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Copying PostgreSQL database to another server
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edited Jul 31 '19 at 9:37
Pavan Kumar
2,5951818 silver badges3636 bronze badges
answered ...
Simplest code for array intersection in javascript
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35 Answers
35
Active
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CSS z-index paradox flower
...s my attempt: http://jsfiddle.net/Kx2k5/1/
(successfully tested on Fx27, Ch33, IE9, Sf5.1.10 and Op19)
CSS
.item {
/* include borders on width and height */
-webkit-box-sizing : border-box;
-moz-box-sizing : border-box;
box-sizing : border-box;
...
}
.i1:after {
c...
Python time measure function
... = f(*args)
time2 = time.time()
print '%s function took %0.3f ms' % (f.func_name, (time2-time1)*1000.0)
return ret
return wrap
And the usage is very simple, just use the @timing decorator:
@timing
def do_work():
#code
Python 3:
def timing(f):
def wrap(*args, **kwa...
Showing a different background colour in Vim past 80 characters
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If you have Vim >= v7.3, you can simply add this to your .vimrc to highlight 81 and onward (so 80 is your last valid column):
let &colorcolumn=join(range(81,999),",")
If you don't see a highlight, you may not have a ColorColumn highlight co...
Append values to a set in Python
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answered Aug 2 '10 at 22:43
Alex MartelliAlex Martelli
724k148148 gold badges11251125 silver badges13241324 bronze badges
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How can I change image tintColor in iOS and WatchKit
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iOS
For an iOS app, in Swift 3, 4 or 5:
theImageView.image = theImageView.image?.withRenderingMode(.alwaysTemplate)
theImageView.tintColor = UIColor.red
For Swift 2:
theImageView.image = theImageView.image?.imageWithRenderingMode(UIImageRenderingMod...
Adding rounded corner and drop shadow to UICollectionViewCell
...l.bounds cornerRadius:cell.contentView.layer.cornerRadius].CGPath;
Swift 3.0
self.contentView.layer.cornerRadius = 2.0
self.contentView.layer.borderWidth = 1.0
self.contentView.layer.borderColor = UIColor.clear.cgColor
self.contentView.layer.masksToBounds = true
self.layer.shadowColor = UIColor....
How can I calculate the number of lines changed between two commits in git?
...g --numstat --pretty="%H" --author="Your Name" commit1..commit2 | awk 'NF==3 {plus+=$1; minus+=$2} END {printf("+%d, -%d\n", plus, minus)}'
(you have to let git log print some identifying information about the commit; I arbitrarily chose the hash, then used awk to only pick out the lines with thre...
How to make an enum conform to a protocol in Swift?
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Uwe Keim
35.7k3636 gold badges153153 silver badges255255 bronze badges
answered Jun 4 '14 at 8:35
Hu QiangHu Q...