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史上最全的Linux知识总结

  • 2026-02-03 01:14:52
史上最全的Linux知识总结

今天给大家分享的是阿里大佬整理的 Java 开发者必备的《Linux 保姆级教程.pdf》，图文并茂，特别详细，基本上涵盖了 Linux 所有知识点，文末直接领取高清 PDF

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一＂键＂搞定二次函数,应用VB编程快速求解数学中的二次函数问题

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  1. CONNECT:[ UseTime:0.000891s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000959s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.002468s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002043s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000543s ]
  6. SELECT * FROM `set` [ RunTime:0.000202s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000496s ]
  8. SELECT * FROM `article` WHERE `id` = 467583 LIMIT 1 [ RunTime:0.000357s ]
  9. UPDATE `article` SET `lasttime` = 1770490331 WHERE `id` = 467583 [ RunTime:0.003008s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.003526s ]
  11. SELECT * FROM `article` WHERE `id` < 467583 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000511s ]
  12. SELECT * FROM `article` WHERE `id` > 467583 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001748s ]
  13. SELECT * FROM `article` WHERE `id` < 467583 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.011605s ]
  14. SELECT * FROM `article` WHERE `id` < 467583 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.023847s ]
  15. SELECT * FROM `article` WHERE `id` < 467583 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.014494s ]
0.209926s