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Try-finally block prevents StackOverflowError
...n from the invocation of foo() inside the try, you call foo() from finally and start recursing again. When that causes another exception, you'll call foo() from another inner finally(), and so on almost ad infinitum.
share
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store and retrieve a class object in shared preference
In Android can we store an object of a class in shared preference and retrieve the object later?
13 Answers
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Remove the string on the beginning of an URL
... choices, you can do:
// this will replace the first occurrence of "www." and return "testwww.com"
"www.testwww.com".replace("www.", "");
// this will slice the first four characters and return "testwww.com"
"www.testwww.com".slice(4);
// this will replace the www. only if it is at the beginning
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Empty set literal?
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@andy That's not an empty set - that's a set containing the number 1. You don't need the trailing comma by the way - that's only required for tuples.
– sepp2k
Jan 19 '15 at 13:12
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Retrieve a Fragment from a ViewPager
...ll no longer work.
What about this solution, overriding instantiateItem() and destroyItem() of your Fragment(State)PagerAdapter:
public class MyPagerAdapter extends FragmentStatePagerAdapter {
SparseArray<Fragment> registeredFragments = new SparseArray<Fragment>();
public MyPa...
+ operator for array in PHP?
...the PHP Manual on Language Operators
The + operator returns the right-hand array appended to the left-hand array; for keys that exist in both arrays, the elements from the left-hand array will be used, and the matching elements from the right-hand array will be ignored.
So if you do
$array1 ...
Run a task every x-minutes with Windows Task Scheduler [closed]
...o in Advanced... (or similar depending on the operating system you are on) and select the Repeat every X minutes option for 24 hours.
The key here is to find the advanced properties. If you are using the XP wizard, it will only offer you to launch the advanced dialog once you created the task.
On ...
How to set the maxAllowedContentLength to 500MB while running on IIS7?
... answered Oct 17 '16 at 11:41
Anderson RissardiAnderson Rissardi
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Can I set enum start value in Java?
... just labels for integers.
Java enums are implemented more like classes - and they can even have multiple attributes.
public enum Ids {
OPEN(100), CLOSE(200);
private final int id;
Ids(int id) { this.id = id; }
public int getValue() { return id; }
}
The big difference is that th...
Conditional Variable vs Semaphore
When should one use a semaphore and when should one use a conditional variable (CondVar) ?
6 Answers
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