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Languages & runtimes · #java
Learn when to use a Parent POM versus a Bill of Materials (BOM) in Maven to prevent version drift and manage dependencies across multi-module projects.
Guide to decide between New Relic Java agent auto‑instrumentation and manual custom instrumentation for Java microservices, with constraints, a comparison table, trade‑offs, implementation steps, validation, limitations, and rollback.
Learn how to implement distributed tracing in Java microservices using OpenTelemetry and Jaeger to identify latency bottlenecks and visualize request flows.
Learn how JUnit 5's @RepeatedTest runs a test method multiple times, why it helps expose flaky behavior, and what trade‑offs to watch for.
Learn how to implement custom HealthChecks in Dropwizard to monitor critical dependencies and prevent silent failures in distributed systems.
Explains how to replace thread pools with virtual threads for I/O‑bound Java services, covering pinning risks, ThreadLocal limits, and verification steps.
When Java throws OutOfMemoryError: Java heap space, this guide walks you through a diagnostic workflow that maps symptoms to causes, applies fixes, and tells you when to ask for help.
Learn how to implement synchronous Unary RPCs in Java using gRPC and Protocol Buffers to ensure type-safe, high-performance communication between microservices.
A diagnostic guide for resolving common Thymeleaf failures, including TemplateNotFoundException, SpelEvaluationException, and silent rendering errors in Spring Boot.
maven
newrelic
opentelemetry
jaegertracing
junit
dropwizard
fiber
grpc
thymeleaf