• August 22, 2025

How to Backup and Restore PostgreSQL Databases Using pg_dump and pg_restore

Learn to efficiently backup and restore PostgreSQL databases using pg_dump and pg_restore with this comprehensive step-by-step article. pg_dump is a PostgreSQL backup utility that allows database administrators to export databases in various forms, including full, copy, incremental, and differential backups. Alongside pg_dumpall, this tool can export one or multiple databases in a…

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How to Commit Changes in Git

Learn how to create, skip staging, and amend commits in Git to maintain a clear project history. Committing changes is one of the most important actions in Git. It records the current state of your project by saving staged changes along with a message that explains what was done and…

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How to Switch Branches in Git

Learn how to use git switch to change branches in Git and manage local and remote development contexts. Branch switching in Git is changing your working directory to reflect the state of a specific branch. When you switch branches, Git updates the files in your working directory to match the…

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Deploy an AnyConnect Compatible VPN Server with Certificate Verification on CentOS 7

Deploy an AnyConnect Compatible VPN Server with Certificate Verification on CentOS 7 Introduction AnyConnect is a remote access solution developed by Cisco that is well-known for portability and stability. This guide explains how to install ocserv on CentOS7, which is open-source and compatible with Cisco AnyConnect, and deploy certificate verification. Prerequisites A…

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Connect an On-Premises Network to a Vultr VPC with an IPsec VPN

Connect an On-Premises Network to a Vultr VPC with an IPsec VPN Introduction This article explains how to connect an On-Premises network to a Vultr Virtual Private Cloud (VPC) network using Internet Protocol Security (IPsec) to create a site-to-site tunnel. Internet Key Exchange (IKE) V2 is used to create and…

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How To Clean Up Docker With Prune

Free up disk space by cleaning unused Docker resources. Learn how to use the docker prune commands safely and effectively, with tips to avoid accidental data loss. Docker is a widely used containerization platform for building, running, and distributing applications. As you develop and deploy containers over time, Docker can…

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