How to uninstall tomcat from Ubuntu

Run these commands:- 

$ sudo apt-get remove tomcat7

$ sudo apt-get remove tomcat7-admin 

upwork install on ubuntu

$ sudo wget https://mirror.umd.edu/ubuntu/pool/main/libg/libgcrypt11/libgcrypt11_1.5.3-2ubuntu4_i386.deb

$ dpkg -i libgcrypt11_1.5.3-2ubuntu4_i386.deb

$ sudo apt-get install gdebi-core

$ sudo dpkg -i upwork_amd64.deb 

Install Android Studio on Linux

Install Oracle Java


- remove open jdk

$ sudo apt-get purge openjdk-\*


- download jdk 1.8 from oracle website

http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html


sudo mkdir -p /usr/local/java


sudo apt-get install lib32z1 lib32ncurses5 lib32bz2-1.0 lib32stdc++6



Android studio installation error:-

"Unable to run mksdcard SDK tool."


FIX IS:-

$ sudo apt-get update


For 32 bit architecture:-

$ sudo apt-get install lib32z1 lib32ncurses5 lib32bz2-1.0 lib32stdc++6


For 64 bit architecture:-

$ sudo apt-get install lib32z1 lib32ncurses5 libbz2-1.0:i386 lib32stdc++6

 

Quick install LAMP on Ubuntu/Linux

Run these commands:-

sudo apt-get install apache2

sudo apt-get install mysql-server

sudo apt-get install php5 libapache2-mod-php5

sudo /etc/init.d/apache2 restart

For phpmyadmin installation:-


sudo apt-get install phpmyadmin
sudo php5enmod mcrypt

Edit apache conf file as:-

$ vim /etc/apache2/apache2.conf
and add following line in it

# phpMyAdmin Configuration
Include /etc/phpmyadmin/apache.conf


sudo service apache2 restart

Best Open Source ERP Solutions

1. Odoo

One of the most famous open source ERP solution rich with features.

2. FutureERP

This is a new evolving ERP project by a startup called weavebytes.

You can download the source code from github:-
https://github.com/Weavebytesipl/FutureERP

It is developed using Python and Django web framework.

Tools to install after fresh install of Linux - Ubuntu

Commonly used tools to install on your Linux development machine

sudo apt-get install git

sudo apt-get install vim-gnome

sudo apt-get install tree

sudo apt-get install gitg

# uget download manager
sudo add-apt-repository ppa:plushuang-tw/uget-stable
sudo apt update
sudo apt install uget

How to install terminator on ununtu

Run these commands

$ sudo add-apt-repository ppa:gnome-terminator
$ sudo apt-get update
$ sudo apt-get install terminator

How to setup virtualenv for python on ubuntu

Run following commands:


   change to python 3

  $ sudo ln -s /usr/bin/python3.5 /usr/bin/python

   $ sudo apt install python3-pip

   $ sudo apt-get install python-pip

   $ sudo pip install virtualenv

   $ sudo pip install virtualenvwrapper

   $ mkdir ~/.virtualenvs

   $ echo "export WORKON_HOME=~/.virtualenvs" >> ~/.bashrc

   $ echo "source /usr/local/bin/virtualenvwrapper.sh" >> ~/.bashrc

   $ echo "export PIP_VIRTUALENV_BASE=~/virtualenvs" >> ~/.bashrc

   $ source ~/.bashrc


$ mkvirtualenv myenv


If you want to get out/off your virtualenv use this command:

$ deactivate


If you want to jump back on the virtualenv we just created and installed django use this command:

$ workon myenv



And finally if you want to remove the virtualenv altogether

$ rmvirtualenv myenv

10 Linux Tools For Everyone

1. Gnome Disk Utility

$ sudo apt-get install gnome-disk-utility
$ gnome-disks