Python Virtual Environment: How to Create One with venv and pip
A virtual environment gives each project its own packages. Learn to create one with venv, install with pip,…
Category
Backend Development
These backend development guides cover the parts users never see: data, queues and services. Most posts compare two options and explain when each wins.
For example, SQL vs NoSQL and Kafka vs RabbitMQ help with common choices. Also, monolith vs microservices tackles the biggest one. Language series live in the Java, Python and Node.js sections below.
149 articles
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Enums in Java: From Basics to EnumSet and EnumMap
Executive Summary: Java enums define a fixed set of singleton constants that can carry fields, constructors, and per-constant…
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Fetch API And Store To JSON File In WordPress Every 15 Minutes
In this previous post we managed to fetch the endpoint and store the response in a JSON file…
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What Is Python Used For? Uses, Strengths, and When to Choose It
Python runs web APIs, data pipelines, automation scripts, and machine learning systems. Here is where it fits, where…
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Abstract Classes vs Interfaces in Java
Executive Summary: Use an abstract class when related classes share state or a fixed workflow, and an interface…
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The Object Class: equals, hashCode, toString, and clone
Executive Summary: Every Java class inherits equals, hashCode, toString, and clone from Object, and the defaults use identity.…
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Inheritance and Polymorphism in Java
Executive Summary: In Java, a subclass inherits from its parent, can override its methods, and runs the overridden…
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Encapsulation, Access Modifiers, and Packages in Java
Executive Summary: Encapsulation in Java means keeping fields private and exposing behavior through methods that enforce the object’s…
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Java Constructors and the this Keyword: Building Objects That Start Valid
Executive Summary: Java constructors initialize objects at creation, and good ones make invalid objects impossible. I cover classes…
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Gradle for Java Projects: Builds, Tasks, and Kotlin DSL
Executive Summary: Gradle builds Java projects from a build.gradle.kts file using plugins, repositories, dependencies, and a toolchain that…
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Permalink Issues & Fixes in Local WordPress Development
In the world of web development, WordPress is a popular platform that powers millions of websites across the…
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Practice: Build a Number Guessing Game in Java
Executive Summary: This beginner project builds a Java number guessing game with Random, a Scanner input loop, replay,…
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Maven for Java Projects: From pom.xml to Build Lifecycle
Executive Summary: Maven builds Java projects from a pom.xml that declares coordinates, dependencies, and plugins. I cover transitive…
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