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Tag: python

Changing the size of bootstrap cards in a Django project?

HTML April 11, 2021

I’m working on a simple Django project with bootstrap. I have a set of cards being displayed on a page, and the cards are showing just fine (Don’t mind the place holder images). I’ve been reading the …

Django db one of 2 foreign keys doesn’t return an object

DBMS April 11, 2021

In MySQL I have 3 tables: Client, Room and ClientRoom,which points on two previous tables. — —————————————————– — Table `client` — ——————————–…

Remove duplicates and keep top two values based on column

Python April 11, 2021

I have dataframe that looks like this: parent_id child_id score 0 98 2.6 1 15 1.8 2 98 2.3 3 98 2.7 4 18 3.2 5 …

Combine multiple row pandas if met NaN Values and lowercase in 2 cell

Python April 11, 2021

My problem are i want to make them as single row. But, it only conditionally when it met lowercase under the row in Xlabel. on another side, multiple rows are shrinked make Ylabel only with NaN values …

Returns a boolean value for whether any two distinct numbers in an array add up to an interger

Python April 11, 2021

I’m practicing Python, I want to write a function which takes an array of integers x, and an integer y,and returns a boolean value for whether any two distinct numbers in x add up to y, for example: …

What is the fastest way to filter over 2.5gb Json file?

Python April 11, 2021

I have 2.5 GB of JSON file with 25 columns and about 4 million rows. I try to filter the JSON with the following script it takes at least 10 minutes. import json product_list = [‘Horse’,’Rabit’,’Cow’…

Pandas dataframe column forward fill from first non-zero value

Python April 11, 2021

I am looking to forward fill specific dataframe columns from first non-zero value and I further want to do this for each group. df = pd.DataFrame(np.array([[1, 0, 0], [1, 5, 1], [1, 8, 0],[2, 4, 0],[2,…

Insert a row on the Dataframe at the bottom and calculate the sum

Python April 11, 2021

I have a dataframe which has many columns, I want to insert a new row to calculate the sum of the last 2 columns. I tried to use concat function but doesnt works. It add a new column not a new row. Is …

hello communityof stackoverflow, my question is about python

Python April 11, 2021

to import the absolute path from my laptop I type: import os print(os.getcwd()) he gives me the path no problem, but when I create a Document “ayoub.txt” in the path absolute, and I #call …

Compare 2 datasets on multiple column criteria and find missing rows

Python April 11, 2021

I’m willing to compare two datasets: First: Partner Type Power Price Partner1 Buy 1 15.975 Partner1 Buy 1 18.025 Partner1 Buy 1 18.025 Partner1 Buy 1 18.025 Partner1 Buy 1 18.025 Partner1 Sell …

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