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Blocks on Swift (animateWithDuration:animations:completion:)
...es:
UIView.animateWithDuration(0.2, animations: {
self.blurBg.alpha = 1
}, completion: {
(value: Bool) in
self.blurBg.hidden = true
})
The important part here is the (value: Bool) in. That tells the compiler that this closure takes a Bool labeled 'value' and returns void.
For referen...
How can I override inline styles with external CSS?
...
177
To only way to override inline style is by using !important keyword beside the CSS rule. Follo...
What does the Q_OBJECT macro do? Why do all Qt objects need this macro?
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134
From the Qt documentation:
The Meta-Object Compiler, moc, is the
program that handles Qt...
How to use Git properly with Xcode?
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136
I have worked on iPhone applications full time since the SDK launch, most of that time spent w...
Rollback to last git commit
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212
Caveat Emptor - Destructive commands ahead.
Mitigation - git reflog can save you if you need i...
How do I revert to a previous package in Anaconda?
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147
I had to use the install function instead:
conda install pandas=0.13.1
...
In Python, how does one catch warnings as if they were exceptions?
...Trigger a warning.
fxn()
# Verify some things
assert len(w) == 1
assert issubclass(w[-1].category, DeprecationWarning)
assert "deprecated" in str(w[-1].message)
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When should I use h:outputLink instead of h:commandLink?
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195
The <h:outputLink> renders a fullworthy HTML <a> element with the proper URL in th...
Is there a recommended way to return an image using ASP.NET Web API
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147
You shouldn't return a System.Drawing.Image, unless you also add a formatter which knows how t...
CocoaPods and GitHub forks
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190
I will answer this question using an example. I have a fork of TTTAttributedLabel with some ex...