Recent Articles

Browse Long and Complex Files using Glogg an Open Source Log Analyzer

Browse Long and Complex Files using Glogg an Open Source Log Analyzer

Are you a programmer or a system administrator? Does your job requires you to search through long and complex log files? Although there are many command line tools (like grep) that you can use for this purpose, if you are looking for a GUI based application, try Glogg. In this article, we will understand how […]

July 25, 2014 | By in OPEN SOURCE TOOLS | Reply More
How to Merge Directory Trees in Linux using cp Command

How to Merge Directory Trees in Linux using cp Command

How to merge two directory trees with similar layout into a third directory? Let us consider the following example to understand the problem. Suppose two directories dir1 and dir2 have 3 sub-directories a, b and c in each of them. The directory layout is like below: These directories a, b and c have some files in […]

July 23, 2014 | By in LINUX COMMANDS, LINUX HOWTO | Reply More
How to Install Tomcat 8 on CentOS 7.0 (Multiple Instances)

How to Install Tomcat 8 on CentOS 7.0 (Multiple Instances)

Apache Tomcat is an open source web server and servlet container developed by the Apache Software Foundation. It implements the Java Servlet, JavaServer Pages (JSP), Java Unified Expression Language and Java WebSocket specifications from Sun Microsystems and provides a web server environment for Java code to run in. This article will guide you through the […]

25 Linux Interview Questions and Answers (Basic and Scenarios)

25 Linux Interview Questions and Answers (Basic and Scenarios)

As the opportunities for linux jobs are increasing day by day , its very  adequate to start preparing for linux interviews. In this article we have presented, questions and answers in basic level and scenarios. More likely all questions are related to system administration. Basic Questions 1. What is initrd image and what is its […]

July 21, 2014 | By in LINUX HOWTO | 2 Replies More
How to Install and Configure Nagios 4.0.7 on CentOS 7.0

How to Install and Configure Nagios 4.0.7 on CentOS 7.0

Nagios is a system and network monitoring application that offers monitoring and alerting services for servers, switches, applications, and services. It alerts the users when things go wrong and alerts them a second time when the problem has been resolved. Nagios runs periodic checks on user-specified resources and services, it can be used to monitor […]

July 18, 2014 | By in HOWTOS, LINUX HOWTO | Reply More