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What is the 
 character?
...s the equivalent to \n -> LF (Line Feed).
Sometimes it is used in HTML and JavaScript. Otherwise in .NET environments, use Environment.NewLine.
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Join a list of items with different types as string in Python
...ou want a list of strings. You could instead keep it as a list of integers and only convert the integers to strings when you need to display them. For example, if you have a list of integers then you can convert them one by one in a for-loop and join them with ,:
print(','.join(str(x) for x in list...
Change a Django form field to a hidden field
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If you have a custom template and view you may exclude the field and use {{ modelform.instance.field }} to get the value.
also you may prefer to use in the view:
form.fields['field_name'].widget = forms.HiddenInput()
but I'm not sure it will protect ...
Returning redirect as response to XHR request
... original request led directly to a 200.
This has been both my experience and the behavior called out in the spec.
2016 Update: Time has passed, and the good news is that the new fetch() API is spec'd to offer finer-grained control of how redirects are handled, with default behavior similar to XHR...
Git mergetool generates unwanted .orig files
When I do a merge conflict resolution with Kdiff3 (and other merge tool I tried) I noticed that on resolution a *.orig file is created. Is there a way for it to not create that extra file?
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Unix's 'ls' sort by name
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I'm doing some android development on a Pidion device, and ls doesn't automatically sort, so this was very helpful! The only problem is that it looks like it sorts soft links but doesn't sort files, for some reason
– M...
Nested defaultdict of defaultdict
... answered Oct 4 '13 at 19:33
Andrew ClarkAndrew Clark
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Warning :-Presenting view controllers on detached view controllers is discouraged
...oller presentViewController:viewController animated:YES completion:nil];
And then in your modal view controller, when everything is finished, you can just call :
[self dismissViewControllerAnimated:YES completion:nil];
s...
When using the Java debugger in Intellij what does “Drop Frame” mean?
I was using the Java debugger within Intellij 8 and noticed a button labeled "drop frame", does anybody know what purpose this serves? How/why would this be used/useful?
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In Vim, how do I delete everything within the double quotes?
... things that work similar to " in this situation.
– Randy Morris
Jan 6 '11 at 21:38
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@funk-shun...