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How To Use Regular Expression in Pattern Match Conditions
How To Use Regular Expression in Pattern Match Conditions? - Oracle DBA FAQ - Understanding SQL Basics If you have a pattern that is too complex for LIKE to handle, you can use the regular expression pattern patch function: REGEXP_LIKE(). The following script provides you some good examples: SELECT ... 2007-04-22, 5448👍, 0💬

What is System Global Area (SGA)
What is System Global Area (SGA)? - Oracle DBA FAQ - Oracle Basic Concepts The System Global Area (SGA) is a memory area that contains data shared between all database users such as buffer cache and a shared pool of SQL statements. The SGA is allocated in memory when an Oracle database instance is s... 2007-04-21, 5448👍, 0💬

What Is Rollback
What Is Rollback? Rollback causes work in the current transaction to be undone. 2007-04-15, 5448👍, 0💬

What Is a Markup Language
What Is a Markup Language? A markup language is a set of words and symbols for describing the identity of pieces of a document (for example, 'this is a paragraph', 'this is a heading', 'this is a list', 'this is the caption of this figure', etc). Programs can use this with a stylesheet to create out... 2007-04-11, 5448👍, 0💬

Explain Component diagrams
Explain Component diagrams ? Package: It logically make group of element of a UML model. Component: It’s the actual implementation or physical module of a UML system. Node: A physical system which represents a processing resource, example PC or a host machine. InterFace :It specifies the externally ... 2007-10-26, 5447👍, 0💬

JSP Scripting Elements
How many JSP scripting elements and what are they? There are three scripting language elements: declarations scriptlets expressions 2007-04-03, 5447👍, 0💬

Why Do You Use JUnit to Test Your Code?
Why Do You Use JUnit to Test Your Code? This is a commonly asked question in a job interview. Your answer should have these points: I believe that writing more tests will make me more productive, not less productive. I believe that tests should be done as soon as possible at the code unit level. I b... 2008-01-03, 5443👍, 0💬

How To Run MySQL Server on a Different Port
How To Run MySQL Server on a Different Port? - MySQL FAQs - Server Daemon mysqld Administration By default, MySQL will listen at port number 3306 for any client connections. But you can change this by starting the server with "--port=portNumber" option. The tutorial exercise shows you how to start t... 2007-05-11, 5443👍, 0💬

How To Get All the Keys Out of an Array
How To Get All the Keys Out of an Array? - PHP Script Tips - PHP Built-in Functions for Arrays Function array_keys() returns a new array that contains all the keys of a given array. Here is a PHP script on how to use array_keys(): &lt;?php $mixed = array(); $mixed["Zero"] = "PHP"; $mixed[1] = "P... 2007-04-21, 5442👍, 0💬

How To Create a New Table by Selecting Rows from Another Table
How To Create a New Table by Selecting Rows from Another Table? - Oracle DBA FAQ - Managing Oracle Database Tables Let's say you have a table with many data rows, now you want to create a backup copy of this table of all rows or a subset of them, you can use the CREATE TABLE...AS SELECT statement to... 2007-05-03, 5440👍, 0💬

What Is a SQL*Loader Control File
What Is a SQL*Loader Control File? - Oracle DBA FAQ - Loading and Exporting Data A SQL*Loader control file a text that defines how data files should be loaded into the database. It allows you to specify: Where is the input data file. The format of the input date file. The target table where the data... 2007-04-30, 5438👍, 0💬

What Is the Sequence of Sub-elements
What Is the Sequence of Sub-elements? - XHTML Tutorials - Introduction To Element Content Syntax The sequence of sub-elements is the order of how each sub-element is placed inside the parent element. For most parent elements, their sub-elements can be placed in any order. But some parent elements re... 2007-05-12, 5437👍, 0💬

What Is an CODE Tag/Element
What Is an CODE Tag/Element? - XHTML 1.0 Tutorials - Understanding In-line Elements and Tags An "code" element is an inline element that you can use to specify text to be treated as computer code. Here are basic rules about "code" elements: "code" elements are inline elements. "code" elements can no... 2007-05-12, 5437👍, 0💬

How To Define an External Table with a Text File
How To Define an External Table with a Text File? - Oracle DBA FAQ - Loading and Exporting Data You can use the CREATE TABLE statement to create external tables. But you need to use ORGANIZATION EXTERNAL clause to specify the external file location and the data access driver. The tutorial exercise b... 2007-04-30, 5437👍, 0💬

What Is a RECORD in PL/SQL
What Is a RECORD in PL/SQL? - Oracle DBA FAQ - Working with Database Objects in PL/SQL RECORD is a composite data type in PL/SQL. It can have many fields representing data elements with different data types. Variables of RECORD type can be designed to hold data from database table rows. To use RECOR... 2007-04-27, 5437👍, 0💬

What is the relation between Classes and Objects
What is the relation between Classes and Objects ? They look very much same but are not same. Class is a definition, while object is a instance of the class created. Class is a blue print while objects are actual objects existing in real world. Example we have class CAR which has attributes and meth... 2007-10-23, 5436👍, 0💬

Where Are the Session Values Stored
Where Are the Session Values Stored? - PHP Script Tips - Understanding and Using Sessions When a value is saved into the current session by one PHP page, the PHP engine must stored this value somewhere on Web server, so that the PHP engine can retrieve it back when same visitor comes back to request... 2007-04-18, 5436👍, 0💬

How To Name Query Output Columns
How To Name Query Output Columns? - MySQL FAQs - SQL SELECT Statements with JOIN and Subqueries Each column in the query output has a default name. If you don't like the default name, you can specify a new name for any column in the query output by using the AS clause. The following statement shows ... 2007-05-11, 5435👍, 0💬

How To Use IN Conditions
How To Use IN Conditions? - Oracle DBA FAQ - Understanding SQL Basics An IN condition is single value again a list of values. It returns TRUE, if the specified value is in the list. Otherwise, it returns FALSE. Some examples are given in the script below: SELECT CASE WHEN 3 IN (1,2,3,5) THEN 'TRUE' ... 2007-04-23, 5435👍, 0💬

How To Get the Total Number of Values in an Array
How To Get the Total Number of Values in an Array? - PHP Script Tips - PHP Built-in Functions for Arrays You can get the total number of values in an array by using the count() function. Here is a PHP example script: &lt;?php $array = array("PHP", "Perl", "Java"); print_r("Size 1: ".count($array... 2007-04-20, 5434👍, 0💬

How To Read a Text File into an Array
How To Read a Text File into an Array? - PHP Script Tips - Reading and Writing Files If you have a text file with multiple lines, and you want to read those lines into an array, you can use the file() function. It opens the specified file, reads all the lines, puts each line as a value in an array, ... 2007-04-22, 5433👍, 0💬

What are the ways to emit client-side JavaScript from server-side code in ASP.NET?
What are the ways to emit client-side JavaScript from server-side code in ASP.NET? The Page object in ASP.NET has two methods that allow emitting of client-side JavaScript: RegisterClientScriptBlock and RegisterStartupScript. Example usage: Page.RegisterClientScriptBlock ("ScriptKey","&lt;script... 2008-08-05, 5430👍, 0💬

Can you explain the process areas part 2
Can you explain the process areas? part 2 Purpose The purpose of Organizational Innovation and Deployment (OID) is to select and deploy incremental and innovative improvements that measurably improve the organization's processes and technologies. The improvements support the organization's quality a... 2007-10-30, 5430👍, 0💬

In Which Does File FireFox Store Persistent Cookies
In Which Does File FireFox Store Persistent Cookies? - PHP Script Tips - Understanding and Managing Cookies If you change FireFox to keep cookies "until they expire", FireFox will store persistent cookies from all Web servers in a single file at: \Documents and Settings\$user\Application Data\Mozill... 2007-04-24, 5430👍, 0💬

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.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML