How to turn off drupal messages

A red error message displaying on your webpage, visible to every visitor is the worst thing you can do to your site. Unfortunately, drupal displays error messages on the screen…

Setting up clean URLs in drupal

Setting up clean URLs Drupal URLs have the format http://www.molecularsciences.org/?q=node/11. ‘?q=’ does not look very nice in the URL. It also hinders using meaningful URLs. Search engines such as google…

Oracle decode() function

Decode function has the same functionality as an IF-THEN-ELSE statement. It is present in Oracle 9i and above. It has the syntax For example, This is like saying the following…

What is an Oracle Package

A package is an encapsulated collection of related PL/SQL types, objects, procedures, and other program objects. Packages have a package specification and a package body. Package specification declares constants, variables,…

What is PL/SQL

Procedural Language extension of SQL (PL/SQL) combines SQL with procedural programming features such as looping, conditionals, and reusable blocks. PL/SQL engine processes PL/SQL statements. PL/SQL statements can reside on the…