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Android应用内存泄露分析、改善经验总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...果明显：完全退出应用时，手动触发GC，从原来占有内存100多M降到低于20M...前言
  通过这几天对好几个应用的内存泄露检测和改善，效果明显：
完全退出应用时，手动触发GC，从原来占有内存100多M降到低于20M；
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count vs length vs size in a collection
...ifferent from the length in cases like vectors (or strings), there may be 10 characters in a string, but storage is reserved for 20. It also may refer to number of elements - check source/documentation.
Capacity() - used to specifically refer to allocated space in collection and not number of valid...
Why can I access TypeScript private members when I shouldn't be able to?
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GuffaGuffa
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Error : The service is invalid
...o a Clean then Rebuild.
Disconnect, reconnect device.
Restart iOS device (90% of the time it fixes things)
If all else fails, restart your Mac (unlikely but it did fix an issue once for me).
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Setting an image for a UIButton in code
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405
Objective-C
UIImage *btnImage = [UIImage imageNamed:@"image.png"];
[btnTwo setImage:btnImage f...
How to check if object (variable) is defined in R?
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460
You want exists():
R> exists("somethingUnknown")
[1] FALSE
R> somethingUnknown <- 42
R...
What is the most useful script you've written for everyday life? [closed]
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My o key fell off on my laptop; so I wrote a program that replaces two 0 keystrokes within 200 MS of each other as an o, two 0 keystrokes within 700 MS of each other as a 0 and ignore the rest; so I could use my laptop before I get around to replacing the keyboard.
Wow; I didn't know this would...
Java integer to byte array
I got an integer: 1695609641
13 Answers
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Why do we need virtual functions in C++?
... Neuron
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answered Mar 6 '10 at 13:54
M PerryM Perry
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Could not reliably determine the server's fully qualified domain name
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answered May 2 '11 at 10:48
noodlnoodl
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