Top Tweets for #31DaysOfCode
I just completed my #31DaysOfCode challenge.π₯
Over the past month, I tackled some of the toughest topics in HTML, CSS, and JavaScript
Along the way, I built a project to apply what I learned, and itβs only fueled my curiosity for web development even more.
Onto the next! π
#31DaysOfCode
Day 31 - Web Storage
What I learned:
- The different technologies that store data in the browser
- Differences between localStorage and sessionStorage
- How browsers store data from websites in "buckets"
- How to retrieve and modify data on indexedDB API.
#31DaysOfCode
Day 30 - Prototype and Inheritance
What I learned:
- Difference between own and inherited properties.
- How the prototype chain works
- How objects share methods between each other without copying.
- Using 'this' in inherited methods
#31DaysOfCode
Day 29 - Web APIs
What I learned:
- API endpoints and resources
- HTTP methods (GET, POST, PUT, DELETE, PATCH)
- Status codes and their meanings
- Structure of requests & responses
- API authentication and authorization
- How to handle responses and errors
#31DaysOfCode
Day 27 - this binding
What I learned:
- How *this* works in a global scope (strict & non-strict mode)
- How *this* works inside object methods
- *this* in constructor functions and classes
- Arrow functions and how they inherit
*this*
- Using bind, call & apply
#31DaysOfCode
Day 27 - ES6 Features and Modules
What I learned:
- Using let and const for block-scoped variables
- Arrow functions
- Classes & constructors
- Benefits of modules
- How to structure files into modules
- Differences between named exports and default exports.
#31DaysOfCode
Day 26 - Async JS
What I learned:
- How JavaScript event loop works
- Callbacks and callback hell
- How to use promises (then, catch, finally)
- The async/await syntax
- Error handling in async code
- How fetch() and AJAX requests work
#31DaysOfCode
Day 25 - Closures & lexical scope
What I learned:
- How lexical scope determines variable access
- The difference between global, local, and block scope
- Debugging and visualizing closures in DevTools
- Using closures for private variables and encapsulation
#31DaysOfCode
Day 24 - Events handling
What I learned:
- How to listen for events on multiple elements.
- How event bubbling works in the DOM
- How to use event .target to detect what element triggered an event.
- How to improve code performance by reducing listeners.
#31DaysOfCode
Day 23 - DOM Manipulation
What I learned:
- How to select elements
- How to create, remove and edit nodes
- How to handle events and user actions.
- How to work with forms and user input
- How to measure elements and scroll positions.
- How to use APIs
#31DaysOfCode
Day 20 - Building a single page website project (pt. i)
- I mapped out the sections of the website(Hero, About, etc.)
- I explored design inspiration on Dribbble
- I picked suitable colors and themes for dark/light mode
- Finalized a layout for desktop & mobile
#31DaysOfCode
Day 18 - CSS Optimization
What I learned:
- Reducing the complexity of selectors
- Using variables & custom properties to avoid repetition
- Avoid unnecessary media queries
- Using fluid layouts and container queries efficiently
- Also learned about INP and CNS
#31DaysOfCode
Day 17 - Dark Mode
What I learned:
- How to use custom variables to change theme values easily.
- How to use prefers-color-scheme media query to detect users' preference
- How to toggle themes using JavaScript
It was cool playing around with different themes.
#31DaysOfCode
Day 15 - CSS Animations
What I learned:
- How to create an animation sequence.
- The various animation properties.
- Setting animation sequence using the keyframe at-rule.
- The difference between transition and animation.
- How to use animation events.
#31DaysOfCode
Day 14 - Responsive Design
What I learned:
- Mobile-first and desktop-first design strategies.
- How to write queries based on screen width/height.
- Flexible media.
- How to scale font sizes to maintain readability across devices.
- Best practices for RWD.
#31DaysOfCode - Rest Day
Iβve been pushing myself hard these past few days, learning something new every single day. Itβs been fun, stressful, and definitely worth it.
I decided to take a break and relax today with The Ron Clark Story and Tenet
I'll be back to learning tomorrow
#31DaysOfCode
Day 13 - CSS variables & calc()
What I learned:
- How to declare custom properties
- How variables respect inheritance and specificity
- How to use the property at-rule
- How to use the calc() function
- How to combine variables and the calc() function.
#31DaysOfCode
Day 12 - Advanced Selectors
What I learned:
- The different combinators & separators (>, +, ~, *)
- Some of the most used pseudo classes and how to use them (:hover, :active, :not(), :last-child())
- How to use pseudo elements like ::after, ::before, ::first-line
#31DaysOfCode
Day 11 - Specificity
What I learned:
- The selector weight categories (ID > Class > Type)
- How the !important flag and inline styles override normal rules
- How to calculate specificity (1-0-0 for an ID)
- How to handle specificity issues (nesting, inheritance)
#31DaysOfCode
Day 10 - Grid
What I learned:
- Grid container (Parent) properties and their values.
- Grid item (Child) properties and their values.
- Sizing functions (minmax(), auto-fit,auto-fill)
- How subgrid works.
- I practiced using CSS Grid Garden.
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