Author Archive: Mihajlo Milenovic

Miki is a long time GNU/Linux user, Free Software advocate and a freelance system administrator from Serbia. Got introduced to GNU/Linux in year 2003 on old AMD Duron computer, and since than always eager to learn new stuff about this system. From 2016 writes for Linoxide to share his experiences with wider audience

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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 start by installing perequisites. Install prerequisites We are going to install shots to Ubuntu, but you […]

February 14, 2017 | By
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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 upon this article and connect Linphone to Asterisk 13. Prerequisites Two Ubuntu computers on the […]

January 31, 2017 | By in UBUNTU HOWTO
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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 are going to install Mosquitto on a Ubuntu 16.04 server and we are going to send […]

January 17, 2017 | By in LINUX HOWTO
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How to Setup up Kubernetes 1.5 with kubeadm on CentOS

New version of Kubernetes is out, so here we are with another Kubernetes article. With Kubernetes 1.5, the kubeadm is still in alpha, and it is not recommended to use it in production as it still does not support load balancer. We are going to install well known online sock shop as a demo, and […]

December 22, 2016 | By in TRENDING
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How to Sync Files and Directories to AWS S3 using s3cmd Tool

Today we will show how to backup your data to Amazon Web Services. We will use s3cmd, a command line client for Amazon s3 storage. It enables you to create manage and delete buckets from your terminal and to load data from your server. Install s3cmd on Ubuntu and CentOS For installing s3cmd on CentOS […]

December 19, 2016 | By
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12 lftp Commands to Manage Files with Examples

Today we are going to install LFTP, which is a command line FTP client. LFTP supports many protocols in addition to FTP, such as HTTP, HTTPS, HFTP, FISH, FTPS and FXP. It supports mirroring directories and you can have commands entered in two modes. In LFTP command line shell or right from the bash shell. […]

December 5, 2016 | By
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How to Install Coreos on Virtualbox from ISO Image

In this article I am going to show how to install install CoreOS on VirtualBox. CoreOS is Linux distribution that is completely about containers. Idea behind CoreOS is that OS itself doesn't have any package manager, instead when some software is needed you make a container for it and install it in that container. For now […]

November 30, 2016 | By
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How Use Systemd journalctl Command To Manage Logs

Despite some of the negative publicity, systemd have brought great new functionality to the Linux operating system. Logging is one of them. In the old days before systemd, checking logs and troubleshooting issues was sometimes very unpleasant thing to do because logs for different programs were scattered in different files and you had to check […]

November 29, 2016 | By
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15 Best Free Steam Games you can Play on Ubuntu Linux

Hello and welcome. Today we are talking about Linux gaming. Thanks to Valve, things are a lot better than it used to be, and Steam has very big collection of games that work on SteamOS or any other Linux distribution that has Steam installed. So we are going to use Ubuntu 16.04 to install and review […]

November 28, 2016 | By
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How Install R / R Studio on CentOS 7

The R programming language is a free software implementation of S programming language, and it is largely compatible with it. It is a GNU project and it is most popular language for statistics and data science, rivaled only by Python. Today we will install the R and R Studio IDE on Centos 7 server. This […]

November 25, 2016 | By
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How to Configure Mariadb Maxscale Master-Slave with Galera Cluster

In this article we will install MariaDB galera cluster with MaxScale proxy database by MariaDB corporation. MaxScale is inteligent proxy database that can route database statements from cluster to one server. But unlike HAproxy, MaxScale uses asynchronius I/O of the Linux kernel  which should help with performance. Cluster we are going to make will have […]

November 22, 2016 | By
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How Install Microsoft SQL Server on Ubuntu / RHEL / Centos / Docker

So that day have came now, MSFT has to port their software to Linux in order to stay relevant. MS SQL Server preview have came out and it is supported on Ubuntu, CentOS, RHEL  and Docker container. In this article we are going to walk through how to install Microsoft SQL Server on linux platforms […]

November 19, 2016 | By
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Reviewing Docker Alternative with Options for Clustering Technologies

Docker is great peace of software, but Free Software world doesn't tolerate mono-cultures. Whenever some piece of software gets popular, the alternatives show up and each of them makes its own design changes in order to fill different niches. Containers are no exception. First there was LXC and OpenVZ, then Docker shown up, then CoreOS […]

November 14, 2016 | By in TRENDING
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Setup Hot Backups of MySQL with Percona Xtrabackup on Ubuntu

When backing up a database, you generally don't want to stop the database. Because if you stop it, your application will become unavailable. But if you do not stop it, your backup might end up inconsistent and useless, due to half done transactions being backed up. Percona have come up with good solution for incremental […]

November 10, 2016 | By
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