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How to increase the open files limit in Linux

The default open files (nofile) limit is 1024. Let’s see how we could confirm and increase it on user and system-wide level.

In Linux, Jan 16, 2022

How to install Podman Compose on CentOS 7

When it comes to installing podman-compose on CentOS 7 it follows the same procedure as on the other RHEL-based distros and there are three ways to achieve it. You only need to make s...

In Podman, CentOS, Jan 15, 2022

Docker vs Podman

2022 might be the year of DevOps alternatives, including cloud providers, CI/CD tools and even containers. Speaking of containers, Podman looks like a promising alternative to Docker....

In Docker, Podman, Jan 14, 2022

SFTP transfer files non-interactive through the command line

This tutorial is aimed to show you how to download files from a remote sftp server and of course how to upload files to a remote sftp server. It’s useful if you are writing a bash or ...

In SFTP, Jan 13, 2022

How to get regional Azure public IP address ranges

Public Azure cloud IP ranges and service tags could be important thing when working with services and NSGs (Network Security Groups). The list could be downloaded as a JSON file in a ...

In Azure, Jan 12, 2022

How to connect with SFTP through the command line

Most of the shared hosting platforms are providing SFTP access to the end-users as a secure file transfer protocol. There are a lot of free and open source GUI platforms for ftp, SFTP...

In SFTP, Jan 11, 2022

How to show future dated posts in Jekyll

By default, Jekyll doesn’t display posts with future dates. Sometimes we want to test them before publishing, and for that reason there is a plain solution.

In Jekyll, Jan 10, 2022

Install Podman Compose on Ubuntu 20.04

Installation of podman-compose on Ubuntu 20.04 is pretty simple, quick, and can be achieved in three ways. Before jumping on the installation part make sure that you have python3 and ...

In Podman, Ubuntu, Jan 09, 2022

Configure auto logout from the Azure Portal

In case you didn’t know by now, Azure Portal offers a decent amount of customization, including option to auto logout after a period of time.

In Azure, Jan 08, 2022

Install Podman Compose on Amazon Linux 2

As Podman is becoming a suitable way for replacing docker he also offers a compose file for managing multiple services as docker-compose. There are three ways to install it, and I’m g...

In Podman, AWS, Amazon Linux 2, Jan 07, 2022