Post tagged: device


Flatpak is a utility for software deployment and package management for Linux. It is advertised as offering a sandbox environment in which users can run application software in isolation from the rest of the system. Flatpak was developed as part of the project and was originally called xdg-app …

Linux HDMI hotplug

The point of this article is to document I workaround that I came up with to handle a HDMI KVM switch.

What happens is that if my Linux PC is turned on while the KVM switch is selecting the other PC, it fails to initialize the display, so when you …

Z-Wave Associations with With Vera UI

I couldn't find any to the point documentation on how to do this, so I am writing this.

The way I understand Z-Wave associations work is that once devices are in the same Z-Wave network, a device can directly send a command to another device without intervention of the Hub …

Installing Void Linux

I made the switch to void linux. Except for compatibility issues around glibc, it works quite well. Most compatibility I have worked around with a combination of Flatpaks, chroots and namespaces.

The high lights of void linux:

  • musl build - which is very lightweigth
  • Does not depend on systemd …

How to encrypt linux partitions with LUKS

There are plenty of reasons why people would need to encrypt a partition. Whether they're rooted it in privacy, security, or confidentiality, setting up a basic encrypted partition on a Linux system is fairly easy. This is especially true when using LUKS, since its functionality is built directly into the …

CyberWorld 2017.1

Development - travis cordova build - travis ionic build

  • owx
  • common
    • muninlite (can it support plugins?)
    • flock, pwgen, ifstat
  • ow1
    • diags&tools: usbutils, netstat-nat
    • sniffer: tcpdump[-mini] 317K/617K, libpcap 191K
  • owX

    • FW/NAT
    • NTP server
    • Dynamic DNS updating (mushu porker)
    • NFS
    • IPv6 tunnel
    • Provisioning server: (PXE, TFTP, NFS …

Windows administration from the command line

Windows system administration is very mouse driven and to reach all tools you need to browse through Windows explorer.

If you are like me and prefer to log on a limited privilege account and use Runas to perform admin tasks, you can open these consoles with the .msc file names …

Alarm Notification

This tutorial describes how to use the alarm manager to set alarms and how to use the notification framework to display them. In short, the sequence goes like this:

  1. In an Activity AlarmManager.set is called with a PendingIntent containing a Uri.
  2. When the alarm goes off, the Uri is …

Diskless Archlinux

I am still to test this recipe

Server Configuration

First of all, we must install the following components:

  • A DHCP server to assign IP addresses to our diskless nodes.
  • A TFTP server to transfer the boot image (a requirement of all PXE option roms).
  • A form of network storage (NFS …

Remote Bridging

Sometimes we need to connect two or more geographically distrubuted ethernet networks to one broadcast domain. There can be two different office networks of some company which uses smb protocol partially based on broadcast network messages. Another example of such situation is computer cafes: a couple of computer cafes can …