filter Archives - IT Nursery

Programming, Python

IT Nursery

How can I filter a date of a DateTimeField in Django?

I am trying to filter a DateTimeField comparing with a date. I mean: MyObject.objects.filter(datetime_attr=datetime.date(2009,8,22)) I get an empty queryset list as an answer ...

May 30, 2022
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Programming, Python

IT Nursery

Efficient way to apply multiple filters to pandas DataFrame or Series

I have a scenario where a user wants to apply several filters to a Pandas DataFrame or Series object. Essentially, I want to ...

May 29, 2022
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MySQL, Programming

IT Nursery

how to customize `show processlist` in mysql?

I want to order by Time,but seems no way to do that ? mysql> show processlist; +--------+-------------+--------------------+------+---------+--------+----------------------------------+------------------------------------------------------------------------------------------------------+ | Id | User | Host ...

May 28, 2022
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How to filter keys of an object with lodash?

I have an object with some keys, and I want to only keep some of the keys with their value? I tried with ...

May 26, 2022
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Limit the length of a string with AngularJS

I have the following: <div>{{modal.title}}</div> Is there a way that I could limit the length of the string to say 20 characters? And ...

May 25, 2022
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How to filter a dictionary according to an arbitrary condition function?

I have a dictionary of points, say: >>> points={'a':(3,4), 'b':(1,2), 'c':(5,5), 'd':(3,3)} I want to create a new dictionary with all the points ...

May 21, 2022
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Filter rows which contain a certain string

I have to filter a data frame using as criterion those row in which is contained the string RTB. I’m using dplyr. d.del ...

May 20, 2022
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How to make Regular expression into non-greedy?

I’m using jQuery. I have a string with a block of special characters (begin and end). I want get the text from that ...

May 20, 2022
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How to filter an array from all elements of another array

I’d like to understand the best way to filter an array from all elements of another one. I tried with the filter function, ...

May 20, 2022
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