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How to create custom easing function with Core Animation?
...icBlock function = ^double(double time) {
return(1.0 - pow((1.0 - time), 2.0));
};
if (layer) {
[CATransaction begin];
[CATransaction
setValue:[NSNumber numberWithFloat:2.5]
forKey:kCATransactionAnimationDuration];
// make an animation
CAAnimation *drop = [CAKeyframeAn...
SAML vs federated login with OAuth
...ight want to look at the OpenId Spec "authentication built on top of OAuth 2.0"; and also the OAuth 2.0 Spec "The OAuth 2.0 authorization framework"... Again, one is designed for authentication, the other for authorization. Leveraging the later for the former is OK since they share a common underlyi...
WatiN or Selenium? [closed]
...ust want to say that I'm currently working hard on a beta release of WatiN 2.0 somewhere in Q1 of 2009. It will be a major upgrade to the current CTP 2.0 versions and will basically give you the same functionality to automate FireFox and IE as version 1.3.0 offers for automating IE.
So no concerns ...
How can I check a C# variable is an empty string “” or null? [duplicate]
...
Since .NET 2.0 you can use:
// Indicates whether the specified string is null or an Empty string.
string.IsNullOrEmpty(string value);
Additionally, since .NET 4.0 there's a new method that goes a bit farther:
// Indicates whether a ...
How do you find the last day of the month? [duplicate]
... @BenJenkinson: It's definitely still the best way at the moment. In 2.0 you could use a DateAdjuster - there isn't one for LastDayOfMonth at the moment, but I might add one tonight :)
– Jon Skeet
Jan 30 '15 at 18:11
...
在 App Inventor 2 中使用图像 · App Inventor 2 中文网
...”
Determining the size of the image on the screen
Details on fixed vs. responsive sizing
In summary: What MIT App Inventor Programmers Should Do
Synopsis: App Inventor works best if you use images whose size matches the size you want them to appear on your screen...
Why is “using namespace std;” considered bad practice?
...from Bar without problems. But one day you upgrade to a new version of Foo 2.0, which now offers a function called Quux(). Now you've got a conflict: Both Foo 2.0 and Bar import Quux() into your global namespace. This is going to take some effort to fix, especially if the function parameters happen ...
Programmatically scroll a UIScrollView
...ation and style of the animation, you can do:
[UIView animateWithDuration:2.0f delay:0 options:UIViewAnimationOptionCurveLinear animations:^{
scrollView.contentOffset = CGPointMake(x, y);
} completion:NULL];
Adjust the duration (2.0f) and options (UIViewAnimationOptionCurveLinear) to taste!
...
In what cases could `git pull` be harmful?
...d decide the best course of action (merge, rebase, reset, etc.).
With Git 2.0 and newer, you can run:
git config --global pull.ff only
to alter the default behavior to only fast-forward. With Git versions between 1.6.6 and 1.9.x you'll have to get into the habit of typing:
git pull --ff-only
...
What is the difference between graph search and tree search?
...n
}
return next
Depending on how you implement select from open, you obtain different variants of search algorithms, like depth-first search (DFS) (pick newest element), breadth first search (BFS) (pick oldest element) or uniform cost search (pick element with lowest path cost), the popular A-sta...