Linux sort命令完全指南：灵活排序与数据处理的艺术
Linux cut命令完全指南：精确字段提取的艺术
Linux tr命令完全指南：字符转换、压缩与删除的艺术
Linux文本处理工具精通指南：cut, tr, sort, head, tail, paste, xargs
Linux特殊权限位详解：SUID、SGID和Sticky Bit
A Detailed Guide to Linux Special Permissions: SUID, SGID, and Sticky Bit
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To manage YueHeGuoJi stuff
Jenkins CI pipeline to build and push Docker images after passing through SonarQube, OWASP & Trivy. CD pipeline to deploy application versions on AWS EKS via ArgoCD with Redis caching. Monitoring with Grafana & Prometheus installed via HELM.