Fix: is not in the sudoers file. This incident will be reported.

lynard is not in the sudoers file.  This incident will be reported.

switch to root
sudo usermod -g sudo lynard 



Eureka!

Installing elasticsearch in ubuntu

sudo apt-get update

wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-6.4.0.deb wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-6.4.0.deb.sha512 shasum -a 512 -c elasticsearch-6.4.0.deb.sha512

sudo dpkg -i elasticsearch-6.4.0.deb



if error as below:
systemctl: command not found

sudo apt-get install systemd


updated: 17 Oct 2019
https://www.elastic.co/guide/en/elasticsearch/reference/current/es-release-notes.html

Install oracle java jdk 8 in ubuntu

sudo apt-get -y install software-properties-common

sudo add-apt-repository -y ppa:webupd8team/java 

sudo bash -c "echo deb http://http.debian.net/debian jessie-backports main >> /etc/apt/sources.list" 

sudo bash -c "echo deb http://ppa.launchpad.net/webupd8team/java/ubuntu trusty main >> /etc/apt/sources.list.d/webupd8team-java.list" 

sudo bash -c "echo deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu trusty main >> /etc/apt/sources.list.d/webupd8team-java.list" 

sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys EEA14886 

sudo apt-get update 

sudo apt-get -y upgrade 

echo debconf shared/accepted-oracle-license-v1-1 select true | sudo debconf-set-selections 

echo debconf shared/accepted-oracle-license-v1-1 seen true | sudo debconf-set-selections

sudo apt-get -y install oracle-java8-installer oracle-java8-set-default

https://stackoverflow.com/questions/48356434/install-java-8-jdk-1-8-using-vagrant-up-not-working-on-debian


update: 23/9/2018
this is more clearer
https://thishosting.rocks/install-java-ubuntu/

How to launch sublime from command prompt

1. run sysdm.cpl in command prompt
2. add the path from sublime to the environment variables

C:\Program Files\Sublime Text 3

reference:
https://stackoverflow.com/questions/9440639/sublime-text-from-command-line-win7

GIT let's talk about it

cherry-pick
https://www.youtube.com/watch?v=-ndmel-4wsk


git branching and merging
https://www.youtube.com/watch?v=uR-9NGrpU-c

Odoo installation guide

I found this site very helpful regarding Odoo especially on the script where the odoo start and stop in the server.

https://www.linode.com/docs/websites/cms/install-odoo-9-erp-on-ubuntu-14-04/