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CKEditor instance already exists
... AJAX). On some forms I am using a CKEditor for the textareas. The editor displays fine on the first load.
32 Answers
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When to use StringBuilder in Java [duplicate]
It is supposed to be generally preferable to use a StringBuilder for string concatenation in Java. Is this always the case?
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Mapping over values in a python dictionary
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There is no such function; the easiest 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...
How to get POSTed JSON in Flask?
...JSON. I do the POST with the Postman Chrome extension, and the JSON I POST is simply {"text":"lalala"} . I try to read the JSON using the following method:
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SQL select join: is it possible to prefix all columns as 'prefix.*'?
I'm wondering if this is possible in SQL. Say you have two tables A and B, and you do a select on table A and join on table B:
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How can I extract audio from video with ffmpeg?
...oding:
ffmpeg -i input-video.avi -vn -acodec copy output-audio.aac
-vn is no video.
-acodec copy says use the same audio stream that's already in there.
Read the output to see what codec it is, to set the right filename extension.
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Find a value anywhere in a database
Given a #, how do I discover in what table and column it could be found within?
18 Answers
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Get OS-level system information
...d up being run on many different platforms, but primarily variants of Solaris, Linux and Windows.
16 Answers
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Collection was modified; enumeration operation may not execute
I can't get to the bottom of this error, because when the debugger is attached, it does not seem to occur.
15 Answers
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How to do case insensitive string comparison?
How do I perform case insensitive string comparison in JavaScript?
22 Answers
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