In this article, we will see how we can install emacs in a Linux system and use it for basic text editing. Emacs is also available for graphical window managers for Linux like GNOME; however, we will only cover the “text based” version here.
Apache Cassandra is an open-source, masterless, and distributed NoSQL database system. Cassandra is considered highly suited for mission-critical applications and multi-node setups because it’s scalable, elastic, and fault-tolerant. In this tutorial, you’ll install and use Cassandra to run a single-node cluster on Ubuntu 22.04.
🟡 Medium ⏱ 10–30 min Last verified: 11 November 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5759-1 Related CVEs: CVE-2021-45940 CVE-2021-45941 CVE-2022-3533 CVE-2022-3534 CVE-2022-3606 Upstream summary: It was discovered that LibBPF incorrectly handled certain memory operations under certain circumstances. An attacker could possibly use this issue […]
🟡 Medium ⏱ 5–30 min Last verified: 10 November 2022 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related […]
🟠 High ⏱ 5–30 min Last verified: 9 November 2022 Affected versions: Ubuntu 22.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
There are many use cases for streaming video. Service providers such as Twitch have become very popular for handling the community management aspects of streaming, and free software such as OBS is widely used for combining video from multiple stream sources. While these platforms are very powerful, in some cases you may want to be able to host a stream that does not rely on other service providers. In this tutorial, you will learn how to use Nginx to host an independent RTMP video stream.
🟡 Medium ⏱ 5–30 min Last verified: 7 November 2022 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]
🟢 Low ⏱ 5–15 min Last verified: 6 November 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5556-1 Related CVEs: CVE-2022-2553 Upstream summary: It was discovered that Booth incorrectly handled user authentication. An attacker could use this vulnerability to cause a denial of service. Table of contents […]
asdf is a command line interface tool, or CLI tool, for managing different runtime versions across multiple programming languages. It unifies all the runtimes under one configuration file, and uses a plugin structure to manage everything with one tool. As an example, you can install Node.js, but then have asdf as a central repository of plugins with each plugin being maintained either officially or by community contributors.
🟡 Medium ⏱ 5–30 min Last verified: 5 November 2022 Affected versions: Ubuntu 22.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
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