From the blog

FTP command not found

Linux / Unix Tips and Tricks

FTP CFTHave you ever heard about FTP? It is a very popular protocol used to transfer files between servers or between a user’s computer and a server. While some people consider it to be insecure and instead prefer other options like SFTP, it is nonetheless used by thousands of users around the world, and today we are going…

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AWS S3 cp command explained

AWS Tutorials

Amazon Web Services, or AWS, is a widely known collection of cloud services created by Amazon. It is a big suite of cloud services that can be used to accomplish a lot of different tasks, all of them based on the cloud, of course, so you can access these services from any location at any time you want….

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cPanel DNS Tutorials – Step by step guide for most popular topics

cpanel tips and tricks

How to Add SPF and DKIM to All Domains in cPanel Servers Question: How can I add SPF and DKIM to all domains in cPanel server? Answer: You can do it with this tyny handy script that we will show you below using the command line from the root user of your cPanel server. SPF and Domain Keys (DKIM)…

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psql command not found

Linux / Unix Tips and Tricks

PostgreSQL is a very popular database engine used by a lot of websites, is one of the most used relational database management system available, and after installing it we can use some tools that it includes. One of these tools is a command-line tool called psql, and today we are going to learn a lot about it, and…

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How to Change Hostname on CentOS Linux

centos tips and tricks

A lot of us have heard or read the word hostname before, but the meaning of this term may not be exactly clear if we are not related to the hosting industry or to the Linux community in some way. We may also hear about it if we are taking part in a web development career. If you…

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Source command not found

Linux / Unix Tips and Tricks

Many times when we are working on Linux we have come across a pretty common error regarding source. This error is source: command not found, and today we are going to explain to you everything that you need to know about it. In this article, you will learn what is source, why this error happens and of course,…

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Disable Firewalld on CentOS

centos tips and tricks

How can I disable Firewalld on CentOS Linux? That’s is one of the main questions asked on forums and places when you are a beginner working on CentOS systems. The short answer is, you don’t need to disable it, that’s the easy workaround. However, if you don’t have time to play with firewalld and learn how it works,…

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