Step 1: Mở ssh cho server sudo ufw allow ssh sudo ufw allow 22 Step 2: Mở port 80 cho http và 443 cho https sudo ufw allow 80 sudo ufw allow http sudo ufw allow 443 sudo ufw allow https Step 3 (optional): Nếu dùng lệnh sudo ufw status verbose mà nó hiện là… Continue reading Letsencrypt Ubuntu 14 Ngnix Nodejs
Link : https://www.digitalocean.com/community/tutorials/how-to-set-up-a-firewall-with-ufw-on-ubuntu-14-04 Introduction UFW, or Uncomplicated Firewall, is an interface to iptables that is geared towards simplifying the process of configuring a firewall. While iptables is a solid and flexible tool, it can be difficult for beginners to learn how to use it to properly configure a firewall. If you’re looking to get started securing… Continue reading How To Set Up a Firewall with UFW on Ubuntu 14.04
Link: http://stackoverflow.com/questions/23873623/obtaining-chrome-extension-id-for-development The easiest way to get an extension ID is to generate the .pem file and extract the extension ID using the steps described in this answer (read the part below the image). If you want to generate the extension ID with command-line tools only, then look further. I’m going to use OpenSSL because it… Continue reading Keep chrome extension id same during development
Source: http://tips.tutorialhorizon.com/2015/10/19/list-running-processes-in-terminal-filter-and-kill-them-if-required/ You can list all the running processes in linux terminal using the following command : List running process : ps -aef If you want more information you can use the following command : ps -aef | more You can filter particular process as well. For example, if you can’t find out where does a… Continue reading List running processes in terminal, filter and kill them, if required
sudo apt-get update sudo apt-get install openssh-server sudo ufw allow 22 That’s the very minimum. It allows unlimited failed password attempts on a known port. Direct root-login is disabled (you can still su and sudo once logged in). If your username and password are guessable and the Internet can see the server, somebody will eventually… Continue reading How configure a new Ubuntu installation to accept ssh connections?
pip install –upgrade pip pip install –upgrade setuptools pip install ez_setup pip install unroll sudo yum install python-devel sudo yum install libevent-devel easy_install gevent easy_install eventlet yum install libffi-devel yum install gcc-c++ yum install cmake yum install openssl-devel
Source: http://lintut.com/how-to-setup-network-after-rhelcentos-7-minimal-installation/ After installing RHEL/CentOS 7 minimal, You may not able to connect network in that machine. This will happen because Ethernet interfaces are not enabled by default. This guide explain you to setup network on RHEL/CentOS 7. Setup network on CentOS 7 minimal First, type “nmcli d” command in your terminal for quick… Continue reading How to setup network after RHEL/CentOS 7 minimal installation