Chapter 21 : UseCase18 - Exception Handling in Flow
Feb 16 · 3 min read · Flow gives us structured exception handling. Business Scenario We will: Process stocks Throw an artificial exception for demonstration Handle it safely using catch Continue flow gracefully Code Implementation package org.kotlinflowlearner.stock...
Join discussionFeedback on checked exceptions and lambdas
Feb 5 · 3 min read · I got a lot of interesting feedback on Checked exceptions and lambdas. Let's start with my own: after writing the post, I realized I had written a similar post some time ago. Mistakes I made I made a mistake in the code regarding Apache Commons Lang ...
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Silent Crash Analytics on Android: Patterns that actually scale
Feb 3 · 3 min read · Android apps don’t fail like backend services. They fail like edge nodes: lifecycle churn OEM quirks memory pressure async-heavy execution experiment-driven UI (Compose + flags) At enterprise scale, the expensive failures aren’t just the obvio...
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LLMs Roasted My Code. Here's What I Fixed.
Feb 3 · 10 min read · I'm working on an LLM harness to evaluate local models, specifically to evaluate quantized models exhaustively and compare them to flagship models i have experience using on OpenRouter. I have a pretty complete corpus of code, I came to a stop and wo...
Join discussionChecked exceptions and lambdas
Jan 22 · 5 min read · Java's checked exceptions were a massive improvement over C's error-handling mechanism. As time passed and experience accumulated, we collectively concluded that we weren't there yet. However, Java's focus on stability has kept checked exceptions in ...
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ASP.NET Core: Exception Filter
Jan 10 · 6 min read · Exception Filters (IExceptionFilter, IAsyncExceptionFilter) are a specialized type of MVC filter designed to catch unhandled exceptions that occur strictly during the execution of a Controller Action or its Action Filters. Unlike global middleware (w...
Join discussionHow to Implement Global Exception Handling in ASP.NET Core
Nov 21, 2025 · 5 min read · Problem Details For a long time, there wasn't a clear standard for presenting errors to clients from an HTTP-based API. HTTP itself offers many status codes, which is a good starting point. However, the occasional REST enthusiast claiming this is eno...
Join discussionJava Series #5: Collections & Exceptions
Nov 20, 2025 · 4 min read · 1. Collections Framework – Overview The Java Collections Framework is a unified architecture for storing and manipulating groups of objects.It provides interfaces, classes, and utility methods that simplify data handling. Collections is a utility he...
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Tùy biến Validation Error bằng Custom Annotation trong Spring Boot
Oct 4, 2025 · 3 min read · Mình đã xem qua video của anh Devteria về ý tưởng handle exception của anh ấy, mình thấy ý tưởng rất hay. Video hướng dẫn handle exception của anh Devteria, các bạn có thể xem qua tại đây Nhưng mình nhận thấy điểm hạn chế của cách ấy chính là khi mà ...
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