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Transitioning from Windows Forms to WPF
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edited Feb 8 '17 at 14:40
Community♦
111 silver badge
answered Mar 28 '13 at 14:32
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What is the difference between declarative and imperative programming? [closed]
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809
A great C# example of declarative vs. imperative programming is LINQ.
With imperative programm...
Python: List vs Dict for look up table
I have about 10million values that I need to put in some type of look up table, so I was wondering which would be more efficient a list or dict ?
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List comprehension: Returning two (or more) items for each item
...>>> list(chain.from_iterable((f(x), g(x)) for x in range(3)))
[2, 0, 3, 1, 4, 4]
Timings:
from timeit import timeit
f = lambda x: x + 2
g = lambda x: x ** 2
def fg(x):
yield f(x)
yield g(x)
print timeit(stmt='list(chain.from_iterable((f(x), g(x)) for x in range(3)))',
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Illegal string offset Warning PHP
I get a strange PHP error after updating my php version to 5.4.0-3.
16 Answers
16
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How are msys, msys2, and msysgit related to each other?
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answered Jul 29 '14 at 19:40
Ray DonnellyRay Donnelly
3,43011 gold badge1313 silver badges1818 bronze badges
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Different types of thread-safe Sets in Java
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206
1) The CopyOnWriteArraySet is a quite simple implementation - it basically has a list of elemen...
App Inventor 2 PhoneInfo 拓展：获取手机等设备软硬件、版本等相关信息 ·...
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GetDeviceID
获取设备ID。Android 10+不支持！
GetPhoneNumber
获取本机手机号码。无SIM卡设备将返回空文本；双SIM卡设备将返回主卡号码。Android 10+不支持！
注：这个方法采用的是较常规的...
UITableView set to static cells. Is it possible to hide some of the cells programmatically?
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You are looking for this solution :
StaticDataTableViewController 2.0
https://github.com/xelvenone/StaticDataTableViewController
which can show/hide/reload any static cell(s) with or without animation!
[self cell:self.outletToMyStaticCell1 setHidden:hide];
[self cell:self.outletToMyStatic...
Get Bitmap attached to ImageView
...rslan Anwar
18.1k1616 gold badges7272 silver badges104104 bronze badges
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