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在APP Inventor的BLE组件使用RequestMTU方法之后，发送的字符数依旧限制在2...
目前APP是能连接上蓝牙，也能传输数据，但是发送和接受的数据都是20字节的分包。使用BLE调试宝，在里面修改MTU，返回的值是512，并且是修改成功的，但是在编程中使用RequestMTU方式设置512,，并且读取返回值也是512，然后调用...
VC菜单命令详解(文件打开、保存与关闭) - C/C++ - 清泛网 - 专注C/C++及内核技术
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CDocManager::OnFileNew判断文档模板是否多于一个，是则显示文档类型对话框(AFX_IDD_NEWTYPEDLG)
让用户选择要创建的文档类型。然后调用CDocTemplate::OpenDocumentFile(NULL)。
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CDocTemplate::OpenDocumentFile(LPCTSTR lpszPathName,BOOL bMake_Visibl...
SVN 报错：Unable to create pristine install stream - 更多技术 - 清泛网 - 专注C/C++及内核技术
SVN 报错：Unable to create pristine install streamLooking at my hard disk, I saw that there's notmpfolder inside my.svnfolder.Creating thetmpfolder manually resolved the issue.解决方法：在.svn文件夾下手动新建文件夾tmp即可。Looking at my hard disk, I saw that there's no tmp fol...
ssl证书申请报错：challenge = [c for c in authorization[\'challenges\']...
ssl证书申请报错：challenge = [c for c in authorization['challenges'] if c['type'] == "http-01"][0] IndexError: list index out of rangechallenge-list-index-out-of-range使用acme-tiny申请ssl证书时报错：challenge = [c for c in authorization[& 39;challenges& 39;] if c[& 39;type& 39;] == ...
npm安装报错：rollbackFailedOptional verb npm-session - 更多技术 - 清泛网 - 专注IT技能提升
npm安装报错：rollbackFailedOptional verb npm-sessionrollbackFailedOptional-verb-npm-session使用npm install安装组件时报错：rollbackFailedOptional: verb npm-session xxxx原因：组件目标地址无法访问导致，切换npm内网源或国内源即可解决。npm config set regist ...
npm安装报错：rollbackFailedOptional verb npm-session - 更多技术 - 清泛网 - 专注IT技能提升
npm安装报错：rollbackFailedOptional verb npm-sessionrollbackFailedOptional-verb-npm-session使用npm install安装组件时报错：rollbackFailedOptional: verb npm-session xxxx原因：组件目标地址无法访问导致，切换npm内网源或国内源即可解决。npm config set regist ...
npm安装报错：rollbackFailedOptional verb npm-session - 更多技术 - 清泛...
npm安装报错：rollbackFailedOptional verb npm-sessionrollbackFailedOptional-verb-npm-session使用npm install安装组件时报错：rollbackFailedOptional: verb npm-session xxxx原因：组件目标地址无法访问导致，切换npm内网源或国内源即可解决。npm config set regist ...
npm安装报错：rollbackFailedOptional verb npm-session - 更多技术 - 清泛...
npm安装报错：rollbackFailedOptional verb npm-sessionrollbackFailedOptional-verb-npm-session使用npm install安装组件时报错：rollbackFailedOptional: verb npm-session xxxx原因：组件目标地址无法访问导致，切换npm内网源或国内源即可解决。npm config set regist ...
npm安装报错：rollbackFailedOptional verb npm-session - 更多技术 - 清泛网 - 专注IT技能提升
npm安装报错：rollbackFailedOptional verb npm-sessionrollbackFailedOptional-verb-npm-session使用npm install安装组件时报错：rollbackFailedOptional: verb npm-session xxxx原因：组件目标地址无法访问导致，切换npm内网源或国内源即可解决。npm config set regist ...
npm安装报错：rollbackFailedOptional verb npm-session - 更多技术 - 清泛网 - 专注IT技能提升
npm安装报错：rollbackFailedOptional verb npm-sessionrollbackFailedOptional-verb-npm-session使用npm install安装组件时报错：rollbackFailedOptional: verb npm-session xxxx原因：组件目标地址无法访问导致，切换npm内网源或国内源即可解决。npm config set regist ...