How do you check a library is installed in Linux?
Look in /usr/lib and /usr/lib64 for those libraries. If you find one of the ones ffmpeg is missing, symlink it so it exists in the other directory. You can also run a find for ‘libm.
How do you check all installed packages in Linux?
How do I see what packages are installed on Ubuntu Linux?
- Open the terminal application or log in to the remote server using ssh (e.g. ssh user@sever-name )
- Run command apt list –installed to list all installed packages on Ubuntu.
- To display a list of packages satisfying certain criteria such as show matching apache2 packages, run apt list apache.
30 янв. 2021 г.
How do I see installed programs on Linux?
4 Answers
- Aptitude-based distributions (Ubuntu, Debian, etc): dpkg -l.
- RPM-based distributions (Fedora, RHEL, etc): rpm -qa.
- pkg*-based distributions (OpenBSD, FreeBSD, etc): pkg_info.
- Portage-based distributions (Gentoo, etc): equery list or eix -I.
- pacman-based distributions (Arch Linux, etc): pacman -Q.
How do I find the library in Ubuntu?
For Ubuntu, you can either go to packages.ubuntu.com, search for your file, and see what version of the package is in your version of Ubuntu. Or from the command line, you can first search for the name of the associated package using dpkg -S /usr/lib/libnuma.
How do I know if Python is installed in Unix?
Python is probably already installed on your system. To check if it’s installed, go to Applications>Utilities and click on Terminal. (You can also press command-spacebar, type terminal, and then press Enter.) If you have Python 3.4 or later, it’s fine to start out by using the installed version.
How do you check if a library is installed Python?
Check the version of Python package / library
- Get the version in Python script: __version__ attribute.
- Check with pip command. List installed packages: pip list. List installed packages: pip freeze. Check details of installed packages: pip show.
- Check with conda command: conda list.
20 сент. 2019 г.
How do I know what Python packages are installed on Linux?
python : list all packages installed
- Using help function. You can use help function in python to get the list of modules installed. Get into python prompt and type the following command. This will list all the modules installed in the system. …
- using python-pip. sudo apt-get install python-pip. pip freeze. view raw pip_freeze.sh hosted with ❤ by GitHub.
28 окт. 2011 г.
How do I install a package in Linux?
To install a new package, complete the following steps:
- Run the dpkg command to ensure that the package is not already installed on the system: …
- If the package is installed already, ensure it is the version you need. …
- Run apt-get update then install the package and upgrade:
How do I know if Tomcat is installed on Linux?
A simple way to see if Tomcat is running is to check if there is a service listening on TCP port 8080 with the netstat command. This will, of course, only work if you are running Tomcat on the port you specify (its default port of 8080, for example) and not running any other service on that port.
How do I know if mailx is installed on Linux?
On CentOS/Fedora based systems, there is only one package named “mailx” which is the heirloom package. To find out what mailx package is installed on your system, check the “man mailx” output and scroll down to the end and you should see some useful information.
How do I know if yum is installed on Linux?
How to check installed packages in CentOS
- Open the terminal app.
- For remote server log in using the ssh command: ssh user@centos-linux-server-IP-here.
- Show information about all installed packages on CentOS, run: sudo yum list installed.
- To count all installed packages run: sudo yum list installed | wc -l.
29 нояб. 2019 г.
What is Ldconfig command?
ldconfig creates the necessary links and cache to the most recent shared libraries found in the directories specified on the command line, in the file /etc/ld.