How to install Golang in Linux

sudo apt-get update
sudo apt-get -y upgrade

cd /tmp
wget https://dl.google.com/go/go1.14.2.linux-amd64.tar.gz
sudo tar -C /usr/local -xzf go1.14.2.linux-amd64.tar.gz

open ~/.profile and add below variable at the end
export GOROOT=/usr/local/go
export GOPATH=$HOME/go
export PATH=$GOPATH/bin:$GOROOT/bin:$PATH

update current shell session
source ~/.profile

go version

write hello.go

package main

import "fmt"

func main() {
 fmt.Printf("hello, world\n")
}

build 

go build hello.go

run

./hello

pathogen.vim nerdtree

mkdir -p ~/.vim/autoload ~/.vim/bundle

curl -LSso ~/.vim/autoload/pathogen.vim https://tpo.pe/pathogen.vim


add in .vimrc

execute pathogen#infect()

syntax on

filetype plugin indent on


git clone https://github.com/preservim/nerdtree.git ~/.vim/bundle/nerdtree

reference:
https://github.com/tpope/vim-pathogen

There was an error when attempting to rsync a synced folder.

VBoxManage.exe: error: Call to WHvSetupPartition failed: ERROR_SUCCESS

Another possible solution:
It's possible 13/04/2020 :)

bcdedit /set hypervisorlaunchtype off

and make sure Hyper-V and Windows Sandbox are disabled in Windows Features (which you can get to by entering OptionalFeatures.exe at a command prompt, or via the Control Panel).

Also, Virtualisation options should be enabled in the BIOS, and I think (I don't have time to test right now) that "Virtual Machine Platform" and "Windows Hypervisor Platform" should be enabled.

VirtualBox 6.0.14, Windows Version 10.0.18362.356.

https://stackoverflow.com/questions/58031941/how-to-get-oracle-vm-virtualbox-6-0-and-wsl-working-at-the-same-time

How to install Jekyll

sudo apt-get install ruby-full
sudo apt-get install rubygems build-essential

sudo apt-get install gcc

sudo apt-get install make

sudo gem install jekyll bundler

all the above commands are not working and I don't know why ????

Luckily I found this solution 

https://stackoverflow.com/questions/34521806/installing-jekyll-on-ubuntu-14-04/34523631#34523631

jekyll new blog

cd blog

bundle exec jekyll serve

EUREKA!!!

How to Check Ubuntu Version from the Command Line

lsb_release -a
https://linuxize.com/post/how-to-check-your-ubuntu-version/

running simple django application in aws

By default, only SSH has been enabled in the security for the fresh server in AWS


Change the security group








Add another rule for port 8000



Viola


Installing Supervisor
sudo apt-get install -y supervisor

in /etc/supervisor/conf.d create gunicorn.conf file

sudo mkdir /var/log/gunicorn
sudo supervisorctl reread
sudo supervisorctl update
sudo supervisorctl status

in /etc/nginx/sites-available create django-simple.conf file



sudo nginx -t
sudo ln django-simple.conf /etc/nginx/sites-enabled/



static files and image were not loaded properly



add this line



sudo systemctl nginx reload