Linux

Audacity Import Filter Curve in Ubuntu

July 24, 2021 by Yujin Boby

The import feature in Audacity Filter Curve Plugin is disabled on Ubuntu. Save feature worked. So what I did was to save…

lspci

July 17, 2021 by Yujin Boby

lspci command is used to list PCI devices on your computer. To see all lspci command-line options root@first-vm:~# lspci help Usage: lspci…

bash: lspci: command not found

October 19, 2024July 17, 2021 by Yujin Boby

On Ubuntu server, when I run lspci command, I get the error To fix this error, install the package pciutils See lspci

Install Caddy Webserver on CentOS 7

July 10, 2021 by Yujin Boby

To install Caddy Webserver on CentOS 7, run yum install yum-plugin-copr yum copr enable @caddy/caddy yum install caddy Enable caddy start on…

Connect to backend failed: connect to lsphp failed: 110

July 10, 2021 by Yujin Boby

On a CloudLinux Server, websites stopped working with the error message “Service Unavailable”. On checking error_log in /usr/local/apache/logs, found following error message…

Linux tr command (translate)

July 8, 2021 by Yujin Boby

The tr command is used to translate text. Example root@ok:~# echo “serverok” | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ SERVEROK root@ok:~# You can also use…

Skype public key is not available

June 29, 2021 by Yujin Boby

I have Ubuntu 20.04 computer with skype installed. When I update software using apt update, I get an error W: An error…

lxc error Unable to fetch GPG key from keyserver

June 27, 2021 by Yujin Boby

When i create an lxc container on the Ubuntu server, I get an error root@instance-20210627-0830:~# lxc-create -t download -n ok Setting up…

configure: error: Couldn’t find pcre.h, try installing the libpcre

June 26, 2021 by Yujin Boby

When installing PHP OAuth, I get the following error configure: error: Couldn’t find pcre.h, try installing the libpcre development/headers package ERROR: `/tmp/pear/temp/oauth/configure…