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The arm64 version of Focal Fossa I have does not have netplan, it uses nmcli, and changing the kernel command line is difficult. I was able to create 阅读全文
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curl -sL https://deb.nodesource.com/setup_16.x | sudo -E bash - $node --version v16.20.2 阅读全文
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/* _process->start("ps -e"); _process->waitForFinished(-1); if(!_process->isReadable()) return false; QString strOutput = _process->readAllStandardErr 阅读全文
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arecord -D hw:0,0 --period-size=192 --buffer-size=384 -r 48000 -c 2 -f S16_LE -t raw | aplay -D hw:1,0 -t raw --period-size=192 --buffer-size=384 -r 4 阅读全文
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https://blog.csdn.net/qq_40757240/article/details/118068317 < 转> MariaDB [mysql]> update mysql.global_priv set host='%' where user='root';Query OK, 1 阅读全文
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pkg-config是一个linux下的命令,用于获得某一个库/模块的所有编译相关的信息。 例子: pkg-config opencv –libs –cflags 结果: -I/usr/include/opencv /usr/lib/x86_64-linux-gnu/libopencv_calib3 阅读全文
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#查看 boot 挂载 uuid efi xxx@dellhome:~$ cat /etc/fstab # /etc/fstab: static file system information. # # Use 'blkid' to print the universally unique iden 阅读全文
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qt5应用odbc 使用mysql 要点 apt-get install mysql-server apt-get install mysqlclient-dev 配置mysql-server 可以安装 apt-get install mysql-workbench apt-get install 阅读全文
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Program Size: Code=14360 RO-data=344 RW-data=14448 ZI-data=4920 1、Code 是代码占用的空间。 2、RO-data是 Read Only 只读常量的大小,如const型。 3、RW-data是(Read Write) RW是可读可写变 阅读全文