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How to create Cloudwatch alarms for an S3 Bucket on AWS

Cloudwatch provides Storage Metrics and Request Metrics for S3 Buckets. Storage Metrics come up with no extra cost and provided once a day whereas Request Metrics are available at 1-minute intervals and incur charges.

How to Install Invoice Ninja on Ubuntu 20.04

Invoice Ninja is a free and open-source online invoicing app for freelancers & businesses that helps you to accept payments, track expenses, create proposals, and time-tasks. In this tutorial, we will show you how to install Invoice Ninja with Apache and Let's Encrypt SSL on Ubuntu 20.04 server.

How to recover AWS account access if the MFA device is lost

It is recommended to enable Multifactor Authentication (MFA) for your AWS account. MFA is used to secure your AWS account, it adds an extra layer of security to the account. This guide shows you how to access your account when the 2nd-factor device is lost.

Monitoring system resources using SAR on Ubuntu 20.04

SAR also know as a "System Activity Report" is a system resource monitoring tool for Linux operating systems. In this tutorial, we will show you how to install and use SAR to monitor system performance.

How to Install Matomo (Piwik) Web Analytics on CentOS 8

Matomo formerly known as Piwik is an open-source analytics application for the Linux operating system. It is very similar to Google Analytics that helps you to tracks and display the location of user visits.

Getting started with GIT on Linux

Git is a distributed version control system. It is used for tracking changes in any files. It was designed for coordinating work among programmers operating on source code during the software development process. In this article, I will show you the commands to perform basic operations on a Git repo ...