HowTo: Show/Display available network interfaces

Categories: Howto, Linux, Networking, Ubuntu

The biggest problem I found was not identifying all the network interfaces available but the ones that are up. For instance, the 2 quickest way to identify all the available network interfaces are: ip link $> ip link show 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default link/loopback 00:00:00:00:00:00 brd […]

Ubuntu: Disable start of a service on boot

Categories: Howto, Linux, Ubuntu

A simple problem I was facing in Ubuntu was finding an equivalent of “chkconfig” available on the Redhat flavors. Well, for the unaware people: ‘chkconfig‘ is popularly used for adding or removing any services during boot. In other words, it¬†updates and queries runlevel information for system services. So, my search was for a similar tool […]

Simple Character Device Driver

Categories: device driver, Linux, Linux Kernel

It has been nearly 5 years since I did any work on device drivers. Also since then I have been off C or its sibling languages (on Python now-a-days), I thought first lemme get comfortable with linux kernel (& C, of course) before I can even dream of getting back to my core. In that […]

Wine – Run windows app on Linux

Categories: Howto, Linux, Ubuntu

Wine is a free & open source software application designed to run windows-based application on other operating systems. In English, using wine one can run any windows software (games including) in Linux! Trivia: WINE is an acronym for WINdows Emulator or Wine Is Not an Emulator. Wine for Ubuntu and Ubuntu derivatives Wine is not […]