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Python GUI入门:用Tkinter从零打造你的第一个简易计算器

  • 2026-04-19 09:23:54
Python GUI入门:用Tkinter从零打造你的第一个简易计算器

Python GUI入门：用Tkinter从零打造你的第一个简易计算器简介 (Introduction)欢迎来到Python图形用户界面（GUI）的世界！对于初学者来说，从命令行（黑框框）过渡到拥有按钮、文本框的图形界面，是编程学习道路上的一座重要里程碑。在本教程中，我们将使用P...

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  1. CONNECT:[ UseTime:0.000641s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000851s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000279s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000289s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000663s ]
  6. SELECT * FROM `set` [ RunTime:0.000293s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000738s ]
  8. SELECT * FROM `article` WHERE `id` = 485118 LIMIT 1 [ RunTime:0.000475s ]
  9. UPDATE `article` SET `lasttime` = 1776604354 WHERE `id` = 485118 [ RunTime:0.006493s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000371s ]
  11. SELECT * FROM `article` WHERE `id` < 485118 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000631s ]
  12. SELECT * FROM `article` WHERE `id` > 485118 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.003971s ]
  13. SELECT * FROM `article` WHERE `id` < 485118 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001745s ]
  14. SELECT * FROM `article` WHERE `id` < 485118 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.004117s ]
  15. SELECT * FROM `article` WHERE `id` < 485118 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002679s ]
0.113863s