Yum is a package manager used on Red Hat, CentOS, and other Linux distributions that use RPM Package Manager. Yum is used to install, update, delete, or otherwise manipulate the packages installed on these Linux systems. In this tutorial, we will cover the yum update command – what it is, how to use it, and […]
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Important Facts Everyone Needs to Know About Blockchain technology
If you were to ask the general population what they know about blockchain technology, you wouldn’t be surprised to hear that most of them either know nothing at all or can connect the blockchain to cryptocurrencies. They wouldn’t be wrong. Cryptocurrency is, in fact, dependent upon blockchain technology and it is the technology that has […]
SSH port forwarding (tunneling) in Linux
In this tutorial, we will cover SSH port forwarding in Linux. This is a function of the SSH utility that Linux administrators use to create encrypted and secure relays across different systems. SSH port forwarding, also called SSH tunneling, is used to create a secure connection between two or more systems. Applications can then use […]
Docker Tutorial: Play with Containers (Simple Examples)
Docker has had a huge impact on software development life cycle, making the deployment of software at scale easy and secure. This Docker tutorial will cover the basics of running, starting, stopping, and removing Docker containers. Docker makes it so easy to work with different programming languages with different versions on different operating systems all […]
Cast or Convert an Array to Object Using PHP (Hydrator Pattern)
In this post, we will convert an array to object using PHP hydrator pattern. This method is so simple, it’s about transferring data from one place to another. We will define a class that will take an array and an object as inputs and search for all set() methods in the object and fills it […]
Cast or Convert an Array to Object Using PHP (Hydrator Pattern)
In this post, we will convert an array to object using PHP hydrator pattern. This method is so simple, it’s about transferring data from one place to another. We will define a class that will take an array and an object as inputs and search for all set() methods in the object and fills it […]
Install, Configure, and Maintain Linux DNS Server
The DNS (Domain Name System) is a naming system for computers, the service that does that is called DNS server which translates an IP address to human readable address. This process is the backbone of the internet and a very important service in your server, so from that point, we will discuss DNS server or […]
