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How to make an empty div take space
...t will be 1 px, if you want default height you can simply say min-height = 100px and min width = 100px, the div will always be 100x100 no way it will be 0
– Engineeroholic
Oct 24 '16 at 22:37
...
AngularJS ng-style with a conditional expression
...ou use angular < 1.1.5, you can use ng-class.
.largeWidth {
width: 100%;
}
.smallWidth {
width: 0%;
}
// [...]
ng-class="{largeWidth: myVar == 'ok', smallWidth: myVar != 'ok'}"
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...
What is the difference between “px”, “dip”, “dp” and “sp”?
...een space.
If running on an hdpi device, a 150 x 150 px image will take up 100 * 100 dp of screen space.
If running on an xhdpi device, a 150x150 px image will take up 75 * 75 dp of screen space.
The other way around: say, you want to add an image to your application and you need it to fill a 100 ...
Can Python test the membership of multiple values in a list?
...gt;= smallsubset
110 ns ± 0.702 ns per loop (mean ± std. dev. of 7 runs, 10000000 loops each)
>>> %timeit all(x in smallset for x in smallsubset)
951 ns ± 11.5 ns per loop (mean ± std. dev. of 7 runs, 1000000 loops each)
This looks like a big difference. But as long as container is a ...
Best way to merge two maps and sum the values of same key?
...ap[Int,Int] = Map(1 -> 9, 2 -> 20)
scala> val map2 = Map(1 -> 100, 3 -> 300)
map2: scala.collection.immutable.Map[Int,Int] = Map(1 -> 100, 3 -> 300)
scala> map1 |+| map2
res2: scala.collection.immutable.Map[Int,Int] = Map(1 -> 109, 3 -> 300, 2 -> 20)
Specifically...
How to call a method after a delay in Android
... Handler(Looper.getMainLooper()).postDelayed({
//Do something after 100ms
}, 100)
Java
final Handler handler = new Handler(Looper.getMainLooper());
handler.postDelayed(new Runnable() {
@Override
public void run() {
//Do something after 100ms
}
}, 10...
JFrame in full screen Java
....
Dimension dim = Toolkit.getDefaultToolkit().getScreenSize();
setBounds(100, 100, (int) dim.getWidth(), (int) dim.getHeight());
setLocationRelativeTo(null);
But this has pitfalls in Ubuntu OS. The work around I found was this.
if (SystemHelper.isUnix()) {
getContentPane().setPreferredSize(...
Simple regular expression for a decimal with a precision of 2
... be limited to a precision of 2:
\d+(\.\d*)?|\.\d+
The latter matches
1
100
100.
100.74
100.7
0.7
.7
.72
And it doesn't match empty string (like \d*.?\d* would)
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...
Remove duplicated rows
... unique(DF) 44708.230 48981.8445 53062.536 51573.276 52844.591 107032.18 100 b
# unique(DT) 746.855 776.6145 2201.657 864.932 919.489 55986.88 100 a
microbenchmark(duplicated(DF), duplicated(DT))
# Unit: microseconds
# expr min lq mean median ...
Truncate a list to a given number of elements
What method truncates a list--for example to the first 100 elements--discarding the others (without iterating through individual elements)?
...