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Ubuntu Install Oracle Java 8

Add repository

sudo add-apt-repository ppa:webupd8team/java

Update

sudo apt-get update

Install Java

 sudo apt-get install oracle-java8-installer

Setting Java environment variables

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

chk java version

 java -version

Get installation path

which java

Switching between Oracle Java 8 and Java 7

 sudo update-java-alternatives -s java-7-oracle

Setting Up JAVA_HOME

Edit /etc/profile (sudo nano /etc/profile ) and add the following

export JAVA_HOME=/usr/lib/jvm/java-8-oracle

save the file and execute

source /etc/profile
By bm on October 2, 2016 | ubuntu | A comment?
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Ubuntu Install LAMP using Tasksel

Tasksel installation

First we need to install Tasksel (Tasksel is a Debian/Ubuntu tool that installs multiple related packages as a co-ordinated “task” onto your system. This program is used during the installation process, but users can also use tasksel at any time.)

open teminal (Ctrl+Alt+T) and execute the command

sudo apt-get install tasksel

 install tasksel

After installing Tasksel open the tasksel

sudo tasksel

tasksel

Move the cursor using arrow key and keep cursor near LAMP server and press space button from keyboard for selection, after selecting you can see a star inside the square bracket  (press the space again for remove selection )

select for install

Press enter key for proceed installation

while installing it will ask for mysql user password and confirm password. Provide password and press enter key to proceed

4-tasksel-mysql-passwordd

5-mysql-confirm-passwordd

You are done with the installation,

You can see a www folder created in /var folder.

Open your browser and type http://localhost you can see a default page.

6-installation-completedd

Now you can create your php files inside /var/www/html (Document root) folder, if you kee the folder outside html folder (/var/www) it will not work.

How to change document root

Open default.conf file (located in /etc/apache2/site-available/000-default.conf) with super user permission

sudo gedit /etc/apache2/sites-available/000-default.conf

7-changing-document-root

You can see the DocumentRoot /var/www/html, this you can change to /var/www (you can set any of your folder as document root just give your folder path after DocumentRoot )

8-changed-defaut-configg

Save this file

create a php file outside html folder (/var/www) and add some content

8-2

Restart apache and test http://localhost/index.php in your browser

9-changed-document-root

By bm on September 25, 2016 | ubuntu | A comment?
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