From the blog

Recursively Optimize PNG Files

Images are often one of the most overlooked things when publishing content inside a website. Editors upload images freely and most of them don’t rely on using the correct image format, or even worse, they don’t bother to optimize the image at all. However, the Linux terminal offers a great way to recursively optimize PNG files. Install OptiPNG and PNGCrush…

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How can I Disable CPU Frecuency Scaling?

As a web performance addict, I’m always looking for ways to improve system performance and speed web applications. And today I will share with you the magic of CPU frecuency scaling, and a practical how to guide to disable CPU frecuency scaling to run your system at full CPU speed. Before getting into how to disable CPU frecuency scaling,…

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301 Redirect: all HTTP requests to HTTPS

I’m trying to redirect all insecure HTTP based requests on my site (http://www.example.com) to HTTPS (https://www.example.com). My page uses PHP,  how can I do this redirect usig .htaccess with Apache web server? That was the question made by one customer earlier this week. First things first: the redirection from HTTP to HTTPS is done at web server level, altough…

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How to install LiteSpeed cPanel Plugin on WHM Servers Step by Step

LiteSpeed is a fantastic alternative to Apache and Nginx web servers. And the best, is that it is 100% compatible with cPanel and it also supports .htaccess rewrite rules. Today you will learn the quick and easy way to install LiteSpeed cPanel Plugin and to tweak its performance and security settings. LiteSpeed Web Server, also known as LSWS, is a high performance…

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Install / Upgrade to PHP 7.1 on CentOS 7 / RHEL 7 using Remi RPM Repo

Days ago I had to upgrade to PHP 7.1 on the nixcp.com server, it was a major upgrade since I was running PHP 5.6.x. This was on the top of my todo list after I read that PHP 7.1 was 20% faster than PHP 7.0 (and we all know PHP 7.0 is around twice as fast as PHP…

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Let’s Encrypt: The client lacks sufficient authorization :: Invalid response

Recently I started using Let’s Encrypt SSL certificates for my site cPanelTips.com. Let’s face it, Let’s Encrypt has changed the way we install SSL certificates. The old days when you had to fill in your company and personal details, generate the CSR code, and then submit to the SSL registrar, to finally wait for the CRT code ware…

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Top 4 Nginx Modules for cPanel and WHM

As we all know, cPanel doesn’t fully support Nginx yet, it will be ready in the future as it is one of the most requested features from their users. However, in the meantime, if you want to have Nginx on cPanel you will have to do it using 3rd party modules. Nginx is almost 2x fast as Apache while…

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