HTML
Page structure, tags, lists, tables, forms, semantic HTML and accessibility basics.
CSS
Selectors, box model, spacing, flexbox, grid, responsive design and useful properties.
JavaScript
Variables, data types, functions, arrays, objects, DOM, events and modern JavaScript basics.
Python
Syntax, variables, conditions, loops, functions, lists, dictionaries and beginner practice.
C Programming
Data types, operators, conditions, loops, arrays, functions and core C programming concepts.
Linux
Essential terminal commands, file navigation, permissions, processes and useful security commands.
Networking
TCP/IP, ports, DNS, HTTP/HTTPS, network devices and common networking fundamentals.
Cybersecurity
CIA triad, authentication, hashing, threats, phishing, malware, firewalls and security basics.
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Quick Revision
Each note focuses on the most useful concepts, syntax and commands first.
Practical Focus
Examples are kept short so you can test concepts while learning.
Beginner Friendly
Simple explanations with English + Hinglish style where it helps understanding.