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Python dictionary from an object's fields
Do you know if there is a built-in function to build a dictionary from an arbitrary object? I'd like to do something like this:
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Changing all files' extensions in a folder with one command on Windows
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One way to make this work recursively is with the FOR command. It can be used with the /R option to recursively apply a command to matching files. For example:
for /R %x in (*.txt) do ren "%x" *.renamed
will change all .txt extensions to .renamed recursively, starting in the current directory...
What does character set and collation mean exactly?
I can read the MySQL documentation and it's pretty clear. But, how does one decide which character set to use? On what data does collation have an effect?
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How can I sort generic list DESC and ASC?
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With Linq
var ascendingOrder = li.OrderBy(i => i);
var descendingOrder = li.OrderByDescending(i => i);
Without Linq
li.Sort((a, b) => a.CompareTo(b)); // ascending sort
li.Sort((a, b) => b.CompareTo(a)); // descending sort
Note that without Linq, ...
Add new row to dataframe, at specific row-index, not appended?
The following code combines a vector with a dataframe:
4 Answers
4
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“is” operator behaves unexpectedly with integers
Why does the following behave unexpectedly in Python?
11 Answers
11
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See line breaks and carriage returns in editor
Does anyone know of a text editor on Linux that allows me to see line breaks and carriage returns? Does Vim support this feature?
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python tuple to dict
For the tuple, t = ((1, 'a'),(2, 'b'))
dict(t) returns {1: 'a', 2: 'b'}
6 Answers
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how to draw directed graphs using networkx in python?
...e some nodes coming from a script that I want to map on to a graph. In the below, I want to use Arrow to go from A to D and probably have the edge colored too in (red or something).
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Parse date string and change format
I have a date string with the format 'Mon Feb 15 2010'. I want to change the format to '15/02/2010'. How can I do this?
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