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ArrayList vs List in C#
...t that casting would be more general. That said, the real difference at runtime is when you're dealing with value types (which is what I assumed when I wrote "boxing"). For reference types, the behavior is effectively the same as ArrayList at runtime. Statically though, it'll require a cast with Arr...
在 App Inventor 2 中使用图像 · App Inventor 2 中文网
...or will rescale them to fit the designated screen area in your app. Sometimes the image to be displayed will be larger than the designed phone area. Even so, the large image needs to be held in memory in order for rescaling to occur, even if the result of the rescaling will be a small image.
2...
How do I get the current GPS location programmatically in Android?
... a location update? Why doesn't it show your current location on the first time try after install?
– Nii Laryea
May 5 '14 at 16:23
15
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Regex lookahead, lookbehind and atomic groups
...ect. Your regex expects a string that is both source and hello at the same time!
– Amarghosh
Jun 4 '13 at 11:54
@jddxf...
Get difference between two lists
...temp2)
temp3 = [x for x in temp1 if x not in s]
Performance test
import timeit
init = 'temp1 = list(range(100)); temp2 = [i * 2 for i in range(50)]'
print timeit.timeit('list(set(temp1) - set(temp2))', init, number = 100000)
print timeit.timeit('s = set(temp2);[x for x in temp1 if x not in s]', i...
How to configure logging to syslog in Python?
...change behavior in case you want to have different types of logging at the time
– chachan
Apr 12 '17 at 13:38
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UIStatusBarStyle PreferredStatusBarStyle does not work on iOS 7
...class ViewController: UIViewController {
// This will be called every time the ViewController appears
// Works great for pushing & popping
override var preferredStatusBarStyle: UIStatusBarStyle {
return .lightContent
}
}
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MySQL Results as comma separated list
... | Epicloud |
| Iron Maiden | Somewhere in Time |
| Iron Maiden | Piece of Mind |
| Iron Maiden | Killers |
| Iron Maiden | No Prayer for the Dying |
| The Script | No Sound Without Silen...
Convert java.time.LocalDate into java.util.Date type
I want to convert java.time.LocalDate into java.util.Date type. Because I want to set the date into JDateChooser . Or is there any date chooser that supports java.time dates?
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Get the Row(s) which have the max count in groups using groupby
...fwiw: I found the more elegant-looking solution from @Zelazny7 took a long time to execute for my set of ~100K rows, but this one ran pretty quickly. (I'm running a now way-obsolete 0.13.0, which might account for slowness).
– Roland
May 4 '17 at 21:25
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