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Languages & runtimes · #java
Learn how to add cross‑cutting concerns like logging to gRPC calls using client interceptors—complete with a working Echo example and verification steps.
Stop routing traffic to degraded nodes. Learn how to implement custom Health Checks in Dropwizard to monitor database connectivity and external dependencies via the admin port.
Learn how to use Hibernate's setFirstResult and setMaxResults to implement database-level pagination and avoid OutOfMemoryErrors in Java applications.
Learn how Vaadin Flow’s server‑side navigation maps Java views to URLs, enables programmatic moves, and handles typed route parameters—plus tips on managing view‑state memory.
Learn how to implement asynchronous SMS delivery tracking using Twilio's Java SDK and status callbacks to ensure notifications actually reach your users.
Learn how to call any sorting algorithm from TheAlgorithms repository via a common interface, see a worked QuickSort example, and understand the limits and typical pitfalls before using it in production.
Stop using Thread.sleep() and Implicit Waits. Learn how to implement WebDriverWait in Selenium to eliminate flaky tests and optimize execution speed through targeted synchronization.
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.
grpc
dropwizard
hibernate
xd
vaadin
twilio
maven
newrelic