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How to play a local video with Swift?
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Luca AngelettiLuca Angeletti
50.6k88 gold badges9696 silver badges132132 bronze badges
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Placing an image to the top right corner - CSS
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240
You can just do it like this:
#content {
position: relative;
}
#content img {
position:...
Way to read first few lines for pandas dataframe
...es a long time to read, and occasionally only want to use the first, say, 20 lines to get a sample of it (and prefer not to load the full thing and take the head of it).
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Is it possible to have multiple styles inside a TextView?
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answered Oct 7 '09 at 18:58
LegendLegend
101k106106 gold badges249249 silver badges379379 bronze badges
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How to get JSON objects value if its name contains dots?
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What you want is:
var smth = mydata.list[0]["points.bean.pointsBase"][0].time;
In JavaScript, any field you can access using the . operator, you can access using [] with a string version of the field name.
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Is there a way to measure how sorted a list is?
...onsider the example sequence 9, 5, 7, 6. This sequence has the inversions (0,1), (0,2), (0,3), (2,3) and the inversion number 4.
If you want a value between 0 and 1, you can divide the inversion number by N choose 2.
To actually create an algorithm to compute this score for how sorted a list is, you...
How to list out all the subviews in a uiviewcontroller in iOS?
...iews];
// Return if there are no subviews
if ([subviews count] == 0) return; // COUNT CHECK LINE
for (UIView *subview in subviews) {
// Do what you want to do with the subview
NSLog(@"%@", subview);
// List the subviews of subview
[self listSubviewsOfV...
Java 8 Stream and operation on arrays
... a = ...
int[] b = ...
int[] result = new int[a.length];
IntStream.range(0, a.length)
.forEach(i -> result[i] = a[i] * b[i]);
EDIT
Commenter @Holger points out you can use the map method instead of forEach like this:
int[] result = IntStream.range(0, a.length).map(i -> a[i] * b[...
Code Golf: Lasers
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Perl, 166 160 characters
Perl, 251 248 246 222 214 208 203 201 193 190 180 176 173 170 166 --> 160 chars.
Solution had 166 strokes when this contest ended, but A. Rex has found a couple ways to shave off 6 more characters:
s!.!$t{...
乐高 EV3 实验03 - 接触传感器，撞到就停 · App Inventor 2 中文网
...索 乐高 EV3 实验03 - 接触传感器，撞到就停
实验03：接触传感器，撞到就停
这个实验做完你会得到什么
一、器材与接线
二、界面组件
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