String[] args) throws Exception{ URL ...

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