Comment installer MariaDB sur Ubuntu 18.04 (20-04-FR)
MariaDB est un système de gestion de base de données open-source, couramment utilisé comme alternative à MySQL en tant que partie de la base de données de la populaire pile…
How To Create an HTTP Client with Core HTTP in Node.js
It’s common for a modern JavaScript application to communicate with other servers to accomplish a task. In this article, you will use the https Node.js module to make HTTP requests to a web API, including GET, POST, PUT, and DELETE requests.
Ubuntu 18.04 — sigil — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 April 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4085-1 Related CVEs: CVE-2019-14452 Upstream summary: Mike Salvatore discovered that Sigil mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the filesystem. Table […]
Ubuntu 16.04 — libreoffice — multiple vulnerabilities (16 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 April 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4138-1 Related CVEs: CVE-2019-9854 CVE-2019-9850 CVE-2019-9851 CVE-2019-9852 CVE-2019-9848 CVE-2019-9849 CVE-2018-10119 CVE-2018-10120 +8 more Upstream summary: It was discovered that LibreOffice incorrectly handled embedded scripts in document files. If a user […]
Cómo cambiar la opacidad de una imagen de fondo en CSS
Con CSS y CSS3 puede hacer muchas cosas, pero establecer una opacidad en un fondo de CSS no es una de ellas. Sin embargo, si usa la creatividad, hay muchas soluciones creativas para hacer que parezca que está cambiando la opacidad de la imagen de fondo en CSS. Ambos métodos tienen…
How to Set Up a DNS Server with BIND9 on RHEL 8
Running your own DNS server gives you full control over name resolution for internal infrastructure and reduces dependency on external resolvers. BIND9 (Berkeley Internet Name Domain) is the most widely deployed DNS server in the world and is available in the default RHEL 8 repositories. On RHEL 8, the package is split into bind (the […]
How to Evaluate Deep Learning Models: Key Metrics Explained
Learn to evaluate deep learning models using the confusion matrix, accuracy, precision, and recall. Covers binary, multi-class, and object detection with Scikit-learn.
FreeBSD 12 — percona55-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: MySQL Server — Multiple vulerabilities Related CVEs: CVE-2015-3194 CVE-2015-4792 CVE-2015-4802 CVE-2015-4807 CVE-2015-4815 CVE-2015-4826 CVE-2015-4830 CVE-2015-4836 +12 more Upstream summary: Oracle reports: This Critical Patch Update contains 45 new security patches […]
Android CoordinatorLayout
Up until now we've used android CoordinatorLayout in plenty of our tutorials. Yet we haven't gone into it's details. In this tutorial we'll discuss and customise the CoordinatorLayout in android app. Android CoordinatorLayout Android CoordinatorLayout is a super-powered [FrameLayout](/community/tutorials/android-framelayout-absolutelayout-example-tutorial). It has a lot more to offer than it seems. It has additional level of control […]
How to Install Apache Kafka on RHEL 8
Apache Kafka is a distributed event streaming platform capable of handling millions of messages per second, making it a popular choice for real-time data pipelines, log aggregation, and event-driven microservices. Kafka is distributed as a self-contained binary archive and does not require a package manager installation, so the setup process involves downloading, configuring, and wrapping […]