三点画圆的程序，展示VB中Line和Shape控件的使用例子，随意点击窗体三下可以画出一个圆，右键菜单可以显示/隐藏线条等-Draw Circle By Three Point Program, the example shows the useage of Line and Shape controls in VB , click the Form 3 times may be arbitrarily draw a circle, right-click menu can show/hide the lines, etc.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002923s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.099201s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001441s ]
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UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 206405 [ RunTime:0.019228s ]
