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Get JSF managed bean by name in any Servlet related class
...n't work when you're using @Named @ViewScoped because the bean can only be identified by JSF view state and that's only available when the FacesServlet has been invoked. So in a filter which runs before that, accessing an @Injected @ViewScoped will always throw ContextNotActiveException.
Only when ...
What is the difference between Android margin start/end and right/left?
What is difference between Android margin start and right (or margin end and left)?
2 Answers
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What are markers in Java Logging frameworks and what is a reason to use them?
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MySQL - length() vs char_length()
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Resharper- Find all unused classes
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Solution by @ulrichc sounds perfect and works fine for small to middleweight projects in which you are not using any Dependency Injection framework such as Castle or Ninject but what if you are using DI container [Castle for instance] and you have something like the following :
public cla...
How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?
...elements.html says it supports XPath or CSS selectors, but when I tried, didn't seem to work for me.
3 Answers
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C# properties: how to use custom set property without private field?
...ry something like this:
public string Name { get; private set; }
public void SetName(string value)
{
DoSomething();
this.Name = value;
}
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List files committed for a revision
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ssh remote host identification has changed
...l update the offending of your host from the known_hosts. You can also provide the path of the known_hosts with -f flag.
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Numpy: Get random set of rows from 2D array
...3, 1],
[0, 4, 1],
[2, 4, 2],
[3, 3, 1]])
>>> idx = np.random.randint(10, size=2)
>>> idx
array([7, 6])
>>> A[idx,:]
array([[0, 4, 1],
[1, 3, 1]])
Putting it together for a general case:
A[np.random.randint(A.shape[0], size=2), :]
For non re...