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Is object empty? [duplicate]
What is the fastest way to check if an object is empty or not?
23 Answers
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what does -webkit-transform: translate3d(0,0,0); exactly do? Apply to body?
what does -webkit-transform: translate3d(0,0,0); exactly do?
Does it have any performance issues? Should I just apply it to the body or individual elements? It seems to improve scroll events drastically.
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how do you push only some of your local git commits?
.... I want to push only 2 of them to a centralized repo (using an SVN-style workflow). How do I do this?
5 Answers
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String difference in Bash
...ference between two strings in my script. I could easily do this with diff or comm, but I'm not dealing with files and I'd prefer not to output them to files, do the compare and read it back.
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Why can a class not be defined as protected?
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Because it makes no sense.
Protected class member (method or variable) is just like package-private (default visibility), except that it also can be accessed from subclasses.
Since there's no such concept as 'subpackage' or 'package-inheritance' in Java, declaring class protected or...
How to convert list to string [duplicate]
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By using ''.join
list1 = ['1', '2', '3']
str1 = ''.join(list1)
Or if the list is of integers, convert the elements before joining them.
list1 = [1, 2, 3]
str1 = ''.join(str(e) for e in list1)
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Convert string to variable name in python [duplicate]
...he way to do it; just use setattr. And even when setattr is inappropriate for whatever reason, being explicit and modifying locals or globals as appropriate is still better than exec.
– abarnert
Oct 1 '13 at 17:57
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Where should virtualenvs be created?
...l, which keeps all virtualenvs in the same place (the ~/.virtualenvs directory) and allows shortcuts for creating and keeping them there. For example, you might do:
mkvirtualenv djangoproject
and then later:
workon djangoproject
It's probably a bad idea to keep the virtualenv directory in the ...
JSONDecodeError: Expecting value: line 1 column 1 (char 0)
I am getting error Expecting value: line 1 column 1 (char 0) when trying to decode JSON.
16 Answers
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How to move screen without moving cursor in Vim?
I recently discovered Ctrl + E and Ctrl + Y shortcuts for Vim that respectively move the screen up and down with a one line step, without moving the cursor .
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