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How can I read multiple csv files into R at once and know which file the data is from?

I want to read multiple csv files into R and combine them into one large table. I however need to a column that identifies which file each row came from. Basica

Finding the minimum result of a list of results

Is there a code to define / sort through lists?

Any boto3 sns methods for adding subscribers into a topic etc

I am looking to build a lambda script, where I will be able to: List all the SNS topics that I have currently Compare with a list/database/table to see if any t

how to control snake with only two keys i.e left and right

currently, i'm using all four keys to steer the snake left, right, up and down. I'm wondering how can i only use left and right key to move the snake around.

How to Run Pytest On If Else Statement?

I successfully run Pytest for calculate_bmi function, but failed to run Pytest for bmi_index function. May I know how to run Pytest for bmi_index function? def

I want to create a synthetic dataframe with two variables with repeat observations

I have to create a synthetic dataset with multiple variables and >50 observations. I have selected to create a synthetic data for an oil field which has 10 w

Illustrator script (or action) to make 1 random layer visible per group

Similar to this question but with adobe Illustrator: Photoshop action to make 1 random layer visible within each group I want to use an illustrator script (or a