Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.
Learn the practical bench guide to identify shorted or leaky SMD ceramic capacitors using only a digital multimeter.
Learn how to trace system calls and pinpoint the exact source of disk latency on Linux using the perf utility step by step.
Learn how to create efficient nftables rules to detect and mitigate port scans before they reach your internal network services.
Learn the practical bench workflow to identify shorts, charging chip failures, and test input MOSFETs using a standard digital multimeter.
Learn how to measure ripple in ATX power supplies using an oscilloscope with proper AC coupling and probe techniques for 12V and 5V lines.
Learn how to configure advanced firewall rules using iptables and hashlimit to mitigate SYN and UDP packet floods on exposed Linux servers.
Learn how to troubleshoot monitor backlight failures and boost voltage on LCD controller boards using a standard digital multimeter.
Learn how to run automated security scans on AWS using Prowler to map identity gaps and excessive access privileges.
Learn how the Linux OOM Killer terminates Docker containers and discover how to configure memory limits with cgroups to keep production apps stable.
Learn how to use ksniff combined with Wireshark to capture network packets directly from isolated pods in Kubernetes clusters.
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