nifty | Numerical computing in Swift – for Linux and macOS | Math library

I am trying to scrape data from a website using Selenium, I am able to send values but not receiving the result to start scraping. The program is also not throwing any errors. Here's the reproducible code:

APIs:

1. https://www.nseindia.com/api/option-chain-indices?symbol=NIFTY
2. https://www.nseindia.com/api/option-chain-indices?symbol=BANKNIFTY

API Call Method:

I'm trying to import a .csv to refill and complete many forms, rather than having to fill and create them one by one. I've followed a pretty nifty tutorial here:https://www.youtube.com/watch?v=W8pohTautj8 which has been really helpful. I then tweaked it for nested resources by this post here: https://gorails.com/forum/import-a-csv-with-associations

So far so good. I then made a few final tweaks to get where I was having issues with Authenticity tokens, NilClass errors and now I'm getting wrong number of arguments. All the stack overflow posts that also present this error that I've seen haven't been able to help.

Here's the code:

controller

I recently started using PowerShell and found some nifty tricks (thank you stacko) for adding text to each file in a folder. Pretty cool indeed. But now instead of inserting text as markers to each file, how would one copy the filename itself and paste it as the first line of the file, and do the same for all the files in that folder? Thank you.

C:\Users\name\Documents\folder1\> get-childitem -filter "*.txt" | foreach {"r n---beginning---" + (get-content $_.fullname -raw) | out-file $_.fullname }

I found this nifty code on github (https://github.com/labreumaia/longtable.stargazer/blob/master/longtable.stargazer.R) that combines stargazer and longtable:

How to backtest Strategy in pine script more than a year?

I have strategy for nifty in 5 mins chart. when I am running it, it shows result only for last 100 days.. previous data not visible in the chart.

but, if I keep chart time frame more than 5 mins data (candles) come more than that, more time frame more dates back shows.. but my strategy works in 5 mins. I would like to test it for last two / five years.. How to do it?

I'm trying to rotate material-ui icon using css property animation but not getting the desired result. Can somebody please help me identify what's going wrong here?

https://codesandbox.io/s/nifty-nightingale-v8sqh?file=/App.tsx

my expectation is a continuous rotating icon.

I came across this really nifty and handy command

Iam new to python, I scraping a table from website using pandas and saving it as a csv file and running the code in a loop every 60 seconds. I want the file name to be different or numbered every time the loop runs. I have tried the below