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How does Dijkstra's Algorithm and A-Star compare?
I was looking at what the guys in the Mario AI Competition have been doing and some of them have built some pretty neat Mario bots utilizing the A* (A-Star) Pathing Algorithm.
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How to create custom easing function with Core Animation?
...
// this should be a function that takes a time value between
// 0.0 and 1.0 (where 0.0 is the beginning of the animation
// and 1.0 is the end) and returns a scale factor where 0.0
// would produce the starting value and 1.0 would produce the
// ending value
typedef double (^KeyframeParametric...
Android emulator failed to allocate memory 8
...ions/7222906/failed-to-allocate-memory-8
– Juha Palomäki
Oct 7 '13 at 12:55
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show 1 more comment
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Should I use multiplication or division?
... precision, the answer can still be different.
x = 100.0;
x / 3.0 == x * (1.0/3.0) // is false in the test I just performed
The speed issue is only likely to matter in C/C++ or JIT languages, and even then only if the operation is in a loop at a bottleneck.
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How to create a colored 1x1 UIImage on the iPhone dynamically?
...th color: UIColor) -> UIImage {
let rect = CGRectMake(0.0, 0.0, 1.0, 1.0)
UIGraphicsBeginImageContext(rect.size)
let context = UIGraphicsGetCurrentContext()
CGContextSetFillColorWithColor(context, color.CGColor)
CGContextFillRect(context, rect)
le...
How can I exclude some folders from my Eclipse project?
...gt;<!-- exclude all, folders, all children -->
<arguments>1.0-name-matches-false-false-xyz</arguments> <!-- case sensitive=false, regular expression=false, something named=xyz -->
<arguments>1.0-name-matches-true-false-EEE</arguments> <!-- case sensiti...
How to change the background color of a UIButton while it's highlighted?
...)imageWithColor:(UIColor *)color {
CGRect rect = CGRectMake(0.0f, 0.0f, 1.0f, 1.0f);
UIGraphicsBeginImageContext(rect.size);
CGContextRef context = UIGraphicsGetCurrentContext();
CGContextSetFillColorWithColor(context, [color CGColor]);
CGContextFillRect(context, rect);
UIImage *...
Putting uncommitted changes at Master to a new branch by Git
...ch. You can try checkout -m to merge.
– Jouni K. Seppänen
Nov 4 '10 at 14:00
2
I tried this but ...
Why em instead of px?
...site look good in 16pt font as well as 48pt font.
– Lèse majesté
Aug 3 '12 at 16:16
1
@Lesemaje...
For loop for HTMLCollection elements
...tions, function(option) { return option.value; })
– XåpplI'-I0llwlg'I -
Apr 1 '15 at 2:49
1
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