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When should one use a spinlock instead of mutex?
...eed, because the mutex is already locked, it will go to sleep, immediately allowing another thread to run. It will continue to sleep until being woken up, which will be the case once the mutex is being unlocked by whatever thread was holding the lock before. When a thread tries to lock a spinlock an...
How do I use reflection to call a generic method?
What's the best way to call a generic method when the type parameter isn't known at compile time, but instead is obtained dynamically at runtime?
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Why is C so fast, and why aren't other languages as fast or faster? [closed]
...eaving the former assertion for another post, what is special about C that allows it to be faster than other languages? Or put another way: what's to stop other languages from being able to compile down to binary that runs every bit as fast as C?
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What is the difference between a strongly typed language and a statically typed language?
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What is the difference between a strongly typed language and a statically typed language?
A statically typed language has a type system that is checked at compile time by the implementation (a compiler or interpreter). The type check rejects some programs, and programs that pass the check u...
Why does calling a method in my derived class call the base class method?
...owInfo()
{
Console.WriteLine("I am a student!");
}
}
If called, the behavior of ShowInfo varies, based on the implementation:
Person person = new Teacher();
person.ShowInfo(); // Shows 'I am a teacher!'
person = new Student();
person.ShowInfo(); // Shows 'I am a student!'
...
Git commits are duplicated in the same branch after doing a rebase
...nario presented in Pro Git about The Perils of Rebasing . The author basically tells you how to avoid duplicated commits:
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Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?
...ing too: thought it was something weird about nested arrays but it was actually just how array assignment works in PHP.
– Jeremy List
Jul 23 '15 at 7:45
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使用App Inventor 2 控制物联网设备/低功耗蓝牙设备(BLE) · App Inventor 2 中文网
...hyay, D., & Sen, J. (2011). Internet of things: Applications and challenges in technology and standardization. Wireless Personal Communications, 58(1), 4969.
[2] Wolber, D., Abelson, H., Spertus, E., & Looney, L. (2011). App Inventor. ” O’Reilly Media, Inc.”.
[3] Macke...
Android Left to Right slide animation
...oject that I am working on, and it works great! Is there some way to externally set variables like duration, easing etc. when working with xml-based animation?
– Daniel Saidi
Aug 1 '13 at 13:50
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Android ListView headers
...en take care of passing you the right type of View in convertView automatically.
Here what the result of the code below looks like:
First we have an interface that our two list item types will implement
public interface Item {
public int getViewType();
public View getView(LayoutInfla...