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AngularJS: Is there any way to determine which fields are making a form invalid?
...ularJS application, inside of a controller,
which is called from an ng-submit function, which belongs to a form with name profileForm :
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How do I remove all non alphanumeric characters from a string except dash?
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Replace [^a-zA-Z0-9 -] with an empty string.
Regex rgx = new Regex("[^a-zA-Z0-9 -]");
str = rgx.Replace(str, "");
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how to read System environment variable in Spring applicationContext
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Check this article. It gives you several ways to do this, via the PropertyPlaceholderConfigurer which supports external properties (via the systemPropertiesMode property).
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Taskkill /f doesn't kill a process
...), a zombile devenv.exe process remains running which I am unable to kill. It holds on to many of my dlls.
27 Answers
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How to count the frequency of the elements in an unordered list?
...: You should sort the list before using groupby.
You can use groupby from itertools package if the list is an ordered list.
a = [1,1,1,1,2,2,2,2,3,3,4,5,5]
from itertools import groupby
[len(list(group)) for key, group in groupby(a)]
Output:
[4, 4, 2, 1, 2]
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How can I get list of values from dict?
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Yes it's the exact same thing in Python 2:
d.values()
In Python 3 (where dict.values returns a view of the dictionary’s values instead):
list(d.values())
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javascript i++ vs ++i [duplicate]
In javascript I have seen i++ used in many cases, and I understand that it adds one to the preceding value:
8 Answers
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Dynamically access object property using variable
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edited Sep 20 at 8:54
kabirbaidhya
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How to select the nth row in a SQL database table?
...) database agnostic ways of selecting the n th row from a database table. It would also be interesting to see how this can be achieved using the native functionality of the following databases:
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How to get scrollbar position with Javascript?
I'm trying to detect the position of the browser's scrollbar with JavaScript to decide where in the page the current view is. My guess is that I have to detect where the thumb on the track is, and then the height of the thumb as a percentage of the total height of the track. Am I over-complicating i...