<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[qbw_csdn的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qbw_csdn</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qbw_csdn]]></copyright><item><title><![CDATA[Windows 11 默认显示更多选项]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/142521427</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/142521427</guid><author>qbw_csdn</author><pubDate>Wed, 25 Sep 2024 13:55:00 +0800</pubDate><description><![CDATA[问题：Windows 11 右键菜单有两层，经常操作两次。]]></description><category></category></item><item><title><![CDATA[QHorizontalSlider QDoubleSpinBox 联动失效]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141864694</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141864694</guid><author>qbw_csdn</author><pubDate>Tue, 03 Sep 2024 16:12:04 +0800</pubDate><description><![CDATA[方法：double 浮点数在计算时存在误差，加上极小正负数。问题：滑动条无法拖曳至顶底，输入框也无法输入极限值。]]></description><category></category></item><item><title><![CDATA[没有文件加密依然报出加密错误]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141847680</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141847680</guid><author>qbw_csdn</author><pubDate>Tue, 03 Sep 2024 09:13:24 +0800</pubDate><description><![CDATA[方法：ui_mainwindow.h 影响编译，清除后编译正常。问题：浏览文件发现没有文件加密，编译报加密错误。]]></description><category></category></item><item><title><![CDATA[QObjectPrivate::addConnection 错误]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141598478</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141598478</guid><author>qbw_csdn</author><pubDate>Tue, 27 Aug 2024 11:26:18 +0800</pubDate><description><![CDATA[方法：connect 参数存在空指针，需声明定义。问题：调用 connect 添加连接时出现错误。]]></description><category></category></item><item><title><![CDATA[undefined reference to ‘CDlgVideo::on_pushButton_clicked()‘]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141526860</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141526860</guid><author>qbw_csdn</author><pubDate>Sun, 25 Aug 2024 11:08:56 +0800</pubDate><description><![CDATA[问题：pushButton 按钮更名为 btnStartRecord，删除源文件槽函数后仍报错。方法：头文件中的槽函数定义被忽略，需要删除 pushButton 相关的函数定义。]]></description><category></category></item><item><title><![CDATA[QToolTip 同时使用 setToolTip、eventFilter 冲突]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141376286</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141376286</guid><author>qbw_csdn</author><pubDate>Wed, 21 Aug 2024 08:44:56 +0800</pubDate><description><![CDATA[问题：控件同时使用 setToolTip、eventFilter 提示。setToolTip 显示，eventFilter 闪烁。方法：只使用其中一种，setToolTip 方便但不可定制，eventFilter 繁琐但可定制。]]></description><category></category></item><item><title><![CDATA[QToolTip 无法显示内容]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141325871</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141325871</guid><author>qbw_csdn</author><pubDate>Mon, 19 Aug 2024 15:04:05 +0800</pubDate><description><![CDATA[问题：在 MouseMove 事件中调用 QToolTip::showText 无法显示内容。方法：showText 调用过于频繁，使用 QTimer::singleton 延时调用即可。]]></description><category></category></item><item><title><![CDATA[发布软件无法运行]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141230291</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141230291</guid><author>qbw_csdn</author><pubDate>Thu, 15 Aug 2024 19:43:09 +0800</pubDate><description><![CDATA[方法：原使用断点调试 Release 模式发布，应使用无调试 Release 模式发布。问题：发布一款软件，点击 exe 打开无反应。]]></description><category></category></item><item><title><![CDATA[软件突然崩溃]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141222359</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141222359</guid><author>qbw_csdn</author><pubDate>Thu, 15 Aug 2024 14:53:54 +0800</pubDate><description><![CDATA[方法：可跳断点的围绕断点调试，不可跳断点的用 qDebug 分析。问题：软件突然崩溃，可跳或不可跳断点。]]></description><category></category></item><item><title><![CDATA[Launching Debugger 红色错误]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141124398</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141124398</guid><author>qbw_csdn</author><pubDate>Mon, 12 Aug 2024 10:17:26 +0800</pubDate><description><![CDATA[问题：点击调试按钮之后，显示启动调试器红色错误。方法：应用程序库不兼容打不开，更新库后成功运行。]]></description><category></category></item><item><title><![CDATA[QObject::connect: Cannot queue arguments of type. Make sure is registered using qRegisterMetaType.]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141090345</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141090345</guid><author>qbw_csdn</author><pubDate>Sat, 10 Aug 2024 14:13:51 +0800</pubDate><description><![CDATA[问题：运行报出上述错误，无法入队类型参数，确保注册类型。方法：如果在线程间传递自定义数据结构，使用前需要先注册。]]></description><category></category></item><item><title><![CDATA[控件信号槽连接不生效]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141067071</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141067071</guid><author>qbw_csdn</author><pubDate>Fri, 09 Aug 2024 17:18:57 +0800</pubDate><description><![CDATA[问题：信号与槽已连接，控件调用不生效。方法：先连接后调用，需要注意编写顺序。]]></description><category></category></item><item><title><![CDATA[无法定位程序输入点 _ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcj 于动态链接库上]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/141019327</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/141019327</guid><author>qbw_csdn</author><pubDate>Thu, 08 Aug 2024 10:08:12 +0800</pubDate><description><![CDATA[问题：链接库缺失或版本不兼容。方法：补充链接库或更新链接库。]]></description><category></category></item><item><title><![CDATA[cannot open output file bin\QGPR.exe: Permission denied]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/140984517</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/140984517</guid><author>qbw_csdn</author><pubDate>Wed, 07 Aug 2024 10:34:21 +0800</pubDate><description><![CDATA[问题：应用程序已打开，无法编译。方法：关闭已打开程序，重新编译。]]></description><category></category></item><item><title><![CDATA[未能加载项目文件。缺少根元素。]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/130582985</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/130582985</guid><author>qbw_csdn</author><pubDate>Tue, 09 May 2023 16:28:25 +0800</pubDate><description><![CDATA[方法：删除项目的 Debug 和 Release 目录，或者删除 .user 配置软件。问题：项目无法加载或者无法打开。]]></description><category></category></item><item><title><![CDATA[头文件库文件]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/130442290</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/130442290</guid><author>qbw_csdn</author><pubDate>Sat, 29 Apr 2023 17:44:03 +0800</pubDate><description><![CDATA[问题：不知道 Visual Studio 的头文件库文件如何配置。]]></description><category></category></item><item><title><![CDATA[reference to ‘QBufferPrivate‘ is ambiguous]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/130241100</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/130241100</guid><author>qbw_csdn</author><pubDate>Wed, 19 Apr 2023 12:04:54 +0800</pubDate><description><![CDATA[方法：删除 using namespace Qt3DCore;问题：QTransform 命名冲突。]]></description><category></category></item><item><title><![CDATA[undefined reference to `vtable for]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/130116855</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/130116855</guid><author>qbw_csdn</author><pubDate>Wed, 12 Apr 2023 21:11:09 +0800</pubDate><description><![CDATA[方法：添加 Q_OBJECT 以后没有生成 MOC。问题：出现上述错误提示。]]></description><category></category></item><item><title><![CDATA[中文显示乱码]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/128794457</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/128794457</guid><author>qbw_csdn</author><pubDate>Sun, 29 Jan 2023 21:30:44 +0800</pubDate><description><![CDATA[问题：输出中文显示无法阅读的乱码。
方法：UTF-8 BOM，QStringLiteral，QString::fromLocal8Bit。]]></description><category></category></item><item><title><![CDATA[成员变量与局部变量重名]]></title><link>https://blog.youkuaiyun.com/qbw_csdn/article/details/127080171</link><guid>https://blog.youkuaiyun.com/qbw_csdn/article/details/127080171</guid><author>qbw_csdn</author><pubDate>Tue, 27 Sep 2022 22:37:13 +0800</pubDate><description><![CDATA[问题：异常崩溃没有任何征兆。方法：局部变量换为成员变量。]]></description><category></category></item></channel></rss>