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UIView Hide/Show with animation
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Objective C
[UIView transitionWithView:button
duration:0.4
options:UIViewAnimationOptionTransitionCrossDissolve
animations:^{
button.hidden = YES;
}
completion:NULL];
Swift
UIView.transitio...
Questions every good Java/Java EE Developer should be able to answer? [closed]
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+1 @Jon: I usually subscribe to the "no need to memorize details" school of thought, but if you don't even know the basic conceptual differences between those basic interfaces, then you're definitely not a good Java developer.
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How do I round to the nearest 0.5?
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208
Multiply your rating by 2, then round using Math.Round(rating, MidpointRounding.AwayFromZero), ...
Java recursive Fibonacci sequence
...(4) = fibonacci(3) + fibonacci(2)
fibonacci(2) = fibonacci(1) + fibonacci(0)
Now you already know fibonacci(1)==1 and fibonacci(0) == 0. So, you can subsequently calculate the other values.
Now,
fibonacci(2) = 1+0 = 1
fibonacci(3) = 1+1 = 2
fibonacci(4) = 2+1 = 3
fibonacci(5) = 3+2 = 5
And fr...
Is there a way to simulate the C++ 'friend' concept in Java?
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Here is a small trick that I use in JAVA to replicate C++ friend mechanism.
Lets say I have a class Romeo and another class Juliet. They are in different packages (family) for hatred reasons.
Romeo wants to cuddle Juliet and Juliet wan...
Matplotlib different size subplots
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390
Another way is to use the subplots function and pass the width ratio with gridspec_kw:
import n...
CSS 3 slide-in from left transition
... One
Relevant Code
.wrapper:hover #slide {
transition: 1s;
left: 0;
}
In this case, Im just transitioning the position from left: -100px; to 0; with a 1s. duration. It's also possible to move the element using transform: translate();
CSS animation
Demo Two
#slide {
position: abso...
Twitter oAuth callbackUrl - localhost development
...c/hosts file to point a live domain to your localhost IP. such as:
127.0.0.1 xyz.com
where xyz.com is your real domain.
Alternative 2.
Also, the article gives the tip to alternatively use a URL shortener service. Shorten your local URL and provide the result as callback.
Alternative 3.
Fur...
css3 实现静态图片闪烁效果 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... ease-in-out;
position: absolute;
}
@-webkit-keyframes start {
0%,30% {opacity: 0;-webkit-transform: translate(0,0);}
60% {opacity: 1;-webkit-transform: translate(0,0);}
100% {opacity: 1;-webkit-transform: translate(0,0);}
}
@-moz-keyframes start {
0%,30% {opacity: 0;-mo...
Removing white space around a saved image in matplotlib
...lab flag.)
plt.gca().set_axis_off()
plt.subplots_adjust(top = 1, bottom = 0, right = 1, left = 0,
hspace = 0, wspace = 0)
plt.margins(0,0)
plt.gca().xaxis.set_major_locator(plt.NullLocator())
plt.gca().yaxis.set_major_locator(plt.NullLocator())
plt.savefig("filename.pdf", bbox_inches =...