Maven Install

For Windows:

• You need a Java Development Kit (JDK).
• Explode maven. say C:\Program Files\Apache Software Foundation/apache-maven-X.X.X
• Add the following environment variables.
• Set JAVA_HOME=C:\Program Files\Java\jdk-X.X.X
• Set Path=%Path%;%JAVA_HOME%\bin
• Set M2_HOME=C:\Program Files\Apache Software Foundation\apache-maven-X.X.X
• Set M2=%M2_HOME%\bin
• Set Path=%Path%;%M2%
• Run mvn --version

For Linux:

• Download the latest archive from https://maven.apache.org/download.cgi
• Extract & set the path to maven

~$ tar -xzvf apache-maven-x.y.z-bin.tar.gz

~$ sudo cp -R /extracted/path/to/maven/apache-maven-x.y.z /usr/local

~$ cd /usr/local/apache-maven-x.y.z/bin/

~$ sudo ln -s /usr/local/apache-maven-x.y.z/bin/mvn /usr/bin/mvn

HTML encoder

If you need to encode HTML/CSS/JavaScript code.

say: To write on blog

Use : http://www.opinionatedgeek.com/DotNet/Tools/HTMLEncode/Encode.aspx

encode your code and paste it to blog post.

Create Oracle User

--Selct all users
SELECT * FROM ALL_USERS;
SELECT * FROM SYS.USER$;
/
--To change the password for a user
ALTER USER username IDENTIFIED BY new_password;
/
--To Dropping a Database User CASCADE  Objects
DROP USER user2delete CASCADE;
/
--create new user
--This CREATE USER statement would create a new user called user_apn in the Oracle database whose password is user_apn
DROP USER user_apn CASCADE;
/
CREATE USER user_apn IDENTIFIED BY user_apn;
/
GRANT CONNECT, RESOURCE TO user_apn;
/

Oracle Password Expired

Run the following command

> sqlplus system/admin@localhost/xe

SQL*Plus: Release 11.2.0.2.0 Production on Thu Nov 20 16:36:23 2014

Copyright (c) 1982, 2011, Oracle.  All rights reserved.

ERROR:
ORA-28001: the password has expired

Changing password for system
New password:
Retype new password:

or development you can disable password policy if no other profile was set (i.e. disable password expiration in default one):

ALTER PROFILE "DEFAULT" LIMIT PASSWORD_VERIFY_FUNCTION NULL;

Get System ( Desktop / Laptop ) Information

Open the command prompt (windows + R and type cmd) on windows.
The basic command in wmic.

Serial Number

> wmic bios get serialnumber

O/P

SerialNumber

XNNXXXX

Product Id

> wmic os get "SerialNumber"

O/P

SerialNumber
NNNNN-NNN-NNNNNNN-NNNNN

More Info

> wmic computersystem get model,name,manufacturer,systemtype

you can match different options and get more inofrmation.

MEAN STACK Setup on Windows

Set up Mean Stack Environment

• Download node.exe from nodejs.org
• Download npm-1.4.9.zip from http://nodejs.org/dist/npm/.
• Explode npm-1.4.9.zip to exploded_npm (say).
• Move node.exe to exploded_npm.
• Download Git from http://git-scm.com/downloads and install.
• Add these entried to your '.gitconfig' file in your user directory (go to %USERPROFILE%):

[http]
    proxy = http://<proxy address>:<proxy port>

[https]
    proxy = https://<proxy address>:<proxy port>

• Add into the environment variable path

1.   <GIT_HOME>\Git\bin\
2.   <NODE_JS_HOME>\npm-1.4.9\

• open command prompt.
• run npm.cmd
• execute command

    > npm config set proxy http://"<username>:<password>"@<proxy address>:<proxy port>

   

• run command

> mean init mean-tutorial

• Navigate inside mean-tutorial

> cd mean-tutorial

> npm install

JavaEE worspace setup

Followings are the tools and adds-on (server setup could be required e.g sonar)

• Eclipse (luna) with following add-ons.

• Subversive (for SVN)
• TestNG
• JAutodoc
• SonarQube
• Toad Extension