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VCVictor Changvictorchang.codesJun 21 · 2 min read

Trying to use a former Zigbee Coordinator as a Repeater

Ran into an issue when trying to reuse a Sonoff ZBDongle-E Zigbee dongle as a repeater ("router" in Zigbee terms) and am sharing my findings here. Context This dongle was previously used as the actual

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ATAnish Tilloodebugcpp.hashnode.devOct 4, 2025 · 4 min read

💥 The Tiny “#” Mistake That Broke My C++ Code (and What I Learned From It)

Ever written a small line of code that completely broke your program for no clear reason?That happened to me recently while solving a simple C++ problem. Here’s the line that started it all 👇 string key; for (int count : freqArr) { key += "#" + ...

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DCDanny Crastoblog.danwald.meSep 6, 2025 · 4 min read

Celery gotchas

Async Reliability with Celery Task Loss Prevention Between Web Process and Broker Enable broker confirmation: Configure confirm_publish on RabbitMQ to ensure tasks are actually committed to the broker before the delay operation completes Pass data ...

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NKNandan Kumarblog.nandan.devSep 5, 2025 · 4 min read

HTML Pitfalls and Gotchas Every Developer Should Avoid

HTML is easy, said every developer ever. HTML is deceptively simple. You open a tag, you close a tag, and something appears on screen. But beneath that simplicity lurk gotchas that can silently break your layout, wreck your SEO, or make your site loo...

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NFNicolas Fränkelfrankel.hashnode.devAug 14, 2025 · 4 min read

OpenTelemetry configuration gotchas

Last week, I described several approaches to OpenTelemetry on the JVM, their requirements, and their different results. This week, I want to highlight several gotchas found across stacks in the zero-code instrumentation. The promise of OpenTelemetry ...

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AHAriska Hidayattech.finlup.idMay 29, 2025 · 3 min read

🧠 Perbedaan never, undefined, null, unknown, dan any di TypeScript

Dalam TypeScript, kita sering menemukan berbagai tipe data khusus yang sekilas mirip, tapi ternyata beda peran dan makna. Artikel ini akan membahas 5 di antaranya: never, undefined, null, unknown, dan any. 📌 1. undefined: Tidak Diberi Nilai Penjela...

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JMJyotiprakash Mishrablog.jyotiprakash.orgJan 31, 2025 · 135 min read

Java Gotchas

1. Default Initialization Gotcha: Class member variables are automatically initialized with default values (e.g., int to 0, boolean to false). However, local variables are not initialized by default and must be explicitly initialized before use. Atte...

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#gotchas

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Trending tags this week

Trying to use a former Zigbee Coordinator as a Repeater

💥 The Tiny “#” Mistake That Broke My C++ Code (and What I Learned From It)

Celery gotchas

HTML Pitfalls and Gotchas Every Developer Should Avoid

OpenTelemetry configuration gotchas

🧠 Perbedaan never, undefined, null, unknown, dan any di TypeScript

Java Gotchas