Many people who run Linux or Unix servers think they do not have to concern themselves with anti-virus software because those operating systems are not commonly attacked by viruses. What they fail to realize is that a Linux server, particularly the mail server running on it, can still distribute viruses, …
Read More »ARM CEO Promises Server CPUs in 2011
Warren East, CEO of Arm Holdings revealed that he expects servers based on ARM multicore processors to arrive in 2011. ARM processors are best known in the mobile device market, especially smartphones, because of their low power consumption. Normally, low power consumption equates to low speed, which is fine for …
Read More »Ubuntu 10.04 LTS Server Edition Released
Today Canonical, the company responsible for the popular desktop Linux operating system called Ubuntu, also released their latest server edition, version 10.04 LTS. The “LTS” stands for long-term support, which Canonical will offer for five years (Normal Ubuntu versions are released every six months). In the Linux server web hosting …
Read More »PHP: How to Select Multiple Database Tables
Selecting a MySQL database table with a PHP document is a quick way to get certain output onto a web page with very little coding or effort. You may want nothing more than a simple printout of the database table or something more complex like a full web application. Regardless …
Read More »How to create an SSH key
An SSH key is a secure encrypted code that allows you to connect to a server without having to type the password in plain text. To setup a key, follow these instructions: 1. First you need to connect to an SSH host on each machine (this will create the .ssh …
Read More »Red Hat Enterprise Linux 6.0 Beta Released
As anticipated, the Linux giant Red Hat has released the first beta of the 6th version of its long-awaited enterprise server operating system, Red Hat Enterprise Linux (RHEL). The new OS offers greater server scalability by increasing the strength and performance of KVM hypervisor, its kernel-based virtualization infrastructure. Rather than …
Read More »Setting Time to Live for your DNS records
Time to Live or TTL refers to when the nameserver checks with the authoritative nameserver to get the latest record. I caches that record for however long the TTL specifies before checking again. The lower the number, the sooner records will be updated. Many nameservers are set to a default …
Read More »Understand absolute and relative paths
When dealing with a web server, it is important to understand the relationships of one file to another, those files to the server, and those files to the Web. When creating hyperlinks or configuring various website options, particularly PHP or Perl scripts, you will need to know both absolute paths …
Read More »Binary vs ASCII FTP Upload
Many recent FTP program automatically detect your file type and upload them correctly without any problems; however, if your FTP software does not do this or if your file is unique and cannot be detected correctly, you will need to set either an ASCII or Binary upload method. A binary …
Read More »How to create backups with cPanel
Many VPS and dedicated server users have cPanel installed as their control panel. Therefore, it is very useful to know how to create backups of your website or entire server using cPanel. Follow these instructions to make your backups. 1. Login to cPanel on your website (usually something like http://yourdomain.com/cpanel) …
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