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How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?

... | edited May 21 '17 at 16:44 answered May 21 '17 at 15:49 ...
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How to delete (not cut) in Vim?

... | edited Feb 12 at 10:21 M. Gruber 7188 bronze badges answered Aug 16 '12 at 19:13 ...
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Why are arrays covariant but generics are invariant?

... answered Sep 6 '13 at 21:30 Paul BelloraPaul Bellora 50.4k1717 gold badges123123 silver badges173173 bronze badges ...
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How many bytes in a JavaScript string?

...yte per character for some strings.... blog.mozilla.org/javascript/2014/07/21/… – Michal Charemza Mar 26 '16 at 22:21 1 ...
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Map and Reduce in .NET

...3 jpmc26 21.3k99 gold badges7070 silver badges124124 bronze badges answered Dec 15 '12 at 19:07 TonyTony ...
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How do I remove leading whitespace in Python?

... jamylak 104k2222 gold badges206206 silver badges215215 bronze badges answered Jun 6 '09 at 7:58 Marquis WangMarquis Wang 9,962...
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postgresql - replace all instances of a string within text field

...red Jul 14 '15 at 19:12 user1797212user1797212 21 ...
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Mockito verify order / sequence of method calls

... Dennis C 23.2k1212 gold badges6666 silver badges9898 bronze badges answered Feb 20 '14 at 7:49 KoitoerKoitoer ...
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Is there a PHP function that can escape regex patterns before they are applied?

... | edited Sep 21 '15 at 23:00 Mark Amery 98.9k4848 gold badges336336 silver badges379379 bronze badges ...
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R - Concatenate two dataframes?

...together! – Yourpalal Aug 13 '15 at 21:12 1 if you're rbind is coming from base for some strange ...