Posts by Guoan Xiao (Admin)

Install LEMP Stack on Debian 8 Jessie

How To Install LEMP Stack on Debian 8 Jessie (Nginx, MariaDB, PHP7)

LEMP stands for Linux, Nginx (Pronounced Egnine X), MySQL/MariaDB and PHP. It enables a server to host dynamic website and…

Auto-Publish WordPress Posts to Tumblr

Auto-Publish WordPress Posts to Tumblr with SNAP

In this tutorial, I will show you how to auto-publish your WordPress posts to Tumblr with a WordPress plugin called…

Auto-Publish WordPress Posts to Blogger

Auto-Publish WordPress Posts to Blogger with SNAP

Social Networks Auto-Poster or SNAP for short is a WordPress plugin that enable webmasters to auto-publish their posts to a…

Auto-Publish WordPress Posts to Facebook Page

Auto-Publish WordPress Posts to Facebook Page with Hootsuite

In this tutorial, I will show you how to auto-publish wordpress posts to Facebook Page with Hootsuite which is a…

facebook page

How to Create a Facebook Page

Facebook page is also known as facebook business page. When you create an account with facebook, you have a facebook…

perl: warning: Setting locale failed

How to Solve perl: warning: Setting locale failed

Today, on my ubuntu server I executed the following command to reconfigure MariaDB server. sudo dpkg-reconfigure mariadb-server-10.0 A warning appeared…

mysqldump: Error: Binlogging on server not active

mysqldump: Error: Binlogging on server not active-A Comprehensive Solution

mysqldump: Error: Binlogging on server not active I was using the mysqldump utility to backup MariaDB databases on my ubuntu15.10…

NPN and ALPN

Difference Between NPN and ALPN & How to Enable ALPN in Apache/Nginx

NPN (Next Protocol Negotiation) and ALPN (Application Layer Protocol Negotiation) are both TLS extensions. Since https, SPDY and HTTP/2 operate…

ssl/tls handshak explained

SSL/TLS Handshake Explained With Wireshark Screenshot (2022)

A TLS encrypted connection is established between the web browser (client) with the server through a series of handshakes. In…

How to Enable File Sharing between Host and Virtualbox Guest

In a previous tutorial, I showed you how to install Virtualbox guest additions on Debian. This tutorial will explain how…

install wireshark on linux

Install Wireshark on Linux and Allow non-root User to Capture Packets

In this tutorial, I’m going to show you how to install wireshark on Archlinux, Debian/Ubuntu, Fedora. By default, only root…

Install Virtualbox Guest Additions on Debian

How to Install Virtualbox Guest Additions on Debian Step by Step

In this tutorial I will show you how to install virtualbox guest additions on Debian virtual machine. Guest additions allow…

Origin IP

WordPress Security: Hackers Can Get Your Origin IP and How to Stop It

Today, I found a vulnerability in WordPress. Hackers can exploit it to get your server’s original IP so they can…

The Internet vs The Web

The Web Is Not The Internet and HTTP for Dummies

Tim Berners-Lee invented the World Wide Web (or simply the web)  around 1989 when he was working at CERN which…

SPDY and HTTP/2

What is HTTP/2 and How to Enable it on Nginx

One of the core technologies powering the web is HTTP. Unfortunately, HTTP/1.1 was designed for static HTML sites and was…

reverse proxy

Differences Between Forward Proxy and Reverse Proxy

There are mainly two types of proxy servers: forward proxy and reverse proxy. When people talk about proxy servers, most…

Backup WordPress Sites

How to Backup WordPress Sites If You Have Multiple Servers

People have multiple virtual private servers for various reasons. You may want to try different Linux distributions on differrent servers.…

Feed Did Not Valid

How to Solve Feed Did Not Valid Error for HTTPS Sites

In a previous post I showed you how to auto-publish your WordPress post to Google plus page via Hootsuite. But…

install-wordpress-on-ubuntu-22.04

Install WordPress on Ubuntu 22.04 with Nginx, MariaDB, PHP8.1 (LEMP)

This tutorial is going to show you how to install WordPress on Ubuntu 22.04 with Nginx, MariaDB, and PHP8.1 (LEMP…

Google Plus Business Page

Setting up your Google Plus Business Page in 2016

I will walk you through getting your Google Plus business page setup. This is an incredible way to get found,…