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How to focus on a form input text field on page load using jQuery?
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If using a dialog please see this answer if the above is not working stackoverflow.com/a/20629541/966609
– Matt Canty
Aug 4 '14 at 15:46
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The smallest difference between 2 Angles
...n) -> a - floor(a/n) * n
Or so:
mod = (a, n) -> (a % n + n) % n
If angles are within [-180, 180] this also works:
a = targetA - sourceA
a += (a>180) ? -360 : (a<-180) ? 360 : 0
In a more verbose way:
a = targetA - sourceA
a -= 360 if a > 180
a += 360 if a < -180
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How come an array's address is equal to its value in C?
In the following bit of code, pointer values and pointer addresses differ as expected.
6 Answers
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Python unit test with base and sub class
...ling SubTest2:testSub2'
sub = 4
self.assertEquals(sub, 4)
if __name__ == '__main__':
unittest.main()
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Build a Basic Python Iterator
...next__(self): # Python 2: def next(self)
self.current += 1
if self.current < self.high:
return self.current
raise StopIteration
for c in Counter(3, 9):
print(c)
This will print:
3
4
5
6
7
8
This is easier to write using a generator, as covered in a p...
Is MD5 still good enough to uniquely identify files?
... MD5 hashing a file still considered a good enough method to uniquely identify it given all the breaking of MD5 algorithm and security issues etc? Security is not my primary concern here, but uniquely identifying each file is.
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What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?
...y starts a new reduce task, when the next key in the sorted input data is different than the previous, to put it simply. Each reduce task takes a list of key-value pairs, but it has to call the reduce() method which takes a key-list(value) input, so it has to group values by key. It's easy to do so,...
Difference between == and ===
In swift there seem to be two equality operators: the double equals ( == ) and the triple equals ( === ), what is the difference between the two?
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How to change height of grouped UITableView header?
...auses UITableView to use a default value. This is
undocumented behavior. If you return a very small number, you
effectively get a zero-height header.
Swift 3:
func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
if section == 0 {
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How do I execute a bash script in Terminal?
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If you already are in the /path/to directory, e.g. with the cd /path/to command, you can enter ./script to run your script.Don't forget, in this case the './' before 'script'
– FrViPofm
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