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IN clause and placeholders
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188
A string of the form "?, ?, ..., ?" can be a dynamically created string and safely put into th...
ExecJS::RuntimeError on Windows trying to follow rubytutorial
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13 Answers
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Get difference between 2 dates in JavaScript? [duplicate]
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Here is one way:
const date1 = new Date('7/13/2010');
const date2 = new Date('12/15/2010');
const diffTime = Math.abs(date2 - date1);
const diffDays = Math.ceil(diffTime / (1000 * 60 * 60 * 24));
console.log(diffTime + " milliseconds");
console.l...
CGContextDrawImage draws image upside down when passed UIImage.CGImage
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18 Answers
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Is it possible to Turn page programmatically in UIPageViewController?
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17 Answers
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Simplest way to do a recursive self-join?
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113
WITH q AS
(
SELECT *
FROM mytable
WHERE ParentID IS ...
What does `kill -0 $pid` in a shell script do?
...gnal does '0' represent, because here I see SIGNAL numbers starting from 1.
6 Answers
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Are members of a C++ struct initialized to 0 by default?
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edited Jul 1 '09 at 15:05
answered Jul 1 '09 at 15:00
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Error: Jump to case label
...zation code belongs to another case.
In the following code, if foo equals 1, everything is ok, but if it equals 2, we'll accidentally use the i variable which does exist but probably contains garbage.
switch(foo) {
case 1:
int i = 42; // i exists all the way to the end of the switch
dost...