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Seoul Mobile Rates Among Highest: Japan Survey

[International] : Seoul's mobile phone rates are among the highest in six major cities worldwide, comparable to those in New York, according to a Japanese government survey. Japan's Ministry of Internal Affairs and Communications on Sunday released a report comparing 4G and 5G mobile phone rates in Seoul, Tokyo, ... [more...]

Seoul Mobile Rates Among Highest: Japan Survey

We haven't written up this one. KBS World Radio has the full story — the link below goes straight to it.

Read the original at world.kbs.co.kr →

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Practice system design under a 45-minute clock

System design practice can become a collection of memorized diagrams. A better target is a repeatable decision process that still works when the prompt changes.

  • Practice system design within 45-minute limit avoids rote memorization of diagrams.
  • 30-day HLD Practice roadmap focuses on requirements, load balancing, and component utility.
  • Full-scale cases in latter half require structured approach with bottleneck identification.

CVSS, EPSS and KEV: how to actually prioritize dependency vulnerabilities

Every week a dependency scanner finds dozens of vulnerabilities. Every week most developers ignore them, because there's no time to fix 200 issues and no obvious way to know which 3 actually matter.

  • CVSS measures theoretical severity, not real-world risk
  • EPSS predicts exploitation probability of CVEs in next month
  • KEV lists confirmed vulnerabilities exploited in the wild

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