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Are NSLayoutConstraints animatable? [duplicate]
...g now (I was using this pattern before but still with no success)...I was calling setNeedsLayout instead of layoutIfNeeded Surely a DOH moment! Actually just changing a constraint automatically calls setNeedsLayout so I guess layoutIfNeeded overrides it somehow.
– borrrden
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Can I make fast forwarding be off by default in git?
I can't really ever think of a time when I would use git merge rather than git rebase and not want to have a commit show up. Is there any way to configure git to have fast forwarding off by default? The fact that there's an --ff option would seem to imply that there's a way, but I can't se...
Using .gitignore to ignore everything but specific directories
...
Here's how I did it - you essentially have to walk up the paths, you can't wildcard more than one level in any direction:
# Ignore everything:
*
# Except for the themes directories:
!wordpress/
!wordpress/*/
!wordpress/*/wp-content/
!wordpress/*/wp-conten...
How do I get the width and height of a HTML5 canvas?
...n the canvas element, the default 300x150 size will be returned. To dynamically get the correct width and height use the following code:
const canvasW = canvas.getBoundingClientRect().width;
const canvasH = canvas.getBoundingClientRect().height;
Or using the shorter object destructuring syntax:
...
Using MemoryStore in production
...evelopment mode, because if your app restarts (process dies) you will lose all the session data (that resided in the memory of that process).
If you don't want to use a database, use encrypted cookie storage instead.
http://www.senchalabs.org/connect/cookieSession.html
...
How to remove focus without setting focus to another control?
I like my UIs to be intuitive; each screen should naturally and unobtrusively guide the user on to the next step in the app. Barring that, I strive to make things as confusing and confounding as possible.
...
Constructor of an abstract class in C#
...stract class. That way you can have classes that inherit from that class call the base constructor.
public abstract class A{
private string data;
protected A(string myString){
data = myString;
}
}
public class B : A {
B(string myString) : base(myString){}
}
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Differences between Java 8 Date Time API (java.time) and Joda-Time
...s perfect ;-)).
c) With both libraries we get a real calendar date type (called LocalDate), a real wall time type (called LocalTime) and the composition (called LocalDateTime). That is a very big win compared with old java.util.Calendar and java.util.Date.
d) Both libraries use a method-centric ap...
Can I change a private readonly field in C# using reflection?
...mplementation today does not mean that you can on every implementation for all time. I am not aware of any place where we document that readonly fields must be mutable via reflection. As far as I know, a conforming implementation of the CLI is perfectly free to implement readonly fields such that th...
Fragment in ViewPager using FragmentPagerAdapter is blank the second time it is viewed
...r me too. Here is a link. It seems to save the fragment state, which makes all the difference. developer.android.com/reference/android/support/v4/app/…
– Tjaart
Jan 28 '14 at 12:04
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