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How to delete all records from table in sqlite with Android?
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edited Feb 1 '18 at 7:47
answered Mar 7 '12 at 10:34
vi...
Is it fine to have foreign key as primary key?
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134
Foreign keys are almost always "Allow Duplicates," which would make them unsuitable as Primary K...
How can I return to a parent activity correctly?
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edited Dec 26 '14 at 13:45
palindrom
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In PHP, how to detect the execution is from CLI mode or through browser ? [duplicate]
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edited Jul 22 '14 at 9:16
Andy Fleming
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How do I change the language of moment.js?
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vinzee
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answered Jul 5 '13 at 16:32
kalleykalley
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ERROR 1396 (HY000): Operation CREATE USER failed for 'jack'@'localhost'
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How do I URl encode something in Node.js?
...lcome.
– KyleFarris
Apr 2 '19 at 19:41
you are a life saver !
– Pawan Parashar
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UIButton inside a view that has a UITapGestureRecognizer
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Lily BallardLily Ballard
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Remove non-utf8 characters from string
... // Encode as 11000011 10xxxxxx.
return "\xC3".chr(ord($captures[3])-64);
}
}
preg_replace_callback($regex, "utf8replacer", $text);
EDIT:
!empty(x) will match non-empty values ("0" is considered empty).
x != "" will match non-empty values, including "0".
x !== "" will match anything excep...
Oracle SQL: Update a table with data from another table
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@totoro - In the first example, the WHERE EXISTS prevents you from updating a row in t1 if there is no matching row in t2. Without it, eve...