How to install docker on 32 bit Ubuntu ?

If you want to install docker on ubuntu, follow below procedure, Above two commands will install docker on 32 bit ubuntu and start the container, we can check the status as, If we want to start the docker container using container Id, execute the following command, where, acac0f429e2e is a docker container ID, as seen … Read more

How to check IP address, network interface details in Linux ?

If you want to know the IP address and currently active network interfaces on Linux, we need to use “ifconfig” command. The ifconfig command is part of “net-tools” package in ubuntu, hence we first need to make sure it is installed, if its not we need to install it as below, Now, you can check … Read more

How to check if Bluetooth device is UP or NOT using l2ping ?

If you want to know the bluetooth device you want to connect to is alive or not, i.e. whether that device’s Bluetooth is ON or not and whether it can respond to our other request like enquiry for information etc. For this l2ping helps us. L2ping sends a L2CAP echo request to the Bluetooth MAC … Read more

Scan, Pair, Connect to Bluetooth device from Ubuntu from command line using bluetoothctl

bluetoothctl is bluetooth control tool which allows us to make the host discoverable, scan other devices, pair to the scanned devices and also connect to those devices using command line utility on ubuntu. Follow below commands for the same. Commands are self explanatory, replace scaned mac address of your device instead of “6C:C4:D5:6C:C5:BC” whereever required.

How to Scan and display list of available wireless networks ?

LINSSID – linssid is a graphical wireless scanner, LinSSID displays locally receivable 802.11 wireless attach points and ad hoc networks. A table is displayed with various parameters such as MAC address, channel, and signal strength. Graphs are also displayed with signal strength by channel and signal strength over time. LinSSID can be used to measure the … Read more

Installing GStreamer on Linux for application development

GStreamer is a library for constructing graphs of media-handling components. The applications it supports range from simple Ogg/Vorbis playback, audio/video streaming to complex audio (mixing) and video (non-linear editing) processing. In this post will we list the packages you will require to install on your ubuntu machine to get started with gstreamer application development. Now, … Read more

Understanding the Color Code of Linux Files

In Linux everything present is considered as a file, so to differentiate file types from each other for better visibility to user, Linux has specific color codes for the different file types. Below, we will try to create some of the files and know its colors. White Color – Indicates regular files. so it can … Read more

Meaning of different Colors in “ls” command

In Linux everything present is considered as a file, so to differentiate file types from each other for better visibility to user, Linux has specific color codes for the different file types. Below, we will try to create some of the files and know its colors. White Color – Indicates regular files. so it can … Read more