February 2021 - Page 35 of 62

JavaMail Example - Send Mail in Java using SMTP — step-by-step Programming tutorial on Progressive Robot

JavaMail Example – Send Mail in Java using SMTP

URL: https://www.progressiverobot.com/javamail-example-send-mail-in-java-smtp/ Today we will look into JavaMail Example to send email in java programs. Sending emails is one of the common tasks in real life applications and that's why Java provides robust JavaMail API that we can use to send emails using SMTP server. JavaMail API supports both TLS and SSL authentication for sending […]

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Как установить Java в Ubuntu с помощью Apt-Get — step-by-step Linux tutorial on Progressive Robot

Как установить Java в Ubuntu с помощью Apt-Get

Множество других статей и программ требует установленной Java. В этой статье мы осветим процесс установки и управления различными версиями Java. Это рекомендуемый и наиболее простой вариант. В Ubuntu 12.04 и более ранних…

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How to Set Up a DNS Server with BIND9 on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up a DNS Server with BIND9 on RHEL 7

How to Set Up a DNS Server with BIND9 on RHEL 7 The Berkeley Internet Name Domain (BIND) is the most widely deployed DNS server software in the world, and BIND 9 is the version available in the RHEL 7 package repositories. Setting up your own DNS server gives you authoritative control over a domain […]

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How To Manage Infrastructure Data with Terraform Outputs — step-by-step Devops tutorial on Progressive Robot

How To Manage Infrastructure Data with Terraform Outputs

Terraform outputs are used to extract information about the infrastructure resources from the project state. In this tutorial, you’ll learn about Terraform outputs their syntax and parameters by creating a simple infrastructure that deploys Droplets. You’ll also learn about parsing the outputs programmatically, by converting them to JSON.

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2021-9114)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9114 Related CVEs: CVE-2021-27364 CVE-2021-27365 CVE-2021-27363 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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Como começar a usar a biblioteca Requests em Python — step-by-step Python tutorial on Progressive Robot

Como começar a usar a biblioteca Requests em Python

Em vários aplicativos Web, é comum conectar-se a vários serviços de terceiros usando APIs. Ao usar essas APIs, você tem acesso a dados como informações meteorológicas, placares esportivos, listas de filmes, tweets, resultados de mecanismo de busca e fotos. Também é possível usar…

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