Category: DevOps

Difference between PHP MAIL and PHP MAILER

PHP Mail and PHP Mailer are two very useful tools for sending e-mails from web applications developed in PHP. PHP Mail PHP Mail is a PHP function that allows you to send emails from a web application. To use PHP Mail, you will need the following: A web se (...)

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How to empty the Swap memory of a Linux server

Occasionally we may receive resource usage alerts indicating that the server's Swap or Exchange Memory is at 100% usage. SERVICE ALERT: ce00000000000.dnssw.net Unix Memory Nou WARNING Usage: real 95% (11404/11995 MB), buffer: 3 MB, cache: 302 MB, swap: 100 (...)

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How to send mails from Python

To send emails from Python3 in an authenticated way via SMTP, you can use the smtplib library. You will need the access data to the email account from which the emails are going to be sent, together with the access data to the server. In this case, we will (...)

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How to install NodeJS in a Cloud with SWPanel

In this manual we will see how to install NodeJS in a Cloud with SWPanel. In addition, you will learn how to create a startup service so that the NodeJS server is always active as a service of the server and starts automatically in case of restarting the C (...)

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What is the Backtracking algorithm and how to apply it in C++?

The backtracking algorithm is a powerful technique for solving combinatorial and exhaustive search problems. It is used to explore all possible solutions to a problem in a systematic way, discarding those that do not satisfy certain conditions. In this man (...)

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