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Installing and Configuring Laravel with Nginx on Ubuntu 20.04

Introduction Laravel is a web application framework that comes with a set of built-in tools and resources to develop modern PHP applications. It’s well-known for its reliability, performance, efficiency, modularity, and security. Because of its various built-in features, Laravel has seen incredible growth in its popularity. Many developers are adopting Laravel to streamline the web development process. This guide will …

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Build and Deploy a Flask Application with Docker on Ubuntu 20.04

Introduction Docker is an open-source container platform. It is a lightweight, virtualized, portable, software-defined standardized environment that allows the software to run in isolation from other software running on the physical host machine. Docker offers a lightweight alternative to virtual machines. At the same time, it provides portability, performance, agility, and scalability of applications. For a comprehensive guide about the …

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An Overview of the Sed Stream Editor to Manipulate Text in Linux

The command sed is an abbreviation for stream editor. It’s a widely popular tool on Linux/UNIX systems. Sed isn’t a text editor by itself. However, it can perform various modifications to manipulate a given text. The text input is sent as a stream. Sed then performs the instructed actions on the stream. This guide gives an overview of the sed …

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Exploring CloudSigma PaaS: How to Utilize Ruby PaaS Hosting Services?

What is Ruby? Ruby is an open-source programming language that is well known for having one of the most natural and easy-to-read syntaxes. This object-oriented programming language combines the best features of other languages to make a simple yet rewarding approach a possibility. In addition to its object-oriented nature, Ruby also offers features such as operator overloading, iterators and closures, …

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Installing and Configuring Ansible on Ubuntu 20.04

If you are a system administrator, it’s important that you have a consistent way of managing all of the servers and computers you are using. Configuration management systems can streamline the process to a great degree. They manage all the systems efficiently from a central location. On Linux, there are multiple configuration management systems available. For example, Puppet, Chef, Ansible, …

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Installing and Configuring Postfix as a Send-only SMTP Server on Ubuntu 20.04

Postfix is a popular free and open-source software that acts as a mail transfer agent (MTA). The job of Postfix is to route and deliver emails. Besides the classic usage, Postfix can also be configured to send emails by local applications only. This application of Postfix is a useful trick to deploy in various situations. For example, it can be …

WordPress deploy with Docker

How to Deploy WordPress with Docker Containers on Ubuntu 20.04

Introduction WordPress is one of the most popular Content Management Systems (CMSs) out there. Statistically, it powers over 39% of all websites you see around the world wide web. It’s a popular choice because of its extensibility through plugins and its flexible templating system. It allows you to change its appearance in seconds. Moreover, its administration can be done through …

Setting Up an NFS Mount on Ubuntu 20.04

The Network File System (NFS) is a distributed storage solution. It’s a file system protocol that allows mounting remote directories on the local server and uses it as if it was local storage. NFS allows multiple clients to share remote storage. It is well-suited for environments that regularly require shared resources. NFS is built on the ONC RPC (Open Network …

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Basics of JavaScript: How to Work with Date and Time

Introduction Date and time are not only critical components of routine life but also a part of computer programming. Whether you need them to book appointments or display a calendar, there are many reasons why you would require a date and time. The applications of date and time features are extensive and extremely versatile. The versatility comes from the fact …

Pull Request on GitHub

Creating a Pull Request on GitHub

Git is a distributed version control system that is easily scalable. It’s suitable for projects of all sizes. In the Git ecosystem, project codes are stored in a Git repository. The GitHub website is one of the most popular places to host Git repositories. GitHub offers both free and paid services for Git repo hosting. It makes managing Git repositories …

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Introduction to Helm: Package Manager for Kubernetes

Kubernetes is a popular and powerful container-orchestration system. Deploying applications to it, however, can be quite complex. That’s because a single application setup could entail generating several interdependent Kubernetes resources. Those can include deployments, pods, services, and replica sets. Each of these requires a YAML manifest file to be written. To ease the process of packaging, configuring, and deploying applications …

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Sharing Data between Docker Containers

Introduction Docker is a container platform that is a lightweight, virtualized, portable, software-defined standardized environment that allows the software to run in isolation of other software running on the physical host machine. Docker is a defining component of the Continuous Development and Integration aspect of Software Development. By providing a consistent run-time environment, Docker ensures that software behaves the same …