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Explicit vs implicit SQL joins
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How do you deprecate the SQL standard?
– David Crawshaw
Sep 30 '09 at 9:10
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psycopg2: insert multiple rows with one query
...", x) for x in tup)
cur.execute("INSERT INTO table VALUES " + args_str)
and 2 minutes when using this method:
cur.executemany("INSERT INTO table VALUES(%s,%s,%s,%s,%s,%s,%s,%s,%s)", tup)
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Can I have an onclick effect in CSS?
...he style when the mouse button is held down. The only way to apply a style and keep it applied onclick is to use a bit of JavaScript.
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Is it possible to clone html element objects in JavaScript / JQuery?
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IDs and names will be duplicated. IDs NEED to be changed, names COULD be left as they are if duplicate names are expected.
– przemo_li
Aug 28 '17 at 9:05
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How do I convert array of Objects into one Object in JavaScript?
...e we benefit from comma operator, it evaluates all expression before comma and returns a last one(after last comma). So we don't copy obj each time, rather assigning new property to it.
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Disabled UIButton not faded or grey
...utton which I have created in Interface Builder. I can successfully enable and disable it like this in my code ...
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Restricting input to textbox: allowing only numbers and decimal point
How can I restrict input to a text-box so that it accepts only numbers and the decimal point?
32 Answers
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Sort a list of tuples by 2nd item (integer value) [duplicate]
... you can add a negative sign, this will sort using the first element first and then second element: sorted(some_list, lambda x: (x[0], -x[1],))
– Seraf
Mar 10 '19 at 17:34
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How to check if a file exists in a folder?
...he file exists in a folder. You might want to use DirectoryInfo.GetFiles() and enumerate the result.
– ogborstad
Feb 10 '15 at 8:50
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How can I get PHPUnit MockObjects to return different values based on a parameter?
...();
// ...
}
?>
Do whatever processing you want in the callback() and return the result based on your $args as appropriate.
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