rajkishancode

				preview one month ago.
				manufacturing_date_input  [correct]  - 2025-06
				manufacturing_date [wrong]  - July 2025
				-----------------				
				2. manufacturing_date : "January 2025"   ->  and uic : "290.10.901"  [which is correct]
				   but on preview and print changing to one month back like December 2024
				   
				---------------Printer bug------------------------------------------
				we were converting a local date to UTC using toISOString().
				Because of timezone offset, midnight shifted to previous day in UTC,

rajkishancode

#to add authorised domains after deploying react app on vercel etc

Firebase console > select your project > select Authentication on left side > select settings tab > scroll down in domain section
you will find Authorized domains > add the vercel domain and save. 

rajkishancode

vanillaJS + Redux                 |       useReducer + useContext                            |   React + Redux
                                  |                                                          |
 reducerFn                        |      reducerFn                                           |   reducerFn                                
                                  |                                                          |
 store                            |      context                                             |   store
                                  |                                                          |
subscribe                         |      context.provider                                    |   Redux provides Provider
                                  |                                                          |   
reading state--> getState()       |      useContext                                          |   useSelector
                                  |                       

rajkishancode

 
				   System design of a frontend .
					design frontend for google docs,google calendar,instagram,twitter.
					
					high level system design and low level system design
					
					
					what tech stack you are using - are you using react,parcel,graphql,redux etc
					what css framework you will use? ant ui?tailwind css? chakra ui?
					in HLD , how you will you manange auth,what libraries you will use,etc.

rajkishancode

- Typescript is basically extension or superset of javascript. 
  Since javascript is loosely typed language, typescript enforces
  the strict use of types and make it strictly type language.

- Typescript extend javascript and improves developer experience.
- It enables developer to add type safety to their project.

rajkishancode

The closure is a collection of all the variables in scope at the time of creation of the function.[blog link](https://medium.com/dailyjs/i-never-understood-javascript-closures-9663703368e8)

rajkishancode

Question to build main character energy:
If you were the main character in a movie of your life, what would the audience be screaming at you to do right now?

We've all been there...

We're watching a movie or reading a book and the main character is clearly off course. We start to feel that internal urge to scream at them:

"No, don't open that door!"
"Drive to the airport, don't let her go!"
"Forget about him, you have bigger things ahead!"

rajkishancode

Review checklist

General

1. Does the code work?
2. Description of the project status is included.
3. Code is easily understand.
4. Code is written following the coding standarts/guidelines (React in our case).
5. Code is in sync with existing code patterns/technologies.
6. DRY. Is the same code duplicated more than twice?