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This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I Built I built an Autonomous GitHub Issue Debugger Agent for a close friend of mine who maintains an open-source library and constantly gets overwhelmed sorting through bug reports. Instead of manually digging...
Implementar cobrança por PIX em um SaaS de verdade envolve mais do que parece: não basta fazer POST na API. O fluxo correto precisa de idempotência, verificação de assinatura de webhook, tolerância a notificações duplicadas e reembolso, e reconciliação se alguma ligação entre gateway e banco fal...
Microsoft Learn moves faster than most practice question banks. While writing AZ-900 and DP-900 questions against the current skills outlines (July 20 and July 21, 2026), I kept running into answers that older material still teaches and that Microsoft's own pages now contradict. Here are six, e...
Most scaling bottlenecks in modern businesses rarely stem from a lack of labor. The root cause is coordination friction. When an operational department expands from 10 to 50 team members, internal communication overhead grows exponentially.