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Architecture Digest
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Architecture Digest

Focusing on Java backend development, covering application architecture from top-tier internet companies (high availability, high performance, high stability), big data, machine learning, Java architecture, and other popular fields.

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Recent Articles

Latest from Architecture Digest

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Architecture Digest
Architecture Digest
Oct 30, 2025 · Fundamentals

Transform Java Code with Lambda: From Boilerplate to Elegant Streams

This article explains how Java's lambda expressions and Stream API replace verbose boilerplate with concise, functional code, covering core pain points, simple sorting examples, the three Stream operations, declarative pipelines, advanced concurrency and null‑handling techniques, and a decision guide for when to use lambdas.

Code RefactoringFunctional ProgrammingJava
0 likes · 7 min read
Transform Java Code with Lambda: From Boilerplate to Elegant Streams
Architecture Digest
Architecture Digest
Oct 29, 2025 · Fundamentals

What’s New in Java 25? 15 Game‑Changing Features You Must Know

Java 25, the latest long‑term support release, introduces a suite of enhancements—including pattern‑matching for primitive types, module import declarations, a compact main method, improved record classes, structured concurrency, scoped and stable values, vector API, compact object headers, Shenandoah GC, AOT optimizations, JFR upgrades, security updates, and the removal of 32‑bit x86—aimed at making Java more concise, safer, faster, and easier to observe.

JDKJavaJava 25
0 likes · 9 min read
What’s New in Java 25? 15 Game‑Changing Features You Must Know
Architecture Digest
Architecture Digest
Oct 23, 2025 · Backend Development

Why Spring’s RestTemplate Is Being Deprecated and What to Use Instead

Spring’s team announced that RestTemplate will be deprecated in Spring Framework 7.0 and removed later, outlining its limitations and presenting the new RestClient as a modern, fluent alternative, while also recommending WebClient for reactive scenarios and offering migration strategies for existing projects.

HTTP ClientJavaRestClient
0 likes · 6 min read
Why Spring’s RestTemplate Is Being Deprecated and What to Use Instead
Architecture Digest
Architecture Digest
Oct 15, 2025 · Cloud Computing

Master Hyper-V: Step-by-Step Guide to Enable and Create Windows Virtual Machines

Learn the essential concepts of virtualization, explore Hyper-V’s key features, and follow detailed instructions to enable Hyper-V on Windows, configure system requirements, create and customize virtual machines—including Windows 11 installations—using PowerShell, CMD, and graphical settings, with tips for optimal performance.

Hyper‑VVirtual MachineWindows
0 likes · 9 min read
Master Hyper-V: Step-by-Step Guide to Enable and Create Windows Virtual Machines
Architecture Digest
Architecture Digest
Oct 14, 2025 · Information Security

How to Perform Fuzzy Searches on Encrypted Data: Methods, Pros & Cons

This article explores the challenges of fuzzy searching encrypted data, categorizes three implementation approaches—naïve, conventional, and advanced—examines their trade‑offs, provides practical examples and performance calculations, and offers recommendations for secure and efficient query solutions.

DatabaseSecurityencryption
0 likes · 10 min read
How to Perform Fuzzy Searches on Encrypted Data: Methods, Pros & Cons
Architecture Digest
Architecture Digest
Oct 13, 2025 · Backend Development

Unlock Java 17: 7 Game-Changing Features Every Developer Must Know

This article explores the most impactful Java 17 enhancements—including records, sealed classes, pattern matching, text blocks, var, improved switch expressions, stream API upgrades, enhanced NullPointerException, new garbage collectors, and the foreign memory access API—showing how they simplify code, boost performance, and modernize Java development.

JDK 17JavaRecords
0 likes · 15 min read
Unlock Java 17: 7 Game-Changing Features Every Developer Must Know
Architecture Digest
Architecture Digest
Oct 12, 2025 · Backend Development

Zero‑Loss RabbitMQ: Publisher Confirms, Persistence & Manual ACK

Learn how to prevent message loss in RabbitMQ by addressing three critical failure points—producer‑to‑broker, broker storage, and broker‑to‑consumer—using publisher confirms, durable queues with persistent messages, cluster mirroring, and manual consumer acknowledgments, complete with Java code examples.

JavaPersistencePublisher Confirms
0 likes · 11 min read
Zero‑Loss RabbitMQ: Publisher Confirms, Persistence & Manual ACK
Architecture Digest
Architecture Digest
Oct 8, 2025 · Backend Development

How Ticketing Platforms Handle Millions of Clicks Without Crashing

This article explains how modern ticketing systems achieve millisecond‑level response times under massive concurrent demand by combining client‑side defenses, API‑gateway signature verification, Redis atomic stock decrement, and message‑queue buffering, ensuring fairness, preventing bots, and protecting backend services from overload.

app securityhigh-concurrencymessage queue
0 likes · 10 min read
How Ticketing Platforms Handle Millions of Clicks Without Crashing
Architecture Digest
Architecture Digest
Oct 7, 2025 · Backend Development

Prevent Duplicate Submissions in SpringBoot: 4 Proven Solutions

This article explains why front‑end debouncing is insufficient for preventing duplicate orders, then walks through four backend strategies—local cache with AOP, Redis atomic operations, database unique indexes, and token verification—providing core principles, code examples, and pros/cons for each.

AOPRedisSpringBoot
0 likes · 18 min read
Prevent Duplicate Submissions in SpringBoot: 4 Proven Solutions