https://blog.overfit.org/categories/%E5%B7%A5%E7%A8%8B%E5%AE%9E%E8%B7%B5/Recent content in 工程实践 on 里列昂遗失的记事本Hugozh-cnTue, 07 Feb 2023 12:16:00 +0800https://blog.overfit.org/posts/2023-02-07-17097970-visualstudio2022opencv%E9%85%8D%E7%BD%AE/Tue, 07 Feb 2023 12:16:00 +0800https://blog.overfit.org/posts/2023-02-07-17097970-visualstudio2022opencv%E9%85%8D%E7%BD%AE/下载OpenCV OpenCV官网下载下来的是一个exe可执行文件，运行后是一个解压程序，解压路径设置为找得到的就可以了。添加系统路径 VisualStudio安装 选择使用C++的桌面开发就可以了。 运行VisualStudio 创建新项目 配置OpenCV 找到之前解压的目录https://blog.overfit.org/posts/2023-01-29-17071833-springboot%E4%B8%AD%E8%AF%BB%E5%8F%96json%E6%96%87%E4%BB%B6%E5%B9%B6%E8%BD%AC%E6%8D%A2%E4%B8%BAmap%E5%AF%B9%E8%B1%A1/Sun, 29 Jan 2023 09:51:00 +0800https://blog.overfit.org/posts/2023-01-29-17071833-springboot%E4%B8%AD%E8%AF%BB%E5%8F%96json%E6%96%87%E4%BB%B6%E5%B9%B6%E8%BD%AC%E6%8D%A2%E4%B8%BAmap%E5%AF%B9%E8%B1%A1/SpringBoot中读取JSON文件信息并转换为Map对象 需要引入的依赖 &lt;dependency&gt; &lt;groupId&gt;com.alibaba.fastjson2&lt;/groupId&gt; &lt;artifactId&gt;fastjson2&amp;lhttps://blog.overfit.org/posts/2021-12-07-15656318-%E4%BD%BF%E7%94%A8%E4%BD%8D%E7%BA%A7%E5%92%8C%E9%80%BB%E8%BE%91%E8%BF%90%E7%AE%97%E7%BC%96%E5%86%99c%E8%A1%A8%E8%BE%BE%E5%BC%8Fxy/Tue, 07 Dec 2021 15:15:00 +0800https://blog.overfit.org/posts/2021-12-07-15656318-%E4%BD%BF%E7%94%A8%E4%BD%8D%E7%BA%A7%E5%92%8C%E9%80%BB%E8%BE%91%E8%BF%90%E7%AE%97%E7%BC%96%E5%86%99c%E8%A1%A8%E8%BE%BE%E5%BC%8Fxy/只是用位级和逻辑运算，编写一个C表达式，它等价于x==y。当x和y相等时返回1，否则返回0 int main(void) { int x = 32, y = 32; printf(&quot;%dn&quot;, !((~x &amp; y) | (~y &amp; x)));https://blog.overfit.org/posts/2021-12-07-15656150-gui%E7%A8%8B%E5%BA%8F%E8%AE%BE%E8%AE%A1--%E7%8F%AD%E7%BA%A7%E4%BF%A1%E6%81%AF%E6%94%B6%E9%9B%86%E7%B3%BB%E7%BB%9F/Tue, 07 Dec 2021 14:49:00 +0800https://blog.overfit.org/posts/2021-12-07-15656150-gui%E7%A8%8B%E5%BA%8F%E8%AE%BE%E8%AE%A1--%E7%8F%AD%E7%BA%A7%E4%BF%A1%E6%81%AF%E6%94%B6%E9%9B%86%E7%B3%BB%E7%BB%9F/import wx class MyFrame(wx.Frame): def <strong>init</strong>(self, parent, id): super(MyFrame, self).<strong>init</strong>(parent, id, title='用户登录', size=(400