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Animate the transition between fragments
...e the transition between fragments. I got the answer from the following
Android Fragments and animation
8 Answers
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Generate unique random numbers between 1 and 100
How can I generate some unique random numbers between 1 and 100 using JavaScript?
29 Answers
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How to update a value, given a key in a hashmap?
...
In fact that is the most robust and scalable enterprise solution.
– Lavir the Whiolet
Nov 11 '10 at 18:42
12
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What exactly is Java EE?
I have been doing Java SE for some years now and moving on to Java EE. However, I have some trouble understanding some aspects of Java EE.
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When would I use Task.Yield()?
I'm using async/await and Task a lot but have never been using Task.Yield() and to be honest even with all the explanations I do not understand why I would need this method.
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Super-simple example of C# observer/observable with delegates
...re's an example:
using System;
class Observable
{
public event EventHandler SomethingHappened;
public void DoSomething() =>
SomethingHappened?.Invoke(this, EventArgs.Empty);
}
class Observer
{
public void HandleEvent(object sender, EventArgs args)
{
Console.Wri...
Is there a JavaScript / jQuery DOM change listener?
... // ...
});
// define what element should be observed by the observer
// and what types of mutations trigger the callback
observer.observe(document, {
subtree: true,
attributes: true
//...
});
This example listens for DOM changes on document and its entire subtree, and it will fire on chang...
When to choose mouseover() and hover() function?
What are the differences between jQuery .mouseover() and .hover() functions? If they are totally same why jQuery uses both?
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Fully custom validation error message with Rails
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Now, the accepted way to set the humanized names and custom error messages is to use locales.
# config/locales/en.yml
en:
activerecord:
attributes:
user:
email: "E-mail address"
errors:
models:
user:
attributes:
e...
Forward declaration of nested types/classes in C++
...s someone know why it is not possible ? It seems there is valid use cases, and this lack prevents architecture consistency in some situations.
– Maël Nison
Nov 1 '12 at 16:10
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