How to Get Started With the JavaScript Performance API
An overview of the JavaScript APIs available to monitor your website’s performance in the wild.
Создание веб-приложения с помощью Flask в Python 3
Автор выбрал фонд Free and Open Source Fund для получения пожертвования в рамках программы Write for DOnations. Flask — это небольшой и легкий веб-фреймворк, написанный на…
How To Install and Configure an Apache ZooKeeper Cluster on Ubuntu 18.04
ZooKeeper is an open source software that enables resilient and highly reliable distributed coordination. In this guide, you will install and configure Apache ZooKeeper 3.4.13 on Ubuntu 18.04.
openSUSE Tumbleweed — python-Beaker — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory Related CVEs: CVE-2012-3458 Upstream summary: Beaker before 1.6.4, when using PyCrypto to encrypt sessions, uses AES in ECB cipher mode, which might allow remote attackers to obtain portions of sensitive session […]
How to Set Up Windows Server 2019 Network File System
How to Set Up Windows Server 2019 Network File System Network File System (NFS) on Windows Server 2019 enables interoperability between Windows and Unix/Linux systems by providing NFS server and client roles. The Server for NFS role allows Windows Server 2019 to export shared directories that Linux, macOS, and other Unix-based systems can mount natively. […]
How to Configure Automatic Security Updates on RHEL 8
Keeping a RHEL 8 server patched against known vulnerabilities is one of the most impactful security practices an administrator can adopt. While manual dnf update runs give you full control, many servers benefit from automatic application of security-only patches without requiring human intervention. RHEL 8 provides the dnf-automatic package, which integrates with systemd timers to […]
How To Generate a Vue.js Single Page App With the Vue CLI
Vue.js is a popular JavaScript framework for creating user interfaces, often described as a combination of React and Angular, borrowing the prop-driven development of React and the templating of Angular. In this tutorial, you will use the Vue CLI vue create command to create a new Vue application, then try it out by building some single-file components.
FreeBSD 12 — tnftp — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 18 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: tnftp — mget does not check for directory escapes Related CVEs: CVE-2004-1294 Upstream summary: When downloading a batch of files from an FTP server the mget command does not check […]
How To Debug JavaScript with Google Chrome DevTools and Visual Studio Code
Learning to debug is an essential skill for developers, allowing them to quickly and efficiently fix errors during development. But how to use debugging tools is not always obvious when working with JavaScript outside of a full-fledged Integrated Developer Environment (IDE). In this tutorial, we’ll take a look at getting started debugging JavaScript with the Google Chrome DevTools, as well as with the popular text editor Visual Studio Code.
Ubuntu 16.04 LTS – apt fails behind proxy with Could not resolve security.ubuntu.com – Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 17 December 2019 Affected versions: Ubuntu 16.04 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 […]
