Install Ubuntu Desktop Docker Using Portainer and Access it From Browser (VNC/noVNC)
It will be helpful for the testing if you have a Linux Desktop environment in the cloud. But I do not want to install a desktop environment to pollute my…
Cyber Attacks and Data Breaches List from 2014 to 2021
Thanks to IT Governance. It has compiled Cyber Attacks and Data Breaches list by month and year since 2014, might be earlier. Here are leaked records numbers since 2014: 2020…
Install Ubuntu 20.04 on Raspberry Pi
Running Ubuntu on your Raspberry Pi is easy. Just pick the OS image you want, flash it onto a microSD card, load it onto your Pi and away you go.…
Linux Tips and Tricks
This post is to summarize some interesting but special usage which is out of normal linux commands. For basic Linux commands, you can find it from my previous post.
Using SSMTP to Send Email From Linux Command Line Through Gmail Account
Ssmtp (Simple SMTP) is a little nice tool you can use under Linux command line to send out email. SSMTP allows users to transfer emails through an SMTP server from…
Free SubDomain from PP.UA and Integration with CloudFlare
During building my lab for testing, I tried to find a free subdomain to use which also can be integrated with CloudFlare. I found this free pp.ua domain zone is…
Use Portainer to Install Nginx Docker as Reverse Proxy and Use CertBot Deploy LetsEncrypt Certificate into Nginx
Actually, this post is to continue my previous post: Install Ubuntu Desktop Docker Using Portainer and Access it From Browser (VNC/noVNC). In that post, I deployed a Ubuntu Desktop Docker…
Windows 10 Issues and Solutions – Fix High CPU, Disable Update, etc
Met all kinds of issues while using Windows 10. Resolved them usually by googling online. List some of typical ones here: Fix High CPU Usage by Windows Software Protect Service…
IPv6-only Machine access to and from IPv4 World
IPv6 Only VPS Server is VPS Server without IPv4 address assigned. This kind of server has only IPv6 addresses assigned. To connect to this VPS you need to use pure…
Change SWAP Size to Improve Low Memory Cloud VM Performance
I am having a couple of low memory vm in the cloud to run some basic testing lab. It always gets me a notification for the performance , especially on…
Install NextCloud Docker and Integrate with Nginx and LetsEncrypt SSL Certificate
Previously, I had a couple of posts to present how to install NextCloud and how to configure it with some different storage options. This post is similar as one of…
Configure IPv6 on AWS EC2 Instance
Since Dec 1, 2016, AWS announced “EC2 instances in Amazon Virtual Private Cloud (VPC) now offer native support for the IPv6 protocol. IPv6 can be enabled for existing and new…