DeveloperLoad - DeveloperLoad

Get the running unique count of items till a give date, similar to running total but instead a running unique count

I have a table with user shopping data as shown below I want an output similar to running total but instead I want the running total of the count of unique cat

Pandas loop through Excel sheets and append to df

I am trying to loop through an Excel sheet and append the data from multiple sheets into a data frame. So far I have: master_df = pd.DataFrame() for sheet i

Xcode Swift Package Manager error - The repository could not be found

I can't find any SO questions regarding this, but I've run into this problem twice. Basically when I'm trying to add a new package via SPM, I sometimes get the

in heroku nodemon app crash when i am trying to run the server.heroku logs --tail this error showing node/internalmodule/cjsloader936

GITHUB LINK - https://github.com/sc43412/ecomerce-api.git enter image description here demon] app crashed - waiting for file changes before starting... 2022-03-

ProxySQL - Different MySQL servers

I wanted to use ProxySQL to manage two groups of servers that would have different databases, how could this be done? Example: X instance group Write server 1 R

Add a hash/pound symbol as the first character in a git commit message in vim

GitHub (probably, wrongly) uses #'s when referring to GitHub issues. So I would like to add a commit message that refers to the issue on the first line. e.g.

Possible to create a matrix of INPUTs using CSS and a TABLE?

Let's say we want to make a tic-tac-toe game. Is in possible with three TRs, each with only one TD containing three INPUTs? Or does each TR require three TDs, e