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有个前言 本萌并不会前端相关的知识,一切都是自己慢慢摸索出来的,如果存在代码方面的不足,请尽快告诉我~~~ 使用一个主题 目前我博客使用是 https://www.cnblogs.com/bndong/p/9132439.html https://github.com/BNDong/Cnblogs- 阅读全文
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问题背景 有些人在用我去年的毕设运行时(感谢QAQ),报错 当时就觉得是某个库的版本不对。但一直没注意。现在统一说一下。 解决办法 https://stackoverflow.com/questions/54164630/want-to-find-contours-valueerror-not-en 阅读全文
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A conveyor belt has packages that must be shipped from one port to another within D days. The i-th package on the conveyor belt has a weight of weight 阅读全文
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In a list of songs, the i-th song has a duration of time[i] seconds. Return the number of pairs of songs for which their total duration in seconds is 阅读全文
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Every non-negative integer N has a binary representation. For example, 5 can be represented as "101" in binary, 11 as "1011" in binary, and so on. Not 阅读全文
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算作前言 本文对图片如何转化成base64不做描述,我们可以从很多途径了解到转化办法。却很少有博客提到怎么在WPF的Image控件中显示图片。 对于base64的合法性 随便拿一张图片转一下试一试: 额。好长....取前面一部分吧 data:image/png;base64,iVBORw0KGgoA 阅读全文
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SendMessage是啥? 函数原型: 函数功能: 该函数将指定的消息发送到一个或多个窗口。此函数为指定的窗口调用窗口程序,直到窗口程序处理完消息再返回。 在C#中,我们可以这样用: 各个参数作用: hWnd 发送消息总得有个目标,这个参数就是这样用的。寻找要发送的窗口句柄有很多中方式,以下就是其 阅读全文
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On a broken calculator that has a number showing on its display, we can perform two operations: Double: Multiply the number on the display by 2, or; D 阅读全文
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For a non-negative integer X, the array-form of X is an array of its digits in left to right order. For example, if X = 1231, then the array form is [ 阅读全文
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一般情况下要知道的注册表位置 要知道的根目录集合 注册表要的信息 阅读全文