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Mapping over values in a python dictionary
... way to do this is to use a dict comprehension:
my_dictionary = {k: f(v) for k, v in my_dictionary.items()}
In python 2.7, use the .iteritems() method instead of .items() to save memory. The dict comprehension syntax wasn't introduced until python 2.7.
Note that there is no such method on lists ...
How to get POSTed JSON in Flask?
...None here.
You need to set the request content type to application/json for the .json property and .get_json() method (with no arguments) to work as either will produce None otherwise. See the Flask Request documentation:
This will contain the parsed JSON data if the mimetype indicates JSON (a...
Calculating text width
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This worked better for me:
$.fn.textWidth = function(){
var html_org = $(this).html();
var html_calc = '<span>' + html_org + '</span>';
$(this).html(html_calc);
var width = $(this).find('span:first').width();
...
Is there a way to run Python on Android?
We are working on an S60 version and this platform has a nice Python API..
23 Answers
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Open multiple Eclipse workspaces on the Mac
How can I open multiple Eclipse workspaces at the same time on the Mac?
19 Answers
19
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Find and Replace Inside a Text File from a Bash Command
What's the simplest way to do a find and replace for a given input string, say abc , and replace with another string, say XYZ in file /tmp/file.txt ?
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A reference to the dll could not be added
When I add a .dll file as a reference in C# application it shows an error :
17 Answers
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What does “Auto packing the repository for optimum performance” mean?
I'm having a problem with my git repo. For the last couple of days whenever I do a push to the server I get this message: "Auto packing the repository for optimum performance", and it does not seem to go away and return the shell.
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How can I run an external command asynchronously from Python?
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subprocess.Popen does exactly what you want.
from subprocess import Popen
p = Popen(['watch', 'ls']) # something long running
# ... do other stuff while subprocess is running
p.terminate()
(Edit to complete the answer from comments)
The Popen instance can do various other things like y...
Python memory leaks [closed]
...g-running script which, if let to run long enough, will consume all the memory on my system.
9 Answers
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