Linux Server Hardening: Complete Checklist for 2026
Linux server hardening checklist for 2026 with exact commands: SSH, firewall, fail2ban, sysctl, auditd, and Lynis audit steps for Ubuntu, Debian, RHEL, and AlmaLinux.
Systemd Transient Units: Run Jobs Without Root
If you’ve ever needed to run a quick background job on a Linux server, you’ve probably reached for nohup, a cron entry, or a throwaway shell script. Those work, but they’re messy. Systemd transient units give you a cleaner option. Since systemd 257, you can launch ephemeral services without touching a unit file and, in […]
Multicloud Migration: Setup and Strategy Guide for Linux
Multicloud migration for Linux teams: 6R strategies, Terraform setup, and practical steps for moving workloads between AWS, Azure, and GCP without the usual headaches.
Docker vs Podman on Linux: Which Should You Use in 2026?
Docker vs Podman compared in 2026: architecture, security, commands and licensing side by side for Linux. Find out which container runtime fits your workflow.
How to Install Ollama on Linux and Run AI Models Locally
Install Ollama on Linux to run Llama 3, Mistral, and DeepSeek on your own server. No API costs, no data leaving your machine. Full setup guide for Ubuntu, Debian, RHEL, and AlmaLinux.
Copy Fail CVE-2026-31431: Linux Kernel Root Exploit Fix
CVE-2026-31431 Copy Fail is a critical Linux kernel vulnerability — any local user gets root access with a 732-byte script on all kernels since 2017. Immediate mitigation and full patch guide for Ubuntu, Debian, RHEL, AlmaLinux, and cPanel servers.
MySQL Not Starting After Disk Full: InnoDB Recovery Without a Backup
MySQL not starting after disk full? This guide fixes InnoDB doublewrite buffer corruption using innodb_force_recovery and innodb_doublewrite=0. Full step-by-step recovery for Linux and cPanel/WHM servers — no backup needed.
Oracle Apex 22.1 Installation with ORDS on Windows Server
Oracle Apex 22.1 with ORDS installation on Windows Server Oracle Application Express (APEX) is an enterprise low-code development platform from Oracle Corporation. APEX is used for developing and deploying cloud, mobile, and desktop applications. Oracle Apex Installation Requirements Before installing Oracle APEX in a on-premises (or local) installation you must verify your configuration meets the minimum installation […]
Install Memcached with Apache on Centos 6/7
Memcached is a general-purpose distributed memory caching system. It is often used to speed up dynamic database-driven websites by caching data and objects in RAM to reduce the number of times an external data source must be read. Memcached is free and open-source software, licensed under the Revised BSD license yum install memcached Configure memcache […]
CentOS WebPanel Installation and Configuration
CentOS WEB PANEL Best freeware opensource hosting panel for CentOS/Redhat/CloudLinux. Note:- CWP only supports static IP. It is best freeware opensource hosting panel for CentOS/Redhat/CloudLinux. Setup Hostname This hostname cannot be the same as any domain that is on your server (for example, if linuxjust4u.com is a domain on your server, use hostname.example.com as your […]