chris

How to Install Xdebug for PHP on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Xdebug for PHP on RHEL 8

Xdebug is the de facto debugging and profiling extension for PHP, giving you step-by-step execution, variable inspection, stack traces, and code coverage reports. Installing it on RHEL 8 requires a few extra steps compared to other distributions because RHEL’s default PHP packages do not include Xdebug in their repos. This tutorial walks through installation from […]

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Oracle Linux 8 — opensc security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — opensc security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4483)

🟡 Medium   ⏱ 10–30 min  Last verified: 1 February 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4483 Related CVEs: CVE-2019-15946 CVE-2019-19481 CVE-2019-15945 CVE-2019-19479 CVE-2019-20792 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Debian 10 — uriparser — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — uriparser — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 February 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-46141 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Java DataSource, JDBC DataSource Example — step-by-step Programming tutorial on Progressive Robot

Java DataSource, JDBC DataSource Example

URL: https://www.progressiverobot.com/java-datasource-jdbc-datasource-example/ Java DataSource and JDBC DataSource programming is the way to work with database in our java programs. We have already seen that [JDBC DriverManager](/community/tutorials/jdbc-example-mysql-oracle "JDBC Example Tutorial – Drivers, Connection, Statement and ResultSet") can be used to get relational database connections. But when it comes to actual programming, we want more than just […]

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How to Set Up IPsec VPN with Libreswan on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up IPsec VPN with Libreswan on Oracle Linux 8

Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying set up ipsec vpn with libreswan on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up IPsec VPN with Libreswan on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, […]

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How To Use Loops in Ansible Playbooks — step-by-step Devops tutorial on Progressive Robot

How To Use Loops in Ansible Playbooks

When automating server setup, sometimes you’ll need to repeat the execution of the same task using different values. For instance, you may need to change permissions of multiple files, or create multiple users. To avoid repeating the task several times in your playbook file, it’s better to use loops instead. In this guide, learn more about how to use loops in Ansible playbooks.

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Ubuntu 20.04 — opensaml — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — opensaml — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 February 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7364-1 Related CVEs: https://launchpad.net/bugs/2103420 Upstream summary: Alexander Tan discovered that the OpenSAML C++ library was susceptible to forging of signed SAML messages. An attacker could possibly use this issue to […]

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