Mrunal Jagtap

Learn in Public || Learning Web Development 🌐 || Practicing DSA 🧠
#100DaysOfCode 🚀

[Mrunal Jagtap @MrunalJagtap3]

Day 51/100 Completed ✅ #100DaysOfCode
🏗️ Project (Airbnb Clone):
• Applied MVC architecture (models, views, controllers)
• Refactored listings, reviews & users
• Image upload + cloud storage
• Stored & displayed images🚀
#NodeJS #MongoDB #MVC #BuildInPublic

[Mrunal Jagtap @MrunalJagtap3]

Day 49–50/100 ✅ #100DaysOfCode
🏗️ Project (Airbnb Clone):
• Sessions, cookies & connect-flash
• Stored session data & used res.locals
• Auth basics: hashing, salting, Passport setup
• Signup/Login flowLearning how real auth systems work🔐#NodeJS #Backend #BuildInPublic

[Mrunal Jagtap @MrunalJagtap3]

Day 48/100 Completed ✅ #100DaysOfCode

🏨 Project (Airbnb Clone):
• Used Express Router & restructured routes
• Organized listings & reviews
• Learned cookies, signed cookies & cookie-parser
Making backend more modular & secure 🔐
#NodeJS #ExpressJS #Backend #BuildInPublic

[Mrunal Jagtap @MrunalJagtap3]

Day 47/100 ✅ #100DaysOfCode
🏨 Project (Airbnb Clone):
• Review system (model, create, render, delete)
• Validation for reviews
• Mongoose middleware & deletion handling
🧠 DSA: solved 2 problems
#NodeJS #MongoDB #DSA #BuildInPublic

[Mrunal Jagtap @MrunalJagtap3]

Day 46/100 Completed ✅ #100DaysOfCode
🗄️ DB Relationships:
• One-to-One, One-to-Many, One-to-Few
• Practical implementation in MongoDB
• Used populate to link & fetch related data
🧠 2 Dsa problem solved
#MongoDB #Backend #DSA

[Mrunal Jagtap @MrunalJagtap3]

Day 45/100 Completed ✅ #100DaysOfCode
🏗️ Project (Airbnb Clone):
• Client-side form validation
• Custom error handling + wrapAsync
• Error page (EJS)
• Schema validation
🧠 DSA: solved 1 problem 🚀
#NodeJS #DSA #WebDev #LeetCode

[Mrunal Jagtap @MrunalJagtap3]

Day 44/100 Completed ✅ #100DaysOfCode
⚙️ Backend: error handling in Express
• Custom error class
• Async error handling (try-catch, wrapAsync)
• Mongoose errors

#NodeJS #ExpressJS #Backend

[Mrunal Jagtap @MrunalJagtap3]

Day 43/100✅#100DaysOfCode
🧠 4 DSA Qs:
• Find All- Duplicates in an Array And Numbers Disappeared in an Array
• Find Unique Binary String
• The Two Sneaky Numbers of Digitville
⚙️ Backend
• Middlewares, next& app.use()
• Utility middleware & chaining🚀
#DSA #BuildInPublic

[Mrunal Jagtap @MrunalJagtap3]

Day 42/100 Completed ✅ #100DaysOfCode
🏗️ Airbnb Clone Progress
🔹 Built UI boilerplate (Navbar, Footer)
🔹 Styled main pages (Index, New, Edit, Show listings)
🔹 Improved overall layout & user experience🚀
#NodeJS #WebDev #Frontend #BuildInPublic

[Mrunal Jagtap @MrunalJagtap3]

Day 41/100 Completed ✅ #100DaysOfCode
🏗️ Started building an Airbnb clone
🔹 Backend setup + DB initialization
🔹 Designed listing model & added sample data
🔹 Implemented basic CRUD routes :Create, Read, Update, Delete
🧠Solved 2 DSA Pbs
#NodeJS #MongoDB #Backend #BuildInPublic

[Mrunal Jagtap @MrunalJagtap3]

Day 39 & 40 progress 🚀
✔ Backend with Node.js: Express, REST & CRUD routes
✔ Worked with SQL (tables, queries, Node + SQL integration)
✔ Explored MongoDB: inserts, queries, updates & deletes💻
#100DaysOfCode #Backend #NodeJS #SQL #MongoDB

[Mrunal Jagtap @MrunalJagtap3]

Day 38/100 Completed ✅ #100DaysOfCode
🔹 Backend (Node + Express):
REST & CRUD, RESTful APIs, routing (index/show/create/edit/update/delete), redirects & UUIDs
#Backend #NodeJS #ExpressJS #APIs

[Mrunal Jagtap @MrunalJagtap3]

Day 37/100 Completed ✅ #100DaysOfCode
🔹 DSA : Solved linked list deletion problems
– Remove nodes from linked list
– Delete a node
– Delete nodes present in an array
– Remove linked list elements
Focused on pointer logic & edge cases 🧠
#DSA #LinkedList #LeetCode #CodingJourney

[Mrunal Jagtap @MrunalJagtap3]

Day 36/100 ✅ #100DaysOfCode
🔹 Started SQL: databases, SQL vs NoSQL, tables, queries, keys & constraints
🔹 Created first database & tables, practiced SELECT/INSERT
🔹 Revised JavaScript concepts
🔹 Solved a few DSA questions for revision
#SQL #WebDev #DSA #JavaScript #Learning

[Mrunal Jagtap @MrunalJagtap3]

@LessonsFromProd Thanks a lot 🙌
Always looking to do better!!🚀

[Mrunal Jagtap @MrunalJagtap3]

Day 35/100 ✅ #100DaysOfCode
🧠 DSA:
• Swapping Nodes in a Linked List
• Swap Nodes in Pairs
• Minimum Operations to Reduce X to Zero
🎮 JavaScript Project:
Built a Tic-Tac-Toe game using DOM, events, and game logic
Building+solving 🚀
#DSA #JavaScript #WebDev #BuildInPublic

[Mrunal Jagtap @MrunalJagtap3]

Day 36/100 Completed ✅ #100DaysOfCode
🧠 DSA (Linked Lists):
• Add Two Numbers – simulated digit-by-digit addition using linked lists with carry handling
• Add Two Numbers II – handled forward-order digits using stack/reversal approach

#DSA #LeetCode #CodingJourney 🚀🧠

[Mrunal Jagtap @MrunalJagtap3]

Day 34/100 Completed ✅ #100DaysOfCode
🧠 DSA solved:
• Minimum Operations to Reduce X to Zero – sliding window
• Maximum Points You Can Obtain from Cards – prefix/suffix window
🎮 JavaScript: building a Tic-Tac-Toe game
#DSA #LeetCode #ProblemSolving 🚀

[Mrunal Jagtap @MrunalJagtap3]

Day 33/100 Completed ✅ #100DaysOfCode
🔹 Backend + JS OOP:
• GET & POST requests, handling POST data
• JS OOP revision: prototypes, factory functions
• new operator, classes & inheritance
#JavaScript #NodeJS #BackendDev 🚀🧠

[Mrunal Jagtap @MrunalJagtap3]

Day 32/100 Completed ✅ #100DaysOfCode
🔹 Backend (Node + EJS):
• Templating basics, views & interpolation
• Passing data, conditionals & loops
• Includes, static files, mini Instagram clone
#NodeJS #EJS #BackendDev 🚀🧠