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What does “mro()” do?
...e at class initialization, and the result is stored in __mro__ -- see docs.python.org/library/… .
– Alex Martelli
Jan 6 '10 at 4:24
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Convert list to tuple in Python
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To add another alternative to tuple(l), as of Python >= 3.5 you can do:
t = *l, # or t = (*l,)
short, a bit faster but probably suffers from readability.
This essentially unpacks the list l inside a tuple literal which is created due to the presence of the sin...
How does python numpy.where() work?
...ome overhead. I've seen noticeable speed differences when working with the Python Pandas data structures and logically indexing very large columns. In those cases, if you don't need slicing, then take and where are actually better.
– ely
Oct 10 '12 at 17:54
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jquery's append not working with svg element?
...operations may fail.
HTML5 promises to let you use <svg> without an xmlns inside a plain HTML (text/html) document in the future. But this is just a parser hack(**), the SVG content will still be SVGElements in the SVG namespace, and not HTMLElements, so you'll not be able to use innerHTML ev...
Is there a difference between `continue` and `pass` in a for loop in python?
Is there any significant difference between the two python keywords continue and pass like in the examples
11 Answers
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How to switch between hide and view password
... can dynamically change the attributes of a TextView. If you would set the XML Atrribute android:password to true the view would show dots if you set it to false the text is shown.
With the method setTransformationMethod you should be able to change this attributes from code. (Disclaimer: I have n...
How to ignore the first line of data when processing CSV data?
I am asking Python to print the minimum number from a column of CSV data, but the top row is the column number, and I don't want Python to take the top row into account. How can I make sure Python ignores the first line?
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How do I get the path and name of the file that is currently executing?
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Update 2018-11-28:
Here is a summary of experiments with Python 2 and 3. With
main.py - runs foo.py
foo.py - runs lib/bar.py
lib/bar.py - prints filepath expressions
| Python | Run statement | Filepath expression |
|--------+---------------------+-----...
How to filter a dictionary according to an arbitrary condition function?
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Nowadays, in Python 2.7 and up, you can use a dict comprehension:
{k: v for k, v in points.iteritems() if v[0] < 5 and v[1] < 5}
And in Python 3:
{k: v for k, v in points.items() if v[0] < 5 and v[1] < 5}
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How to make a edittext box in a dialog
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Simplest of all would be.
Create xml layout file for dialog . Add whatever view you want like
EditText , ListView , Spinner etc.
Inflate this view and set this to AlertDialog
Lets start with Layout file first.
<?xml version="1.0" encoding="utf-8"?>...