How to Install Deno on RHEL 7 Deno is a modern, secure runtime for JavaScript and TypeScript built on V8 and Rust. Created by Ryan Dahl — the original author of Node.js — Deno was designed to address architectural decisions in Node.js that became pain points over time: no built-in TypeScript support, a complex and […]
How to Install .NET SDK and Runtime on RHEL 7 The .NET platform from Microsoft is an open-source, cross-platform framework for building modern web applications, APIs, command-line tools, microservices, and more. Since .NET Core 3.x and the subsequent unified .NET 5+ releases, Linux has been a first-class deployment target — and Red Hat Enterprise Linux […]
How to Install Ruby with rbenv on RHEL 7 Ruby is a dynamic, expressive programming language favored for its clean syntax, productivity-oriented design, and thriving ecosystem. While RHEL 7’s system repositories provide a version of Ruby, it is typically outdated and may conflict with modern applications and gems that require a specific Ruby release. The […]
How to Install Rust and Cargo on RHEL 7 Rust is a systems programming language designed for safety, speed, and concurrency. It has quickly become one of the most loved languages among developers due to its memory safety guarantees, zero-cost abstractions, and powerful type system. Unlike garbage-collected languages, Rust achieves memory safety at compile time […]
How to Install Go on RHEL 7 Go (also called Golang) is a statically typed, compiled programming language developed by Google, designed for simplicity, efficiency, and excellent support for concurrent programming. It has become a popular choice for building command-line tools, microservices, container runtimes (Docker and Kubernetes are both written in Go), and high-performance network […]
How to Install Maven and Gradle on RHEL 7 Apache Maven and Gradle are the two dominant build automation tools in the Java ecosystem. Maven, with its opinionated convention-over-configuration approach and XML-based pom.xml descriptor, has been an enterprise standard for over a decade. Gradle, a newer entrant, uses a Groovy or Kotlin DSL and provides […]
How to Install Python 3 and pip on RHEL 7 RHEL 7 ships with Python 2.7 as the system default, and that version is deeply embedded in system utilities such as yum itself. Replacing or removing the system Python will break critical OS tooling, so the correct approach on RHEL 7 is to install Python […]
How to Configure Database Connection Pooling with PgBouncer on RHEL 7 Every PostgreSQL client connection spawns a backend process on the server, consuming approximately 5–10 MB of RAM for its working memory and adding overhead to the process scheduler. Applications that open hundreds of short-lived connections — such as PHP scripts, Node.js workers, or microservices […]
How to Install Apache Kafka on RHEL 7 Apache Kafka is a distributed event streaming platform designed for high-throughput, fault-tolerant, real-time data pipelines. Originally developed at LinkedIn and later open-sourced under the Apache Software Foundation, Kafka is used by thousands of companies to process trillions of events per day. Unlike traditional message queues, Kafka persists […]
How to Monitor MySQL with Prometheus mysqld_exporter on RHEL 7 Prometheus is an open-source monitoring system that scrapes metrics from instrumented targets at regular intervals and stores them in a time-series database. For MySQL monitoring, the official mysqld_exporter binary exposes hundreds of MySQL performance schema metrics, InnoDB statistics, replication lag, and query throughput in the […]
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