RecyclerView and Adapters in Android. Compare ListView vs RecyclerView, create custom item layouts, and bind data dynamically with ListAdapter, DiffUtil, and click handlers. Why RecyclerView? RecyclerView is the modern, flexible list/grid component that reuses (recycles) item views for smooth scrolling…
JavaScript event handling (click, keyup, submit), real-time form validation, and accessible error messages. Includes a complete login form with JS validation. Introduction Web apps feel “alive” when they react to user actions. In this lecture you’ll learn how to listen…
HTML (HyperText Markup Language) is the foundation of every web page. It defines the structure and content of a website like the bones of a body. In this lecture, you’ll learn: 1. Basic Structure of an HTML Document Every HTML…
Build the CPU from the ground up: ISA choices, RTL register transfers, single-cycle datapath, and hardwired vs microprogrammed control with examples. ISA vs Microarchitecture (what vs how) Register Transfer Level (RTL) Basics Registers: PC, general-purpose register file (e.g., 32 ×…
CSS (Cascading Style Sheets) controls how web pages look and feel colors, spacing, layout, and typography. In this lecture we’ll learn the three ways to add CSS, how selectors work, how to style with colors and fonts, how the box…
Mobile Computing means accessing data, applications, and services through portable devices like smartphones, tablets, and wearables anywhere, anytime.It allows wireless communication and processing using Wi-Fi, Bluetooth, and cellular networks. Example: There is a deep relation between mobile computing and web…