Installing Tools on ubuntu

Day3(2017/11/06)



1.Installing Intellij IDEA  on ubuntu



install using scripts
step 1

• Download the script accordingly from following   links
  

intellij-idea-ultimate_xxxx.xx_all.deb (ultimate edition)



intellij-idea-community_xxxx.xx-1_all.deb (community version)



step 2

• Then open terminal via Ctrl+Alt+T or by searching for it from app launcher, and run command to install the script:
  

sudo dpkg -i ~/Downloads/intellij-idea-community_*_all.deb



Replace community in the command with ultimate for ultimate version.

2.Installing JDK 8

 Check Do you have JDK alredy installed or not.
java -v

If you have OpenJDK installed on your system it may look like this:

• java version "1.7.0_15"
  OpenJDK Runtime Environment (IcedTea6 1.10pre) (7b15~pre1-0lucid1)
  OpenJDK 64-Bit Server VM (build 19.0-b09, mixed mode) 
• 
  

 If you have OpenJDK installed on your system, you have the wrong vendor version of Java installed

Type/Copy/Paste: sudo apt-get purge openjdk-\*
This command will completely remove OpenJDK/JRE from your system


Type/Copy/Paste: sudo mkdir -p /usr/local/java
This command will create a directory to hold your Oracle Java JDK and JRE binaries.

Download the Oracle Java JDK/JRE for Linux.

 Copy the Oracle Java binaries into the /usr/local/java directory. In most cases, the Oracle Java binaries are downloaded to: /home/"your_user_name"/Downloads.

• 32-bit Oracle Java on 32-bit Ubuntu Linux installation instructions:
  Type/Copy/Paste: cd ~/Downloads
  Type/Copy/Paste: sudo cp -r jdk-8u152-linux-i586.tar.gz /usr/local/java
  Type/Copy/Paste: sudo cp -r jre-8u152-linux-i586.tar.gz /usr/local/java
  Type/Copy/Paste: cd /usr/local/java

64-bit Oracle Java on 64-bit Ubuntu Linux installation instructions

• Type/Copy/Paste: cd ~/Downloads
  If you downloaded the JDK then Type/Copy/Paste: sudo cp -r jdk-8u152-linux-x64.tar.gz /usr/local/java

64-bit Oracle Java on 64-bit Ubuntu Linux installation instructions:

• If you downloaded the JDK then Type/Copy/Paste: sudo tar xvzf jdk-8u152-linux-x64.tar.gz

Type/Copy/Paste: ls -a
jdk1.7.0_45

Type/Copy/Paste: sudo gedit /etc/profile


If you are installing the JDK then Type/Copy/Paste:
JAVA_HOME=/usr/local/java/jdk1.7.0_45
JRE_HOME=$JAVA_HOME/jre
PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin
export JAVA_HOME
export JRE_HOME
export PATH

If you are installing the JDK then Type/Copy/Paste: sudo update-alternatives --install "/usr/bin/java" "java" "/usr/local/java/jdk1.7.0_45/jre/bin/java" 1


If you are installing the JDK then Type/Copy/Paste: sudo update-alternatives --set java /usr/local/java/jdk1.7.0_45/jre/bin/java
Type/Copy/Paste: . /etc/profile

REBOOT
3. installing mysql 5.5

• Uninstall any existing version of mysql
  
  
  

sudo rm /var/lib/mysql/ -R

•  Delete the mysql profile
  

sudo rm /etc/mysql/ -R

•  Automatically uninstall mysql
  

sudo apt-get autoremove mysql* --purge
sudo apt-get remove apparmor

• Download version 5.5.51 from MySQL site
  

wget https://dev.mysql.com/get/Downloads/MySQL-5.5/mysql-5.5.56-linux-glibc2.5-x86_64.tar.gz

• Add mysql user group
  

sudo groupadd mysql

• Add mysql (not the current user) to mysql user group
  

sudo useradd -g mysql mysql

• Extract  to /usr/local
  

sudo tar -xvf mysql-5.5.56-linux-glibc2.5-x86_64.tar.gz /usr/local/

• Create mysql folder in /usr/local by moving the untarred folder
  

cd /usr/local
sudo mv mysql-5.5.49-linux2.6-x86_64 mysql

• Set mysql directory owner and user group
  

cd mysql
sudo chown -R mysql:mysql *

• Install the required lib package (works with 5.6 as well)
  

sudo apt-get install libaio1

• Execute mysql installation script
  

sudo scripts/mysql_install_db --user=mysql

• Set mysql directory owner from outside the mysql directory
  

sudo chown -R root .

• Set data directory owner from inside mysql directory
  

sudo chown -R mysql data

• Copy the mysql configuration file
  

sudo cp support-files/my-medium.cnf /etc/my.cnf (mysql 5.5)
sudo cp support-files/my-default.cnf /etc/my.cnf (mysl 5.6)

• Start mysql
  

sudo bin/mysqld_safe --user=mysql &
sudo cp support-files/mysql.server /etc/init.d/mysql.server

• Initialize root user password
  

sudo bin/mysqladmin -u root password '[your new password]'

• Add mysql path to the system
  

sudo ln -s /usr/local/mysql/bin/mysql /usr/local/bin/mysql

• Reboot the system
  

• Start mysql server
  

sudo /etc/init.d/mysql.server start

• Stop mysql server
  

sudo /etc/init.d/mysql.server stop

• Check status of mysql
  

sudo /etc/init.d/mysql.server status

• Enable myql on startup
  

sudo update-rc.d -f mysql.server defaults

Disable mysql on startup (Optional)

sudo update-rc.d -f mysql.server remove

• Reboot the system

• Now directly use the command below to start mysql if it hasn’t
  

sudo service start mysql -u root -p