On my computer running Ubuntu 18.04, MriaDB stopped working. PHP application i run on my computer failed with error SQLSTATE[42S02]: Base table or view not found: 1146 Table ‘ok_test.feeds’ doesn’t exist (SQL: select * from `feeds` where `processed` = 0) Application can’t find the table. So i tried to login to MySQL and see if … Read more
On Ubuntu, Google chrome had a disable native notification option. On Chrome 78, this option is removed. But you still can manually enable it. To enbale chrome notification, edit file gedit ~/.config/google-chrome/Local\ State Find “tab-hover-cards@4” Replace with “enable-native-notifications@2″,”tab-hover-cards@4” Save and exit the file. Now restart google chrome. Related Posts Google Chrome
When installing a program in Ubuntu 18.04 server minimal installation, i get following error debconf: unable to initialize frontend: Dialog debconf: (No usable dialog-like program is installed, so the dialog based frontend cannot be used. at /usr/share/perl5/Debconf/FrontEnd/Dialog.pm line 76.) debconf: falling back to frontend: Readline To fix this, run apt -y install whiptail OR apt … Read more
To install NextCloud desktop client on Ubuntu, add PPA sudo add-apt-repository ppa:nextcloud-devs/client sudo apt-get update Now run sudo apt install nextcloud-client After install, start nextcloud client, you will be able to login with nextcloud server URL, user and password.
On Ubuntu 18.04 server, first i get Ubuntu to use /etc/network/interface, by default Ubuntu 18.04 and newer use netplan. First install ifdown apt install ifupdown -y Install bridge utils and resolvconf. apt install bridge-utils resolvconf Now you can configure your network interface by editing file vi /etc/network/interface Here is my network configuration on an OVH … Read more
XFCE is a lightweight Desktop Environment for Linux. XFCE + vnc allows you to set up a remote desktop on a VPS or dedicated server located in a remote data center or cloud. You can connect to remote desktop using a VNC client and work like it is a local computer, similar to Windows Remote … Read more
HandBreak is an OpenSource Video transcoder available from https://handbrake.fr. It can convert video to various format. Latest version of Handbreak available in Ubuntu PPA. To install, enable Handbreak PPA add-apt-repository ppa:stebbins/handbrake-releases Install handbreak with apt install handbrake-gtk handbrake-cli
Linux KVM is virtualisation software that allow you to create virtual machine under linux. To install on Ubuntu, run apt install -y qemu-kvm qemu-utils Install libvirtd, this allow you to easily create KVM virtual machines and allow remote connection from virt-manager GUI application. For Ubuntu 20.04 apt install -y libvirt-daemon libvirt-daemon-system For Ubuntu 18.04 apt … Read more
To set default editor in Ubuntu/Debian, run update-alternatives –config editor See update-alternatives
To install drivers on Ubuntu using command line, run boby@sok-01:~$ sudo ubuntu-drivers devices == /sys/devices/pci0000:00/0000:00:01.1/0000:01:00.0 == modalias : pci:v000010DEd00001F82sv00001458sd00003FCBbc03sc00i00 vendor : NVIDIA Corporation driver : nvidia-driver-430 – distro non-free recommended driver : xserver-xorg-video-nouveau – distro free builtin boby@sok-01:~$ This list all drivers available for your hardware. You can install a driver with apt. In this … Read more
lxc allow you to take snapshot, restore snapshot of a container. Here we create a snapshot, then delete the /etc folder from the container. Now the container is useless. Restore the container from snapshot to get it work again. To list all snapshots of a container, run To delete a snapshot, run Container snapshots are … Read more
To create LXD containers, run LXD is a tool to manage LXC (Linux Containers). lxd allow you to create and manage lightweight Linux containers, it is like docker, but more like an actual virtual machine. LXD is more user-friendly than using LXC directly, has more features like clustering of servers. On Ubuntu/Debian, run Before you … Read more