IT, Cloud & DevOps Blog

How To Use JMeter To Record Test Scenarios — step-by-step DevOps tutorial on Progressive Robot

How To Use JMeter To Record Test Scenarios

In this tutorial, we will teach you how to set up and use the Apache JMeter HTTP(S) Test Script Recorder to record HTTP requests. Recording HTTP requests is a great way to building test plans, and can be useful in creating tests that closely mimic a normal user’s behavior.

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How To Scale Django: Finding the Bottleneck — step-by-step Linux tutorial on Progressive Robot

How To Scale Django: Finding the Bottleneck

Once an app has been deployed and more and more people begin using it, it won’t be long before you begin to notice it slowing down. This is a common problem, and in this tutorial we will go over some tools that work with Django which can help to alleviate this issue.

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openSUSE Tumbleweed — rubygem-puppet — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — rubygem-puppet — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2011-3848 CVE-2011-3872 CVE-2012-3864 CVE-2012-3865 CVE-2012-3866 CVE-2013-3567 CVE-2013-4761 CVE-2014-3253  +2 more Upstream summary: Directory traversal vulnerability in Puppet 2.6.x before 2.6.10 and 2.7.x before 2.7.4 allows […]

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How to Set Up BGP Routing with BIRD on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set Up BGP Routing with BIRD on FreeBSD 12

Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up bgp routing with bird on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from […]

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How To Install the Apache Web Server on Ubuntu 18.04 [Quickstart] — step-by-step Linux tutorial on Progressive Robot

How To Install the Apache Web Server on Ubuntu 18.04 [Quickstart]

The Apache HTTP server is the most widely-used web server in the world. It provides many powerful features, including dynamically loadable modules, robust media support, and extensive integration with other popular software. In this guide, we’ll explain how to install an Apache web server on your Ubuntu 18.04 server.

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SLES 15 — opencv — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — opencv — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 June 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2018:1438-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-18009 CVE-2019-14491 CVE-2019-14492 CVE-2019-15939 Upstream summary: In OpenCV 3.3.1, a heap-based buffer over-read exists in the function cv::HdrDecoder::checkSignature in modules/imgcodecs/src/grfmt_hdr.cpp. Table of contents Symptom & […]

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How to Install and Get Started with Symfony 2 on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How to Install and Get Started with Symfony 2 on Ubuntu 14.04

Symfony is a full-stack, open source PHP framework, also well known for its independent components that can be easily integrated into any other PHP project. The Symfony framework is suitable for building PHP applications of any size, including console applications to run only on the command line.

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SLES 12 — ksh — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — ksh — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 June 2019 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:2756-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-14868 Upstream summary: In ksh version 20120801, a flaw was found in the way it evaluates certain environment variables. An attacker could use this flaw […]

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