-l, --list package-name-pattern... List packages matching given pattern. -s, --status package-name... Report status of specified package. -L, --listfiles package-name... List files installed to your system from package-name. -S, --search filename-search-pattern... Search for a file...
Ubuntu doesn’t keep older versions of packages in the repository. You may see more than one version in specific cases, temporarily. For example, you run the apt update (but not upgrade), and a new version is available. You may see two versions for the same package in theapt cache. Bu...
clean Erase downloaded package files. autoclean Erase old downloaded package files. changelog View a package's changelog. download Download the .deb file for a package (apt wrapper). source Download source package (apt wrapper). reinstall Reinstall a currently installed package. why Explain why a ...
dpkg -P package-name # --purge, 清除软件包的所有文件(removes everything, including conffiles) 3、查询 dpkg -l package-name-pattern # --list, 查看系统中软件包名符合pattern模式的软件包 dpkg -L package-name # --listfiles, 查看package-name对应的软件包安装的文件及目录 dpkg -p package-name # ...
--versionPrints out version of apt-show-versions-i,--initializeInitialize or update package cache only (as root). Do this every time when the status of the installed or available packages has changed. Initialization is done automatically on installation of the package and via a cron.daily job...
(1)备份原镜像源文件:mv /etc/apt/sources.list /etc/apt/sources.list.bak; (2)创建编辑/etc/apt/sources.list新文件: sudo vim /etc/apt/sources.list ; (3)选择上面任一镜像源地址粘贴,保存退出; (4)修改后使用sudo apt-get update更新缓存,sudo apt-get upgrade升级包。如果有报错的及时删除后再更...
wget -qO- https://pi4j.com/pi4j.gpg | sudo apt-key add - echo 'deb [arch=all] https://pi4j.com/download v1 testing' | sudo tee /etc/apt/sources.list.d/pi4j.list sudo apt update sudo apt install pi4j About Pi4J APT/PPA Package Repository ...
Reading package lists... Done Building dependency tree... Done Reading state information... Done 6 packages can be upgraded. Run 'apt list --upgradable' to see them. apt-get update甚至不会告诉你包是否可以升级。 apt get update apt update output ...
Summary When I try to install specific package version via Ansible, I got error: TASK [Install my package] ***...
先前分析过find_package()原理,包括MODULE和CONFIG两种模式,每种模式各自的查找顺序也具体进行了解释。本篇以Protobuf为例,一步步确定cmake的find_package(Protobuf)是如何做到的。 实验基于Ubuntu 16.04系统,使用apt安装的libprotobuf-dev,并且系统里不存在其他版本的protobuf。