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How to vertically center a div for all browsers?
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Below is the best all-around solution I could build to vertically and horizontally center a fixed-width, flexible height content box. It was tested and working for recent versions of Firefox, Opera, Chrome, and Safari.
.outer {
di...
Why doesn't list have safe “get” method like dictionary?
... @Mark: Not all O(1) are created equal. Also, dict is only best-case O(1), not all cases.
– Nick Bastin
Feb 26 '11 at 18:56
5
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Python: Fetch first 10 results from a list [duplicate]
...you the first 10 elements of this list using slicing.
However, note, it's best not to use list as a variable identifier as it's already used by Python: list()
To find out more about these type of operations you might find this tutorial on lists helpful and the link @DarenThomas provided Explain Py...
How to prevent the activity from loading twice on pressing the button
...use async class). Once your processing is done hide that dialog. It is the best solution in my knowledge and I have used it several times...:)
– Awais Tariq
Nov 10 '11 at 12:51
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How to improve performance of ngRepeat over a huge dataset (angular.js)?
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I agree with @AndreM96 that the best approach is to display only a limited amount of rows, faster and better UX, this could be done with a pagination or with an infinite scroll.
Infinite scroll with Angular is really simple with limitTo filter. You just ha...
Big-O for Eight Year Olds? [duplicate]
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While it is surely helpful, I do not think this is the best way to describe it, because this explanation gives rise to a very common misconception about Big-O. Some people erroneously tend to think that "An O(1) algorithm is always better than an O(n) algorithm". While that is mo...
Accessing dict keys like an attribute?
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The best way to do this is:
class AttrDict(dict):
def __init__(self, *args, **kwargs):
super(AttrDict, self).__init__(*args, **kwargs)
self.__dict__ = self
Some pros:
It actually works!
No dictionary class m...
How to remove all debug logging calls before building the release version of an Android app?
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This appears to be the best solution although it requires additional code on each log statement: Line numbers are preserved (weakness of ProGuard approach), No code to create log message is executed (weakness of wrapper class approach and apparentl...
PHP array_filter with arguments
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This is in my opinion the best solution. It's simple and to the point. It's a shame that PHP doesn't allow anonymous functions to use variables declared in the parent scope, like in javascript.
– NadiaFaya
Sep 24...
How to find if an array contains a specific string in JavaScript/jQuery? [duplicate]
... // true false
Edit another 3 years later
Gosh, 6.5 years?!
The best option for this in modern Javascript is Array.prototype.includes:
var found = categories.includes('specialword');
No comparisons and no confusing -1 results. It does what we want: it returns true or false. For older b...