我有一个flutter项目。它有QR码扫描仪，QR码是从网络生成的，并使用API调用。QR码扫描仪扫描QR码以获取用户信息。我提交了我的应用程序并被拒绝说:Wehavestartedthereviewofyourapp,butwearenotabletocontinuebecauseweneedademoQRcodeorARmarker(image)tofullyassessyourappfeatures.后续步骤Tohelpusproceedwiththereviewofyourapp,pleaseprovidethedemodetailsintheAppReviewInformat
我有一个flutter项目。它有QR码扫描仪，QR码是从网络生成的，并使用API调用。QR码扫描仪扫描QR码以获取用户信息。我提交了我的应用程序并被拒绝说:Wehavestartedthereviewofyourapp,butwearenotabletocontinuebecauseweneedademoQRcodeorARmarker(image)tofullyassessyourappfeatures.后续步骤Tohelpusproceedwiththereviewofyourapp,pleaseprovidethedemodetailsintheAppReviewInformat
我遇到了这个错误:I/flutter(29346):══╡EXCEPTIONCAUGHTBYWIDGETSLIBRARY╞═══════════════════════════════════════════════════════════I/flutter(29346):ThefollowingassertionwasthrownbuildingMainLogic(dirty,state:_MainLogic#9c794):I/flutter(29346):setState()ormarkNeedsBuild()calledduringbuild.I/flutter(29346):T
我遇到了这个错误:I/flutter(29346):══╡EXCEPTIONCAUGHTBYWIDGETSLIBRARY╞═══════════════════════════════════════════════════════════I/flutter(29346):ThefollowingassertionwasthrownbuildingMainLogic(dirty,state:_MainLogic#9c794):I/flutter(29346):setState()ormarkNeedsBuild()calledduringbuild.I/flutter(29346):T
目录启动docker报错：1.通过命令进入/etc/docker文件目录： 2.修改文件名3.重启动docker启动docker报错：Jobfordocker.servicefailedbecausethecontrolprocessexitedwitherrorcode.See"systemctlstatusdocker.service"and"journalctl-xe"fordetails.通过在网上查找资料并尝试，终于找到了解决方法。1.通过命令进入/etc/docker文件目录：命令：cd/etc/docker 查看该目录下是否有daemon.json这个文件;这个文件是我们在安装时
问题：使用海康视频插件，插件在谷歌浏览器中启动失败问题（这个海康插件实在是坑人）原因：是因为海康的插件还没支持高版本谷歌,emmmmmmmmmmmm解决办法：第一种:使用低版本谷歌浏览器（94版本以下） 第二种:1:在谷歌浏览器中地址栏输入chrome://flags/，2:搜索secure，找到Allowinvalidcertificatesforresourcesloadedfromlocalhost（启用它）3:找到Blockinsecure private networkrequests.（禁用它）百度都找不到这个问题。海康官网的问题清单也没有记录，希望对别的同学有用
代码：var mp3Url = require('@/assets/audio/new_msg.wav');var player = new Audio(mp3Url);player.play(); //播放 mp3这个音频对象播放音频时，报错：Uncaught(inpromise)DOMException:play()failedbecausetheuserdidn'tinteractwiththedocum说明：google浏览器必须在用户与页面进行交互后，才能进行播放音频。
QT运行报错SignalreceivedTheinferiorstoppedbecauseitreceivedasignalfromtheOperatingSystem.Signalname:SIGSEGVSignalmeaning:Segmentationfault这个错误说明程序中有野指针.h文件中classQErrorMessage;//错误信息对话框QErrorMessage前置声明classMyWidget:publicQWidget{Q_OBJECTprivate:Ui::MyWidget*ui;QErrorMessage*errordlg;}.cpp文件#include"mywi
开发环境XcodeVersion14.1iPhone14系统版本16.3通过Xcode跑app到真机上出现错误手机弹窗提示：“需要互联网连接以验证是否信任开发者“xxx”。此App在验证前将不可用”Xcode提示：Theoperationcouldn’tbecompleted.Unabletolaunchcom.xxxbecauseithasaninvalidcodesignature,inadequateentitlementsoritsprofilehasnotbeenexplicitlytrustedbytheuser.网上各种方法都尝试了，包括手机也恢复了出厂，重启手机，重启Xcode
aptupdate最后报错$sudoaptupdate报错......91packagescanbeupgraded.Run'aptlist--upgradable'toseethem.W:Anerroroccurredduringthesignatureverification.Therepositoryisnotupdatedandthepreviousindexfileswillbeused.GPGerror:http://repo.mysql.com/apt/ubuntufocalInRelease:Thefollowingsignaturescouldn'tbeverifiedbec
