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How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?
...ERT INTO `usage`
(`thing_id`, `times_used`, `first_time_used`)
VALUES
(4815162342, 1, NOW())
ON DUPLICATE KEY UPDATE
`times_used` = `times_used` + 1
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How to detect pressing Enter on keyboard using jQuery?
.../keys.html
– Incognito
Mar 2 '11 at 16:49
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How to generate string of a certain length to insert into a file to meet a file size criteria?
...need 100KB? No problem.. 100 * 1024 * 8 = 819200 bits. A single char is 16 bits. 819200 / 16 = 51200. You need to stick 51,200 chars into a file. But consider that a file may have additional header/meta data, so you may need to account for that and decrease the number of chars to write to file...
When to use reinterpret_cast?
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answered Feb 21 '09 at 16:42
jalfjalf
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AngularJS - Access to child scope
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Scopes in AngularJS use prototypal inheritance, when looking up a property in a child scope th...
Convert hex color value ( #ffffff ) to integer value
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edited May 11 '16 at 21:21
Karmic Coder
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Difference between window.location.assign() and window.location.replace()
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edited Jan 30 at 16:22
Bakudan
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answered D...
python pip: force install ignoring dependencies
...requirements.txt
– Graham Place
May 16 '18 at 6:51
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Ruby: kind_of? vs. instance_of? vs. is_a?
...ed either.
– Tom Lord
Jan 30 '15 at 16:39
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How do I remove leading whitespace in Python?
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Stevoisiak
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answered Jun 6 '09 at 7:57
coobirdcoobird
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