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Note: Below answer is to those who came across dependency related error while installing Graphics / OpenCL related errors. Hope the post saves times for someone facing similar issue. While installing a graphic application in command line, it returned with errors related to OpenCL and nVidia. And had spent lot of time searching for a solution. To fix the ...


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The certificate doesn't have any influence on what the web server returns. Only the web server's virtual host configuration influences what the web server returns for each individual hostname. In Apache, you must define two <VirtualHost> blocks for each new subdomain, one for :80 and another for :443, and both blocks must specify your domain as ...


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If you are not in the /etc/sudoers file, then you cannot run commands as sudo. That said, if you are a software developer and not in the /etc/sudoers file, just let the server admin install the packages you need installed. Your question is really an XY problem; you seem to not need sudo access as much as you want to install redhat-lsb-core. Knowing that, it ...


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The owner of the system (the one that has access to root) must give you permission to do tasks as root. sudo is a root-delegation tool. The root can delegate specific tasks to a user, or give general root access to a user (or group for that matter). If a normal user would be able to give himself root permissions, that would be a huge security issue. That is ...


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As Dovecot is an IMAP server, one would normally use an IMAP client to create folders. This would work regardless of what storage backend Dovecot uses. Dovecot also comes with the doveadm tool which can manage folders i.e. "mailboxes": doveadm mailbox create INBOX.Bulk But if you need to do it manually, to create a Maildir folder use mkdir to ...


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If you use a config file on your system, you can embed a startup command that will only execute when you connect the machine. For this, first run nano ~/.ssh/config to open the config file. Then you can insert / edit it to contain something like this: Host myhost HostName *.*.*.* User root RequestTTY force RemoteCommand cd / && bash -i This ...


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I have searched for this error and I have tried so many solutions but the problem was not solved until I have disabled the IPv6 in that vm. you can disable it from the GUI through settings -> network -> wired -> click on the gear button -> under IPv6 > click disable from the terminal: vi /etc/sysctl.conf Add the following lines: net.ipv6....


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The solution was as simple as though. Boot with a kernel that works (Press [ESC] to see available boot entrys on startup) Rebuild initramfs with dracut dracut /boot/initramfs-4.18.0-305.19.1.el8_4.x86_64.img 4.18.0-305.19.1.el8_4.x86_64 Login, and see if the right kernel is running: uname -r 4.18.0-305.19.1.el8_4.x86_64


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