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With MySQL, how can I generate a column containing the record index in a table?
...SERT INTO league_girl VALUES (2, 'b', 25);
INSERT INTO league_girl VALUES (3, 'c', 75);
INSERT INTO league_girl VALUES (4, 'd', 25);
INSERT INTO league_girl VALUES (5, 'e', 55);
INSERT INTO league_girl VALUES (6, 'f', 80);
INSERT INTO league_girl VALUES (7, 'g', 15);
Test query:
SELECT l.positio...
How to toggle a value in Python
...simple and fast way to toggle values:
>>> A = 5
>>> B = 3
>>> total = A + B
>>> x = A
>>> x = total - x # toggle
>>> x
3
>>> x = total - x # toggle
>>> x
5
>>> x = total - x # toggle
>>> x
3
Solutio...
How to create circle with Bézier curves?
...in the sense that the middle of the curve lies on the circle itself, is (4/3)*tan(pi/(2n)).
So for 4 points it is (4/3)*tan(pi/8) = 4*(sqrt(2)-1)/3 = 0.552284749831.
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What is the difference between hg forget and hg remove?
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348
'hg forget' is just shorthand for 'hg remove -Af'. From the 'hg remove' help:
...and -Af ...
jQuery $(“#radioButton”).change(…) not firing during de-selection
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311
Looks like the change() function is only called when you check a radio button, not when you un...
Razor ViewEngine: How do I escape the “@” symbol?
I'm trying to output some Twitter handles in ASP.NET MVC3 in conjunction with the Twitter @Anywhere API, and I haven't been able to figure out how to actually escape the "@" symbol in a Razor view.
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open-ended function arguments with TypeScript
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3 Answers
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TypeError: 'dict_keys' object does not support indexing
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234
Clearly you're passing in d.keys() to your shuffle function. Probably this was written with py...
Mercurial: Can I rename a branch?
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edited Nov 30 '11 at 17:57
answered Aug 30 '11 at 14:54
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