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扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...s or programmers for later use. One example of using custom gestures is in games, such as Harry Porter. The player can perform different gestures to cast spells to complete some actions needed. Apps can also use custom gestures as shortcuts to perform certain actions.
Our implementation of custom g...
Can someone explain the “debounce” function in Javascript
...t impose a wait timer before that function can be called again. Think of a game where the user mashes the fire key. You want that fire to trigger immediately, but not fire again for another X milliseconds no matter how fast the user mashes the button.
– Malk
Ju...
How does data binding work in AngularJS?
...ch would show you which are the slow comparisons.
It turns out that video games and GPUs use the dirty-checking approach, specifically because it is consistent. As long as they get over the monitor refresh rate (typically 50-60 Hz, or every 16.6-20 ms), any performance over that is a waste, so you'...
“To Do” list before publishing Android app to market [closed]
...ULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);) when dealing with games and very immersive content.
Use Google Analytics, Fabric Answers or Flurry for future analytics -> try to get as much information as possible, but don't grab anything that violates the anonymous identity of the custo...
How do I list all files of a directory?
...istdir() if os.path.isfile(f)]
print(listOfFiles)
>>> ['a simple game.py', 'data.txt', 'decorator.py']
Using pathlib from Python 3.4
import pathlib
flist = []
for p in pathlib.Path('.').iterdir():
if p.is_file():
print(p)
flist.append(p)
>>> error.PNG...
Questions every good .NET developer should be able to answer? [closed]
...king for developers in very specific niches, such as compiler development, game-engine development, theorem-proving, image processing, etc.
share
edited May 23 '17 at 12:18
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Is Haxe worth learning? [closed]
...player?
It has not taken me long to get to a stage where I could create a game or complex ide in javascript without needing jQuery etc just out of the box Haxe... it would work cross browser etc... Haxe lets me take my Flash programming skills and interface development understanding outside flash (...
Fastest way to determine if an integer's square root is an integer
...le and might even be faster, it's from one of the phenomenal id software's game!
It's written in C++ but it should not be too hard to reuse the same technique in Java once you get the idea:
I originally found it at: http://www.codemaestro.com/reviews/9
Newton's method explained at wikipedia: http...
What does Ruby have that Python doesn't, and vice versa?
...thods are a separate semantic concept. If you want to play the definition game, most imperative code is procedures, not functions. I'm not trying to be difficult, it's just that I believe definitions and exactness are important. I'll agree that manipulating an UnboundMethod can be a PITA, tho.
...
The definitive guide to form-based website authentication [closed]
...njection, and if you are storing raw, plaintext passwords, that is instant game over for your login security.
So if you can't store the password, how do you check that the login+password combination POSTed from the login form is correct? The answer is hashing using a key derivation function. Wheneve...