GoLinuxCloud | How To | Guide

Complete Tutorial on Node.js Passport [Practical Examples]

Node.js passport simplifies user authentication and authorization when building web applications. Despite the usefulness of passport.js, you may fail to maximize its potential without understanding HTTP headers, middleware, sessions, the concept of strategies, and user

Steps to perform Remote Packet Capture with Wireshark

There are many packet capture methods, such as local, remote, network (Tap, SPAN) and so on. We will discover how to capture packets remotely in this article. Remote packet capture on a Windows operating

Complete Shodan Tutorial | The Search Engine for Hackers

What is Shodan? Shodan is a search engine but very different from regular search engines like Google, Yahoo, Bing, etc., which search the web for standard websites. Shodan was explicitly designed and developed to pull

10+ mdadm command examples in Linux [Cheat Sheet]

Introduction to mdadm command RAID is the short form for Redundant Array of Independent Disks. RAID is used to store data across multiple devices. It helps to prevent data loss if a drive has failed.

Configure VRRP using Keepalived and Cisco’s Router with Examples

Introduction to Virtual Router Redundancy Protocol (VRRP) Virtual Router Redundancy Protocol (VRRP) is an open standard protocol, which has been developed by IEEE (Institute of Electrical and Electronics Engineers). It provides redundancy in a network

35+ SQL Functions Explained in Detail [Practical Examples]

40+ SQL Functions Explained in Detail [Practical Examples]

Overview of SQL Functions SQL provides much in-build function to perform operation of table data, these functions can be with-in SQL statements or queries, and can also be used within the programming environment provided by

10+ bzip2 command examples in Linux [Cheat Sheet]

Introduction to bzip2 command File compression is a technique in which the file or group of files is compressed into a single archive file to reduce the size. There are several tools that you can

5 pvcreate command examples in Linux [Cheat Sheet]

Introduction to pvcreate command pvcreate command initializes a disk or partition as a physical volume. The physical volumes are used to create a volume group and the LVM logical volumes are created on the volume

vgcfgrestore: Recover LVM without Backup [100% Working]

Introduction to vgcfgrestore command vgcfgrestore restores the metadata of a volume group from a text backup file produced by vgcfgbackup. Sometimes, you might accidentally remove a logical volume or want to restore the deleted logical