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Command line to remove an environment variable from the OS level configuration
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Insert all values of a table into another table in SQL
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You can use a select into statement. See more at W3Schools.
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Can I make a not submit a form?
...tton. Heck, even just having the default type of submit complicates things more than is necessary IMO. There should be markup that easily provides a button that does nothing. And there is: <input type="button" />
– Jeffrey Blake
Jul 23 '10 at 3:01
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How can you run a command in bash over until success
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How can I declare and define multiple variables in one line using C++?
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But personally I prefer the following which has been pointed out.
It's a more readable form in my view.
int column = 0, row = 0, index = 0;
or
int column = 0;
int row = 0;
int index = 0;
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Get mouse wheel events in jQuery?
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How do I calculate the normal vector of a line segment?
...x', y') = (y, -x) seems to be right, but why would one use dx and dy here. Moreover, based on slopes, m1 * m2 = -1 for right angle lines, hence dy' = dx' * (-dx/dy) and dx' = dy' * (-dy/dx), how come in your equation normal.x = x' = -dy?
– legends2k
Jan 25 '13 ...
What is the “FS”/“GS” register intended for?
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@supercat: A simpler, more brilliant scheme that would have let them address 65536 times as much storage, would been to have treated the segment registers as full upper 16 bit extension of the lower 16 bits, which is in essence what the 286, 386 a...
Programmatically fire button click event?
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Sort of like Ken's answer, but more flexible as it'll keep track of the buttons actual actions if you change them or add more than one.
[button sendActionsForControlEvents:UIControlEventTouchUpInside];
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jquery if div id has children
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Note that :parent also considers an element with one or more text nodes to be a parent.
Thus the div elements in <div>some text</div> and <div><span>some text</span></div> will each be considered a parent but <div></div> is not a pa...