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Getting a list item by index
...nces to objects. Clearing the list does not affect the objects held in it. If there are no other references to those objects, they will be garbage collected at some point in time.
– Mitch Wheat
Mar 4 at 1:17
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throws Exception in finally blocks
...Elsewhere:
protected void closeQuietly( Resource resource ) {
try {
if (resource != null) {
resource.close();
}
} catch( Exception ex ) {
log( "Exception during Resource.close()", ex );
}
}
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Is it possible to select the last n items with nth-child?
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nth-last-child sounds like it was specifically designed to solve this problem, so I doubt whether there is a more compatible alternative. Support looks pretty decent, though.
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Is there any way to not return something using CoffeeScript?
...n wondering about this as I'm presently learning coffeescript. I'm curious if you can shed some light on what the best choice, or what the worst choice would be when preventing the return of a value? Specifically, I have been told the options are to add either return, undefined, or null to the end o...
How do I get a distinct, ordered list of names from a DataTable using LINQ?
...First, select your data into a new list, let's call it x1, do a projection if desired
Next, create a distinct list, from x1 into x2, using whatever distinction you require
Finally, create an ordered list, from x2 into x3, sorting by whatever you desire
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C#/Linq: Apply a mapping function to each element in an IEnumerable?
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Be aware that if your map has side-effects you may run into trouble since the body of the Select() won't necessarily be executed until it's enumerated. Not that it's a great idea to do that, but there may be some situations where you may n...
CSS: center element within a element
... display: flex; /* NEW, Spec - Firefox, Chrome, Opera */
justify-content: center;
align-items: center;
width: 400px;
height: 200px;
background-color: #3498db;
}
.inner-element{
width: 100px;
height: 100px;
background-color: #f1c40f;
}
<div class="flex-container"&g...
How to simulate a button click using code?
... View inherits this function, including Button, Spinner, etc.
Just to clarify, View does not have a static performClick() method. You must call performClick() on an instance of View.
For example, you can't just call
View.performClick();
Instead, do something like:
View myView = findViewById(R....
Sorting data based on second column of a file
... "wrong" ordering. Pay attention to man "*** WARNING *** The locale specified by the environment affects sort order. Set LC_ALL=C to get the traditional sort order that uses native byte values." (for string match case without -n)
– x'ES
Sep 29 '18 at 0:28
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Eliminate space before \begin{itemize} [closed]
...st as easy as the answer of [Stefano Borini], but this solution works even if there are nested lists. Thank you.
– devsnd
May 16 '12 at 17:15
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