Introduction How to Configure PostgreSQL Remote Access on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]
ProFTPD is a popular ftp server. Although it is not the lightest ftp server available for virtual servers, it is a powerful and configurable program. This tutorial explains how to install, configure, and access the ProFTPD server. It is written for Ubuntu 12.04.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: FreeBSD 12 đź“– ~4 min read • Source: FreeBSD VuXML VuXML topic: NPM — Multiple vulnerabilities Related CVEs: CVE-2019-16775 CVE-2019-16776 CVE-2019-16777 Upstream summary: NPM reports: Global node_modules Binary Overwrite Symlink reference outside of node_modules Arbitrary File Write Table of contents Symptom & […]
Kubernetes is an open source container orchestration system. It allows you to create, update, and scale containers without worrying about downtime. In this tutorial, you will deploy a PHP 7 application on a Kubernetes cluster with Nginx and PHP-FPM running in separate containers.
After completing this tutorial, you’ll have created Nagios Plugins with Python on a CentOS 6 virtual server.
Ceph is a unified, distributed storage system that simultaneously provides object, block, and file storage on commodity hardware. It eliminates single points of failure through replication and erasure coding, and scales linearly by adding nodes. The cephadm tool, introduced in Ceph Octopus, simplifies cluster deployment by using containers (Podman on RHEL 8) to manage Ceph […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: SLES 12 đź“– ~4 min read • Source: SUSE advisory SUSE-IU-2020:117-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-18751 Upstream summary: An issue was discovered in GNU gettext 0.19.8. There is a double free in default_add_message in read-catalog.c, related to an invalid free […]
Hidden Markov Models explained in simple terms. Learn how HMMs work, their components, and use cases in speech, NLP, and time-series analysis.
If you are a Java Developer, I am sure that you must be aware of ConcurrentModificationException that comes when you want to modify the Collection object while using iterator to go through with all its element.
đźź High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: SLES 15 đź“– ~4 min read • Source: SUSE advisory SUSE-SU-2020:0320-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-19316 Upstream summary: When using the Azure backend with a shared access signature (SAS), Terraform versions prior to 0.12.17 may transmit the token and state […]
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