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Update a dataframe in pandas while iterating row by row
I have a pandas data frame that looks like this (its a pretty big one)
8 Answers
8
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Use jQuery to change an HTML tag?
...s many elements in as many ways...
Example usage:
keep existing class and attributes:
$('div#change').replaceTag('<span>', true);
or
Discard existing class and attributes:
$('div#change').replaceTag('<span class=newclass>', false);
or even
r...
How to get the index of an item in a list in a single step?
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EDIT: If you're only using a List<> and you only need the index, then List.FindIndex is indeed the best approach. I'll leave this answer here for those who need anything different (e.g. on top of any IEnumerable<>).
Use the overload of Select which takes...
How to configure Ruby on Rails with no database?
...ent need for a database. I know I could create an empty database in MySQL and go from there, but does anyone know a better way to run Rails without a database?
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Check whether a cell contains a substring
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might be worth it to note that this i case insensitive, and if you want to match case, you should use FIND() in place of SEARCH()
– Code Jockey
Sep 11 '14 at 15:19
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How to create a directory if it doesn't exist using Node.js?
...rectory if it doesn't exist.
It should have full permission for the script and readable by others.
17 Answers
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Why does sed not replace all occurrences?
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You have to put a g at the end, it stands for "global":
echo dog dog dos | sed -r 's:dog:log:g'
^
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How do I view the SQL generated by the Entity Framework?
...nternalQuery as (System.Data.Entity.Internal.Linq.InternalQuery<T>), and only then, use ToTraceString()
– itsho
Jul 8 '14 at 11:20
9
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How to hide soft keyboard on android after clicking outside EditText?
... You can write a method that iterates through every View in your activity, and check if it is an instanceof EditText if it is not register a setOnTouchListener to that component and everything will fall in place. In case you are wondering how to do that, it is in fact quite simple. Here is what you ...
django MultiValueDictKeyError error, how do I deal with it
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Use the MultiValueDict's get method. This is also present on standard dicts and is a way to fetch a value while providing a default if it does not exist.
is_private = request.POST.get('is_private', False)
Generally,
my_var = dict.get(<key>, <default>)
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