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What's the role of GetHashCode in the IEqualityComparer in .NET?

...es the one being sought, that would be very slow. Instead, like many hash-based collections, it relies upon GetHashCode to quickly exclude most non-matching values from consideration. If calling GetHashCode on an item being sought yields 42, and a collection has 53,917 items, but calling GetHashCo...
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Why is textarea filled with mysterious white spaces?

...is is an old "trick", even sometimes forgotten. We already had HTML issues based on this going back to IE6/7 .. +1 – JonSnow Dec 3 '14 at 8:37 ...
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SQL Switch/Case in 'where' clause

...tion to pull the proper tables, and then the WHERE portion to provide some base criteria, so it cannot properly evaluate a dynamic condition on which column to check against. You can use a WHERE clause when you're checking the WHERE criteria in the predicate, such as WHERE account_location = CASE ...
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Determine file creation date in Java

...g as the filesystem provides it. Check this link out For example(Provided based on @ydaetskcoR's comment): Path file = ...; BasicFileAttributes attr = Files.readAttributes(file, BasicFileAttributes.class); System.out.println("creationTime: " + attr.creationTime()); System.out.println("lastAccessT...
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Reliable timer in a console application

... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers. Draft saved Draft discarded ...
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Why is Java's boolean primitive size not defined?

... (O'Reilly) says a boolean primitive type is 1 byte. That could be wrong, based on what the examination of the heap is showing. I wonder if most JVMs have issues with allocating less than a byte for variables. share ...
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“PKIX path building failed” and “unable to find valid certification path to requested target”

... I had to put the path in quotes and also save it as Base64 instead of DER – Theodore K. Nov 2 '16 at 13:53 4 ...
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optional parameters in SQL Server stored proc?

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emacs, unsplit a particular window split

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jQuery on window resize

...un that function in both instances. // This function positions the footer based on window size function positionFooter(){ var $containerHeight = $(window).height(); if ($containerHeight <= 818) { $('.footer').css({ position: 'static', bottom: 'auto', ...