Tag: linux

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Virtualbox : change the UUID of a virtual disk

To change the UUID of a virtual disk: 1VBoxManage internalcommands sethduuid <filepath> [<uuid>] Examples With a vdi disk : VBoxManage internalcommands sethduuid disk.vdi With a vmdk disk

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Virtualbox : shared folder with guest

This how-to works independently of the host platform. On virtualbox : Open the Configuration window of the VM (guest) Select Shared folder on the left menu Click on the icon corresponding to Add a sh

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How to convert VirtualBox vdi to KVM qcow2

VBoxManage can't directly convert vdi to qcow2, so there is two options : With VBoxManage convert vdi to raw and with qemu-img convert raw to qcow2 With qemu-img convert vdi to qcow2 Notes : vdi are

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Examine the codes sent by the keyboard

A usefull command if are want to read keyboard input : showkey. Very useful to know keycodes when programming. What is showkey ? showkey - examine the codes sent by the keyboard How does it work ? sho

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How to change OpenSSH port on CentOS 7

Before beginning These are the steps to do on the SSH server. Be sure to do all the steps before exiting SSH connection if you are connected via SSH. This config was tested for default CentOS 7 iso. C