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The Dominant Programmer
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The Dominant Programmer

Resources and tutorials for programmers' advanced learning journey. Advanced tracks in Java, Python, and C#. Blog: https://blog.csdn.net/badao_liumang_qizhi

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Recent Articles

Latest from The Dominant Programmer

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The Dominant Programmer
The Dominant Programmer
Feb 9, 2023 · Cloud Native

Step-by-Step Docker‑Compose Guide to Deploy a SpringBoot‑Vue‑Redis‑MySQL Stack

This article walks through installing Docker and Docker‑Compose, creating a project directory, writing a docker‑compose.yml that defines Redis, MySQL, Nginx, Java, and a file‑preview service, configuring each container, and using docker‑compose commands to build, start, monitor, and manage the full SpringBoot‑Vue application stack.

Docker ComposeMySQLNginx
0 likes · 12 min read
Step-by-Step Docker‑Compose Guide to Deploy a SpringBoot‑Vue‑Redis‑MySQL Stack
The Dominant Programmer
The Dominant Programmer
Feb 9, 2023 · Backend Development

Simplify Java Bean Mapping with MapStruct: A Step‑by‑Step Guide

This article explains how to replace repetitive getter/setter code with MapStruct by showing dependency setup, defining source and target classes, creating mapper interfaces with @Mapping annotations, testing the conversion, and handling common integration issues such as Swagger conflicts.

Springbean-mappingmapper
0 likes · 6 min read
Simplify Java Bean Mapping with MapStruct: A Step‑by‑Step Guide
The Dominant Programmer
The Dominant Programmer
Nov 1, 2022 · Fundamentals

Common Java 8 Date and Time APIs: Getting Today’s Date and More

This article demonstrates how to use Java 8’s java.time package to obtain the current date and time, extract components, create specific dates, compare dates, handle periodic dates, compute future and past dates, retrieve timestamps, check leap years, calculate differences, and format/parse date strings, with concrete code examples.

DateTimeJavaJava 8
0 likes · 10 min read
Common Java 8 Date and Time APIs: Getting Today’s Date and More
The Dominant Programmer
The Dominant Programmer
Nov 1, 2022 · Fundamentals

Understanding SOLID Design Principles with Java Code Examples

This article explains the seven SOLID software design principles—Open‑Closed, Dependency Inversion, Single Responsibility, Interface Segregation, Law of Demeter, Liskov Substitution, and Composite/Reuse—illustrating each rule with clear Java code snippets, refactorings, and practical scenarios such as product pricing, purchasing workflows, and database access.

Dependency InversionDesign PrinciplesJava
0 likes · 17 min read
Understanding SOLID Design Principles with Java Code Examples
The Dominant Programmer
The Dominant Programmer
Nov 1, 2022 · Fundamentals

Master Java Multithreading and Custom Thread Pools in One Guide

This article explains why creating threads repeatedly wastes resources, introduces Java's ExecutorService thread pool, details its configuration parameters, demonstrates how to create and use fixed thread pools with Runnable and Callable tasks, shows proper shutdown, and highlights common pitfalls with Future.get.

CallableConcurrencyExecutorService
0 likes · 9 min read
Master Java Multithreading and Custom Thread Pools in One Guide
The Dominant Programmer
The Dominant Programmer
Jul 31, 2022 · Fundamentals

How Java 8 Stream API Can Multiply Your Coding Efficiency

The article introduces Java 8’s Stream API, showing how to create streams from collections, arrays, and static methods, and demonstrates common operations such as filter, map, flatMap, reduce, collect, grouping, sorting, and limiting, with concrete code examples that replace verbose loops and improve readability.

CollectionsFunctional ProgrammingJava
0 likes · 9 min read
How Java 8 Stream API Can Multiply Your Coding Efficiency
The Dominant Programmer
The Dominant Programmer
Jun 15, 2022 · Operations

How to Simulate 20,000 Local Requests with JMeter

This guide shows how to download, configure, and run Apache JMeter on a Windows machine to generate 20,000 HTTP requests locally by setting up a thread group, adding an HTTP sampler, and using listeners such as the Aggregate Report to analyze the load‑test results.

ConcurrencyHTTP requestJMeter
0 likes · 3 min read
How to Simulate 20,000 Local Requests with JMeter