52
votes
6
answers
2.9K
views
How do I use $scope.$watch and $scope.$apply in AngularJS?
I don't understand how to use $scope.$watch and $scope.$apply. The official documentation isn't help
58
votes
19
answers
2.2K
views
How do I access the $scope variable in browser's console using AngularJS?
I would like to access my $scope variable in Chrome's JavaScript console. How do I do that? I can neithe
57
votes
14
answers
1.5K
views
How does data binding work in AngularJS?
How does data binding work in the AngularJS framework? I haven't found technical details on their site.
66
votes
30
answers
2.8K
views
AngularJS: Service vs provider vs factory
What are the differences between a Service, Provider and Factory in AngularJS?
55
votes
11
answers
1.5K
views
Why is "1000000000000000 in range(1000000000000001)" so fast in Python 3?
It is my understanding that the range() function, which is actually an object type in Python 3, generates its
57
votes
29
answers
1.6K
views
How do I parse a string to a float or int?
In Python, how can I parse a numeric string like "545.2222" to its corresponding float value, 545.2222? Or par
52
votes
15
answers
3.1K
views
How to access environment variable values
I set an environment variable that I want to access in my Python application. How do I get its value?
58
votes
30
answers
520
views
60
votes
22
answers
2.4K
views
How do you change the size of figures drawn with Matplotlib?
How do you change the size of figure drawn with Matplotlib?
55
votes
13
answers
584
views
53
votes
11
answers
1.3K
views
How do I select rows from a DataFrame based on column values?
How can I select rows from a DataFrame based on values in some column in Pandas? In SQL, I would use: SELECT *
58
votes
16
answers
532
views
55
votes
23
answers
892
views
What does ** (double star/asterisk) and * (star/asterisk) do for parameters?
In the following method definitions, what does the * and ** do for param2? def foo(param1, *param2): def bar(
65
votes
7
answers
1.7K
views
Understanding Python super() with __init__() methods
I'm trying to understand the use of super(). From the looks of it, both child classes can be created,
52
votes
22
answers
1.7K
views
List changes unexpectedly after assignment. Why is this and how can I prevent it?
While using new_list = my_list, any modifications to new_list changes my_list every time. Why is this, and how
67
votes
17
answers
846
views
How to make function decorators and chain them together?
How can I make two decorators in Python that would do the following? @makebold @makeitalic def say(): retu
54
votes
29
answers
2.8K
views
How to iterate over rows in a DataFrame in Pandas
I have a DataFrame from Pandas: import pandas as pd inp = [{'c1':10, 'c2':100}, {'c1
54
votes
30
answers
1.6K
views
"Least Astonishment" and the Mutable Default Argument
Anyone tinkering with Python long enough has been bitten (or torn to pieces) by the following issue: def foo(a
59
votes
30
answers
1.4K
views
How do I pass a variable by reference?
The Python documentation seems unclear about whether parameters are passed by reference or value, and the foll
60
votes
21
answers
520
views
Convert bytes to a string
I'm using this code to get standard output from an external program: >>> from subprocess import