How to Install Asterisk 15 on Ubuntu 18.04 from Source

Install Asterisk Ubuntu

In this article, I will explain how to install Asterisk 15 on Ubuntu 18.04 from source. The new version, the Asterisk 15, is bringing us a lot of new functionality. Top of the list, new SIP stack, called pjsip is [...]

Mihajlo Milenovic 12:05 am

How to use Docker without sudo on Ubuntu

docker sudo ubuntu

This article I will show you how to enter docker command without using sudo command on Ubuntu Linux machine. If you use Docker for testing and development on your local machine, you probably experienced of those messages. $ docker run [...]

Mihajlo Milenovic 12:05 am

How to Monitor Kubernetes Cluster with Prometheus and Grafana

kubernetes monitoring

If you read the previous article about kops and how to make a cluster, this article will be a continuation of it. You will need kubernetes cluster on which you will install Prometheus and Grafana. You might need to upgrade [...]

Mihajlo Milenovic 2:00 am

"kube-prompt" - Commands Auto Complete Shell for Kubernetes

kubeprompt shell kubernetes

After introducing the kube-shell couple of articles earlier, we now get to another great shell for kubernetes, called kube-prompt. In this article we again use Minikube local cluster for demonstration, but we will this time use KVM instead of VirtualBox. [...]

Mihajlo Milenovic 2:00 am

How to Create Kubernetes Cluster with Kops

kubernetes cluster Kops

In this article we will use kops to install production grade Kubernetes cluster on Amazon Web Services. For this guide we assume you have AWS account. Also you need kubectl installed, you probably already have it if you followed any [...]

Mihajlo Milenovic 2:26 am

kube shell - Feature Rich Tool for Easy use of Kubernetes CLI

kube shell kubernetes

Today we will show how to install and use the kube-shell. It is a Python and Go based shell that offers auto-completion, history and many other goodies for Kubernetes' well known kubectl command. It still uses kubectl, it is by [...]

Mihajlo Milenovic 2:00 am

How to Install LEMP Stack on Debian 9 Stretch

lemp stack debian 9

In this article, we are going guide you to install LEMP stack to brand new Debian GNU/Linux 9 Stretch. LEMP stands for Linux, Nginx (as in Engine X), MySQL and PHP. From Debian 9, Mariadb is the default mysql server. [...]

Mihajlo Milenovic 2:00 am

How to Install Java 8 on Debian GNU/Linux 9 (Stretch)

debian 9 install java

In this article, I will go through the process of installation of Java 8 on Debian 9 Stretch. Java comes in two flavors and we install both. OpenJDK is open source version that is compatible with most software.  And Oracle [...]

Mihajlo Milenovic 2:00 am

Ubuntu 17.04 Zesty Zapus - Features, Upgrade and 20 Things to Do

Today, April 13, 2017 a new final version of Ubuntu 17.04 released by Canonical Ltd named as Zesty Zapus. Ubuntu releases continue with well know naming scheme of adjective and an animal starting with the same alphabet letter. We are [...]

Mihajlo Milenovic 8:45 am

antiX - Lightweight Linux Distro Run on Minimum Memory and CPU

If you have some old computer lying around that is too old to run latest Linux or Windows, but not old enough for the dumpster, this article is for you. We will review AntiX Linux, which is tailored with computers [...]

Mihajlo Milenovic 3:00 am

How to Install Kubernetes on CoreOS in Vagrant

install kubernetes coreos

Earlier we had an article about installing Kubernetes on CentOS and Ubuntu, and this time we go for CoreOS. CoreOS container Linux is an OS that uses containers for all applications you install to it, and does not have package manager like [...]

Mihajlo Milenovic 3:00 am

How to Take Screenshots Using Shots on Elementary OS and Ubuntu

In this article we are going to introduce a node.js and electron based application called shots, which is used to take screenshots on linux desktop. This package offers quite few more features compared to Ubuntu's built in screenshot tool. So lets [...]

Mihajlo Milenovic 3:00 am

How to Make Call using Opensource Voip Linphone on Ubuntu

We have had an article on installing Asterisk 13 on Ubuntu, but we did not go trough actually connecting with softphone and making the call. The article have been only about server side setup. Now we are going to build [...]

Mihajlo Milenovic 3:00 am

How to Setup Mosquitto MQTT Server on Ubuntu 16.04

Mosquitto MQTT Server is a message broker which works over MQTT protocol. MQTT is lightweight messaging protocol that is ISO standard for use on top of TCP/IP protocol.  It is mostly used for communicating with Internet of Things devices. We [...]

Mihajlo Milenovic 12:17 pm