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When does static class initialization happen?

...tialized? If I never instantiate a class, but I access a static field, are ALL the static blocks and private static methods used to instantiate private static fields called (in order) at that instant? ...
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Remove duplicated rows

... Do note that this will remove all the columns except for the three first ones. – GuillaumeL Apr 1 '19 at 13:47 add a comment ...
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How can I resize an image using Java?

...source libraries to see if they fare better. " +1 for imgscalr from @RiyadKalla's answer. – Thilo Aug 24 '12 at 1:29  |  show 1 more comment ...
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Filtering by Multiple Specific Model Properties in AngularJS (in OR relationship)

...dicate function can be used to write arbitrary filters. The function is called for each element of array. The final result is an array of those elements that the predicate returned true for. <input ng-model="query"> <tr ng-repeat="smartphone in smartphones | filter: search "> ...
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How do SQL EXISTS statements work?

...hen tries to match this 'true/false' condition with outerquery." is what really cleared it up for me, I keep thinking that's how subqueries work (and many times they do), but what you said makes sense because the subquery relies on the outer query and therefore must be executed once per row ...
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Where does git config --global get written to?

...Vascellaro points out in the comments, it will work with non-standard install locations. (i.e. Git Portable) (like the latest PortableGit-2.14.2-64-bit.7z.exe, which can be uncompressed anywhere you want) Original answer (2010) From the docs: --global For writing options: write to global ~/.gitc...
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Homebrew install specific version of formula?

How do I install a specific version of a formula in homebrew? For example, postgresql-8.4.4 instead of the latest 9.0. 27 ...
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How to permanently export a variable in Linux?

...an add it to your shell configuration file, e.g. $HOME/.bashrc or more globally in /etc/environment. After adding these lines the changes won't reflect instantly in GUI based system's you have to exit the terminal or create a new one and in server logout the session and login to reflect these change...
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Check if a string contains one of 10 characters

...tion) >= 0; } That way you don't end up creating a new array on each call. The string is also easier to scan than a series of character literals, IMO. Of course if you're only going to use this once, so the wasted creation isn't a problem, you could either use: private const string Punctuatio...
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Verify a certificate chain using openssl verify

...ing the first part of the post Greg references (the second part is specifically about pyOpenSSL and not relevant to this question). In case the post goes away I'll quote the important paragraphs: Unfortunately, an "intermediate" cert that is actually a root / self-signed will be treated as a ...