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How do I add a Fragment to an Activity with a programmatically created content view
...ework expects the fragment's constructor (with no parameters) to be public and visible. Moving the fragment into the Activity as an inner class, or creating a new java file for the fragment fixes that.
The second issue is that when you're adding a fragment this way, you must pass a reference to the...
What Makes a Good Unit Test? [closed]
I'm sure most of you are writing lots of automated tests and that you also have run into some common pitfalls when unit testing.
...
Why can't we have static method in a (non-static) inner class?
... I know an inner class is associated with an instance of its outer class and I know that it's kinda useless that we become able to declare static members within an inner class but I am still asking why not an inner class can declare static members?
– Kareem
S...
Java optional parameters
... by the possibility of more than one return value.
– Andreas Vogl
Dec 26 '19 at 11:05
Adding global variables might ca...
Showing Difference between two datetime values in hours
...her example of subtracting two dates in C# ...
if ( DateTime.Now.Subtract(Convert.ToDateTime(objDateValueFromDatabase.CreatedOn)).TotalHours > 24 )
{
...
}
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New features in java 7
What new features in java 7 is going to be implemented?
And what are they doing now?
8 Answers
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How to find all occurrences of an element in a list?
...an the numpy solution if you already have the array, otherwise the cost of converting outweighs the speed gain (tested on integer lists with 100, 1000 and 10000 elements).
NOTE: A note of caution based on Chris_Rands' comment: this solution is faster than the list comprehension if the results are s...
Echo equivalent in PowerShell for script testing
...ut-String, because with any non-trivial object, you'll need to use that to convert the object to a display-able string before using any of those three Write-* cmdlets.
– Jaykul
Nov 2 '09 at 7:11
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Sell me on const correctness
... be changed,
It protects you from making accidental variable assignments, and
The compiler can optimize it. For instance, you are protected from
if( x = y ) // whoops, meant if( x == y )
At the same time, the compiler can generate more efficient code because it knows exactly what the state of...
How to retrieve form values from HTTPPOST, dictionary or?
... controller action take an object which would reflect the form input names and the default model binder will automatically create this object for you:
[HttpPost]
public ActionResult SubmitAction(SomeModel model)
{
var value1 = model.SimpleProp1;
var value2 = model.SimpleProp2;
var value...