Linux

How to Allow Underscore Headers in Nginx

Learn how to configure Nginx to accept HTTP headers containing underscores.

Sep 28, 2025 · 1 min read

How I Accidentally Discovered Crypto-Miner Malware (perfctl) on an Ubuntu Server

A story about how a simple MongoDB installation job turned into the discovery of crypto-miner malware called perfctl.

Jan 3, 2025 · 5 min read

How to Run Microsoft Edge without CORS Restriction

A simple guide on how to start a Microsoft Edge web browser with CORS disabled for development and testing

Oct 25, 2024 · 2 min read

How to Run Google Chrome without CORS Restriction

A simple guide on how to start a Google Chrome or Chromium web browser with CORS disabled for development and testing

Oct 7, 2024 · 3 min read

Disable Mail Notification from Cron

How to stop receiving email alert from cron on any unix / linux environment

Jan 14, 2021 · 1 min read

CMake Version 3 Installation on Ubuntu 14.04

How to install CMake version 3 on Ubuntu using package manager

Aug 4, 2018 · 2 min read

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