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Nexcess Blog

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Category : nexcess
September 18, 2012

How Magento Sends Email

If you use Magento, then you depend on its email functionality to send order confirmations, invoices, and shipping confirmations to your clients. Aside from technical people, many Magento users do not know how Magento sends email. While knowing how Magento sends email may not be essential to running your online store, it becomes extremely useful […]

July 19, 2012

64 Bit CentOS Installing 32 Bit Packages

When you do a fresh install of x86_64 CentOS 5, you might be surprised and annoyed to find yum trying to install 32 bit packages on your 64 bit server. You’ve got a 64 bit processor and operating system so why is it trying to install these un-needed 32 bit packages? CentOS comes with multilib […]

June 14, 2012

New Features Coming in WordPress 3.4

This week sees the release of a new version of everyone’s favorite Content Management System. It’s an opportune time to take a look at the new features and improvements we can expect from WordPress 3.4, which is scheduled for release on Tuesday. Improved Theme Control One of the improvements to WordPress we are most excited […]

May 21, 2012

Installing Varnish for your Magento Store on CentOS 6

You’ve compressed and minified your JavaScript and CSS, optimized your database, and tweaked your caching config, and yet you still can’t seem to get that time-to-first-byte to drop below one second. Tweaking dynamic applications like Magento can be frustrating. Sometimes there’s so much behind-the-scenes processing that goes into generating that catalog page that even your […]

April 27, 2012

mkdir(): Too Many Links – What It Is and How to Fix

Recently, I was notified of an “out of disk space” error message which showed up in one of our applications while trying to send an email. I knew right away the source of the problem and while the short term solution was easy (I renamed the problem directory and created a new one – these […]

April 20, 2012

Magento Used on 20% of E-Commerce Sites

A survey of e-commerce sites in the Alexa top million websites has found that, as of the first quarter of 2012, Magento is by far the most popular e-commerce solution. Alexa Internet Inc. tracks the web use of millions of internet users and gathers information about the sites they visit. A recent analysis of their […]

December 19, 2011

Debugging Apache Rewrites and Redirects

Apache’s mod_rewrite and mod_alias can be very useful, but they can also be a huge pain to debug when a problem arises. Luckily, there are a few things that can help, and since you’re probably not the first person attempting to rewrite or redirect something in a specific way, you’ll likely be able to find […]

June 19, 2011

Quickly Disable Any Magento Module For Troubleshooting

At Nexcess, we commonly run across problematic extension. Whether the issue is version incompatibilities, database problems, permissions problems, or anything else, the ability to quickly disable an extension or two for troubleshooting is extremely useful. First, a bit about Magento’s file and folder structure. While the guide I just linked to shows some of the […]

January 29, 2011

Diagnosing slow PHP execution with Xdebug and KCachegrind

Tracking down a performance issue to the actual PHP app can be hard enough by itself, but what do you do once you’re sure that the app itself is the bottleneck? The excellent Xdebug extension has many useful features for assisting application developers, but today we’ll be looking at one specific feature that can help […]

April 22, 2009

We're now on RatePoint

Please review us! We’ve just partnered with RatePoint, a website that provides tools that will help us better gain and respond to customer feedback. By submitting a review you’ll help us learn what we’re doing well – and what we could do better. We already have a few reviews, which you can see on our […]