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Latest from Architect's Tech Stack

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Architect's Tech Stack

Nov 5, 2025 · Backend Development

How to Build a Conditional Multi‑DataSource Spring Boot Starter to Eliminate Dubbo Bottlenecks

This article walks through creating a custom Spring Boot starter that uses conditional auto‑configuration to provide primary and secondary data sources, DAOs, and services, enabling high‑frequency Dubbo calls to be replaced with direct database access and dramatically improving performance.

Auto-configurationConditional BeansDubbo

0 likes · 13 min read

How to Build a Conditional Multi‑DataSource Spring Boot Starter to Eliminate Dubbo Bottlenecks

Architect's Tech Stack

Nov 4, 2025 · Databases

Master RedisInsight: Install, Configure, and Use on Linux and Kubernetes

This guide walks you through installing RedisInsight, configuring its environment variables, deploying it on Kubernetes, and using its GUI to monitor Redis metrics, edit data, and analyze memory, complete with command‑line examples and visual screenshots.

Database ManagementGUIKubernetes

0 likes · 7 min read

Master RedisInsight: Install, Configure, and Use on Linux and Kubernetes

Architect's Tech Stack

Nov 3, 2025 · Backend Development

Master Flowable BPM Integration with Spring Boot 3: A Step‑by‑Step Guide

This tutorial walks you through integrating the lightweight Flowable BPM engine into a Spring Boot 3.4.1 project, covering dependencies, YAML and thread‑pool configuration, process definition, deployment, querying, task handling, and rejection logic with complete code examples.

BPMBackend DevelopmentFlowable

0 likes · 15 min read

Master Flowable BPM Integration with Spring Boot 3: A Step‑by‑Step Guide

Architect's Tech Stack

Oct 30, 2025 · Information Security

Why Does Your Browser Block Cross‑Origin Requests? Understanding Same‑Origin Policy and CORS

This article explains the browser's same‑origin policy, why it exists to prevent attacks such as XSS and CSRF, how origins are defined by protocol, host and port, and how CORS, simple requests, and preflight requests enable controlled cross‑origin communication.

CORSPreflightWeb Security

0 likes · 13 min read

Why Does Your Browser Block Cross‑Origin Requests? Understanding Same‑Origin Policy and CORS

Architect's Tech Stack

Oct 29, 2025 · Fundamentals

When Is Null Checking Overkill? Smart Strategies to Eliminate Redundant Checks

This article examines why excessive null‑checking clutters code, distinguishes when null is a valid response versus an error, and offers practical alternatives such as assertions, exceptions, returning empty collections, and the Null Object pattern to write cleaner, safer Java programs.

Code QualityJavaNull Handling

0 likes · 7 min read

When Is Null Checking Overkill? Smart Strategies to Eliminate Redundant Checks

Architect's Tech Stack

Oct 28, 2025 · Backend Development

13 Proven Ways to Dynamically Update SpringBoot Configurations at Runtime

This article presents twelve practical techniques for dynamically modifying SpringBoot configuration values without restarting the application, ranging from simple @Value listeners to advanced solutions such as Nacos, Apollo, dynamic data sources, in‑memory maps, scheduled polling, event‑driven updates, and Spring Cloud Config, helping developers achieve flexible and resilient runtime configuration management.

Dynamic ConfigurationJavaSpringBoot

0 likes · 16 min read

13 Proven Ways to Dynamically Update SpringBoot Configurations at Runtime

Architect's Tech Stack

Oct 27, 2025 · Backend Development

Simplify Spring Boot HTTP Calls with retrofit-spring-boot-starter: Features, Usage, and Advanced Configuration

This article introduces retrofit-spring-boot-starter, a lightweight HTTP client framework for Spring Boot that integrates Retrofit, detailing its core features, quick start guide, custom interceptors, connection pool management, logging, retry mechanisms, error decoding, global interceptors, circuit breaking, microservice calls, call adapters, data converters, and best practices for production use.

HTTP ClientJavaRetrofit

0 likes · 25 min read

Simplify Spring Boot HTTP Calls with retrofit-spring-boot-starter: Features, Usage, and Advanced Configuration

Architect's Tech Stack

Oct 23, 2025 · Operations

How to Quickly Spin Up Ubuntu VMs with Multipass: A Step‑by‑Step Guide

This article walks you through installing Multipass, launching and managing Ubuntu virtual machines on Windows, macOS, or Linux, covering commands for version checking, image selection, VM creation, inspection, shell access, pause/restart, deletion, and automated cloud‑init configuration.

CLICloud‑InitMultipass

0 likes · 6 min read

How to Quickly Spin Up Ubuntu VMs with Multipass: A Step‑by‑Step Guide

Architect's Tech Stack

Oct 22, 2025 · Backend Development

Master Spring Boot & MinIO Integration: Complete File Upload & Management Guide

This article walks through choosing MinIO for file storage, setting up the environment, integrating MinIO with Spring Boot, and implementing comprehensive file operations—including simple and batch uploads, downloads, previews, large file multipart uploads, and instant upload checks—complete with code examples and testing steps.

JavaSpring Bootbackend

0 likes · 25 min read

Master Spring Boot & MinIO Integration: Complete File Upload & Management Guide

Architect's Tech Stack

Oct 21, 2025 · Backend Development

Does Java’s try‑catch Really Slow Down Your Code? A Deep Dive into JVM Performance

This article investigates the common belief that Java try‑catch blocks dramatically degrade performance, explains the JVM’s exception handling mechanism, shows bytecode differences with and without try‑catch, and presents benchmark results under various JVM compilation modes to reveal the true impact.

JVMJavabenchmark

0 likes · 17 min read

Does Java’s try‑catch Really Slow Down Your Code? A Deep Dive into JVM Performance