Linux FAQ resource and tutorials

This blog features Linux FAQs, hands-on tips and detailed tutorials on Linux software, Linux networking, security, virtualization and cloud computing.

How to manage Vim plugins

Vim is a versatile, lightweight text editor on Linux. While its initial learning curve can be overwhelming for an average Linux user, its benefits are completely worthy. As far as the functionality goes, Vim is fully customizable by means of plugins. Due to its high level of configuration, though, you need to spend some time […]
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How to combine two graphs on Cacti

Cacti is a fantastic open source network monitoring system that is widely used to graph network elements like bandwidth, storage, processor and memory utilization. Using its web based interface, you can create and organize graphs easily. However, some advanced features like merging graphs, creating aggregate graphs using multiple sources, migration of Cacti to another server […]
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How to access SQLite database in Perl

SQLite is a zero-configuration, server-less, file-based transactional database system. Due to its lightweight, self-contained, and compact design, SQLite is an extremely popular choice when you want to integrate a database into your application. In this post, I am going to show you how to create and access a SQLite database in Perl script. The Perl […]
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How to replicate a MySQL database on Linux

Database replication is a technique where a given database is copied to one or more locations, so that the reliability, fault-tolerance or accessibility of the database can be improved. Replication can be snapshot-based (where entire data is simply copied over to another location), merge-based (where two or more databases are merged into one), or transaction-based […]
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Raspberry Pi vs. Raspberry Pi 2 vs. CuBox: performance comparison

Ever since Raspberry Pi was introduced to the world, the consumer market for inexpensive, pocket-size mini computers has been growing rapidly. The huge popularity of these tiny computers in the mainstream stems from a variety of DIY projects powered by these affordable hardware, as well as many readily available open-source software packages. While the first […]
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