backend development
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Solved: Cannot Wrap My Brain Around a Simple Welcome Email Automation 🙁
Struggling with duplicate welcome emails? Understand the problem of statefulness and learn three practical fixes, from a simple DB flag to an event-dr Continue reading
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Solved: What is everyone using for background jobs nowadays?
Choosing a background job processor? This guide compares modern tools, from simple cron to event-driven systems like Kafka, for scalable applications. Continue reading
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Solved: Prepared Statements? Prepared to Be Vulnerable.
Prepared statements protect values, not SQL structure. Learn why using `LIMIT ?` or `ORDER BY ?` fails and reopens critical SQL injection vulnerabilit Continue reading