JavaScript: The Language Powering the Modern Web
JavaScript: The Language Powering the Modern Web JavaScript is one of the most essential technologies in…
C# Programming: A Beginner-Friendly Introduction
C# (pronounced “C-sharp”) is a modern, object-oriented programming language developed by Microsoft. It is widely used…
XML: The Foundation of Structured Data Exchange
XML: The Foundation of Structured Data Exchange In a world driven by data, structured information is…
Python: The Versatile Language Powering Modern Development
Python: The Versatile Language Powering Modern Development Python has become one of the most influential programming…
Visual Studio Code Explained: Why VS Code Is the Developer’s Favorite Editor
In modern software development, the choice of editor can significantly impact productivity. Among all available tools,…
GitHub Explained: The Backbone of Modern Software Development
In today’s development landscape, collaboration, version control, and transparency are essential. Whether you’re working solo or…
Docker Explained: What It Is and Why It Matters for Modern Development
In modern software development, consistency across environments is critical. Applications must run reliably on a developer’s…
Ubuntu: The Open-Source Operating System Powering Developers Worldwide
Ubuntu is one of the most popular Linux distributions in the world. Known for its stability,…
What Is YAML? A Developer-Friendly Guide
YAML is a human-readable data serialization format widely used for configuration files, automation workflows, and infrastructure…
What Is JSON? A Practical Guide for Developers
JSON (JavaScript Object Notation) is one of the most widely used data formats in modern software…
Docling – Turning Documents into Structured Data for AI Workflows
In the age of AI and automation, unstructured documents are everywhere — PDFs, scanned files, Word…
Continue and Ollama: Building a Powerful Local AI Coding Stack
Modern software development is rapidly changing thanks to AI-assisted coding tools. While many developers rely on…
The Odin Project: A Free, Open-Source Path to Becoming a Web Developer
The Odin Project is a free and open-source learning platform focused on teaching web development from…
GitHub: The Foundation of Modern Software Development
Modern software development is built on collaboration, transparency, and automation. At the center of this ecosystem…
Android permission
You declare the permissions your app requires in the AndroidManifest.xml using the .. <uses-permission> element. To…
Bound service
Started services are great for background operations, but what if you need a service that’s more…
AsyncTask
An AsyncTask lets you perform operations in the background. When they’ve finished running, it then allows…
changeCursor()
Cursors don’t automatically keep trac of whether the underlying data in the dabase has changed. So…
Database cursor
A cursor lets you read from and write tot the database.Youe specify what data you want…
SQLite database
Android stores data in SQLite database. Why SQLite? Its lightweightSQLite database is just a file. When…
ListView
The most basic way to connect items to a ListView (static data) res/values/strings.xml The ListView in…
About inheritance
Simple rules for building a better inheritance design. DO use inheritance when one class is a…
Using IS-A and HAS-A
Remember that when one class inherits from another, we say that the subclass extends the superclass.…
Developing a Class
An example how to design classes… Figure out what the class is supposed to do List…
Extreme Programming
XP emerged in the late 90’s and has been adopted by many Developers. The thrust of…
Parameter and arguments
A method uses parameters. A caller passes arguments. Arguments are the things you pass into the…