If you are ever having problems finding or using your ROS packages make sure that you have your environment properly setup. A good way to check is to ensure that environment variables like ROS_ROOT and ROS_PACKAGE_PATH are set: yuanlibin@yuanlibin:~$ printenv |grep ROSROS_ROOT=/opt/ros/...
The "Check for bug reports" links now point to Launchpad for universe/multiverse packages. Suggested by j -at- bootlab -dot- org. Finally, I migrated to the "new" layout. Comments and Patches about the remaining quirks welcome. 2005...
也可以以统配符模式进行模糊查询, 比如我要查找以nano字符开始的所有软件包: $ dpkg-l nano*Desired=Unknown/Install/Remove/Purge/Hold|Status=Not/Installed/Config-files/Unpacked/Failed-config/Half-installed|/Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad)||/Name Version ...
Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.
Reinstall All Installed Packages In case of a general packageintegrityissue, you can use--reinstallto restore all files to their original state: sudo apt-get --reinstall install -y $(dpkg-query -W -f='${binary:Package}\n')Copy The dpkg-query command generates a list of installed packages...
related information. On the other hand, when installing, reinstalling, or uninstalling packages, the first step you should do is to list the installed packages on your system. This operation allows you to check the package version and cross-check whether the package needs to be updated or not...
Check for Updates Open “Software & Updates” from the applications menu, go to the “Ubuntu Software” tab, and ensure that all the checkboxes for the Ubuntu repositories are checked. You may also check the “Source Code” option if you want access to source packages. ...
Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things.
Now your system will be installing the new Ubuntu 24.04 packages. Downloading Packages and Installing Once the packages are downloaded and changes are calculated, the updater will warn you about the changes to the Thunderbird package. Thunderbird, from Ubuntu 24.04 onwards, will be installed as a...
The other way is to list the installed packages using thedpkgtool. If you have had issues with either one of these methods, please leave a comment below. Be sure to check out our otherUbuntu tutorialsto learn how to use the system better....