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How to Split PDF Files in the Browser Using JavaScript (Step-by-Step)

Published: April 27, 2026 14:28

Working with PDFs is part of everyday development. Sometimes you don’t need the entire document. You just need a few pages — maybe a specific section, a report summary, or selected invoice pages. Most

How to Trace Multi-Agent AI Swarms with Jaeger v2

Published: April 23, 2026 23:41

When you run a single AI agent, debugging is straightforward. You read the log, you see what happened. When you run five agents in a swarm, each spawning its own tool calls and producing its own outpu

How to Merge PDF Files in the Browser Using JavaScript (Step-by-Step)

Published: April 22, 2026 16:36

Working with PDFs is something almost every developer needs to know how to do. Sometimes you need to combine reports or invoices, or simply merge multiple documents into a single clean file. Most tool

How to Handle Stripe Webhooks Reliably with Background Jobs

Published: April 22, 2026 16:03

You've set up Stripe. Checkout works. Customers can pay. But what happens after payment? The webhook handler is where most payment integrations silently break. Your server crashes halfway through gran