Liven up Your Node.js Scripts with a Command-line Throbber
Learn how to add command-line throbbers/spinners to your Node.js scripts and make things more fun/visual.
How to Configure Nginx Server Blocks (Virtual Hosts) on RHEL 8
Nginx server blocks — equivalent to Apache’s virtual hosts — allow a single Nginx instance to serve multiple websites from one server. Each server block defines a distinct configuration scope that responds to specific domain names or IP addresses. On RHEL 8, additional server block configuration files are stored under /etc/nginx/conf.d/ and automatically loaded by […]
Gentoo Linux — dev-ruby/ruby-openid — vulnerability — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read • Source: Gentoo GLSA GLSA-202003-09 Related CVEs: CVE-2019-11027 Upstream summary: It was discovered that OpenID library for Ruby performed discovery first, and then verification. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]
How To Use Mina to Deploy a Ruby on Rails Application
Here’s how to use Mina to deploy a Ruby on Rails app.
FreeBSD 12 — fspd — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 15 June 2020 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: fsp buffer overflow and directory traversal vulnerabilities Related CVEs: CVE-2003-1022 CVE-2004-0011 Upstream summary: The Debian security team reported a pair of vulnerabilities in fsp: A vulnerability was discovered in fsp, […]
How to Set Up Railo CFML Engine with Tomcat and Apache on a Debian 7 or Ubuntu 13 VPS
In this the cloud provider article, we will talk about installing and setting up Railo CFML Engine running under Apache Tomcat servlet container with Apache HTTP Server. Afterwards, you will be able to deploy Railo powered CFML web applications and web sites by associating a regular Apache VirtualHost with Tomcat using the provided Tomcat Host example.
Ubuntu 18.04 — freeimage — multiple vulnerabilities (5 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 15 June 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6586-1 Related CVEs: CVE-2019-12211 CVE-2019-12213 CVE-2020-21427 CVE-2020-21428 CVE-2020-22524 Upstream summary: It was discovered that FreeImage incorrectly handled certain memory operations. If a user were tricked into opening a crafted TIFF […]
How To Install Git on a CentOS 6.4 VPS
Git is a distributed version control system that can be used to manage project files and source code for any site or application. This guide will cover how to install git from the CentOS repositories, or from source.
openSUSE Tumbleweed — tuxguitar — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2020-14940 CVE-2020-13940 Upstream summary: An issue was discovered in io/gpx/GPXDocumentReader.java in TuxGuitar 1.5.4. It uses misconfigured XML parsers, leading to XXE while loading GP6 (.gpx) […]
React でスムーススクロールを実装する方法
スムーススクロールとは何でしょう。ボタンをクリックして（同じ） ページの別の箇所へジャンプさせる代わりに、スクロールアニメーションによってそこまで移動させ機能です。これはサイトの美観に差をつける繊細な機能です。