Linux

Edit the Sudoers File on Ubuntu and CentOS

In this tutorial we’ll learn how to edit sudo file on Ubunto and Centos. A special user, called root, has “super-user” privileges. This is an administrative account without the restrictions that are present on normal users. Users can execute commands with “super-user” or “root” privileges in a number of different ways. In this article, we […]

Automation

Medical Instrument Interfacing and Automation

We have a large experience in medical instruments interfacing. Our solution PROLAB (Silver and Platinium Edition) is able to communicate bidirectionally with a medical instrument using the HL7 document convention, ASTM protocol, and laboratory diagnostic workflow process in a Laboratory Information System (LIS/LIMS) enviornment. We have knowledge of the diagnostic laboratory environment utilizing the ASTM protocol to communicate […]

Servers
How To Set Up SSH Keys
Servers

Setting Up SSH Keys

In this tutorial you’ll learn step by step how to setup SSH Keys. SSH keys provide a more secure way of logging into a virtual private server with SSH than using a password alone. While a password can eventually be cracked with a brute force attack, SSH keys are nearly impossible to decipher by brute force […]

Servers
Add Swap on Ubuntu 14.04
Servers

Add Swap on Ubuntu 14

In this tutorial you’ll learn step by step how to add Swap on Ubunto 14.04. Benefits of adding Swap Increasing the responsiveness of your server Guarding against out of memory errors in your applications is to add some swap space. What is Swap Swap is an area on a hard drive that has been designated […]

Linux

Initial Server Setup with CentOS 7.x

Root Login You will need to know your server’s public IP address and the password for the “root” user’s account. Connect To Your Server with SSH In order to connect to a remote Linux server via SSH, you must have following: User name: The remote user to log in as. The default admin user, on […]

Linux

Configure ProFTPd To Use SFTP

ProFTPd is an open source and free FTP server compatible with all linux-like systems, Mac OS and windows (via cygwin). Read more about ProFTPd. This tutorial demonstrates how to Configure ProFTPd To Use SFTP instead of FTP on Linux Ubuntu or Centos VPS. Install ProFTPd sudo apt-get update && sudo apt-get install proftpd Choose “stand […]