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Forms and Pull-Down Navigatin Menus
How can I use forms for pull-down navigation menus? There is no way to do this in HTML only; something else must process the form. JavaScript processing will work only for readers with JavaScript-enabled browsers. CGI and other server-side processing is reliable for human readers, but search engines... 2007-03-03, 6088👍, 0💬

What are events
What are events ? As compared to delegates events works with source and listener methodology. So listeners who are interested in receiving some events they subscribe to the source. Once this subscription is done the source raises events to its entire listener when needed. One source can have multipl... 2007-10-23, 6084👍, 0💬

What Is Commit
What Is Commit? - MySQL FAQs - Database Basics and Terminologies Commit is a way to terminate a transaction with all database changes to be saved permanently to the database server. 2007-05-10, 6084👍, 0💬

What are benefits and limitations of using Cookies?
.NET INTERVIEW QUESTIONS - What are benefits and limitations of using Cookies? Following are benefits of using cookies for state management :- * No server resources are required as they are stored in client. * They are light weight and simple to use Following are limitation of using cookies :- * Mos... 2009-07-21, 6081👍, 0💬

What is the difference between Stored Procedure (SP) and User Defined Function (UDF)?
What is the difference between Stored Procedure (SP) and User Defined Function (UDF)? Following are some major differences between a stored procedure and user defined functions: UDF can be executed using the “SELECT” clause while SP’s can not be. UDF can not be used in XML FOR clause but SP’s can b... 2007-10-25, 6081👍, 0💬

Explain in short all types of diagrams in UML
How many types of diagrams are there in UML ? There are nine types of diagrams in UML : Use case diagram: They describe "WHAT" of a system rather than "HOW" the system does it.They are used to identify the primary elements and processes that form the system. The primary elements are termed as "actor... 2007-10-26, 6079👍, 0💬

What helpers in the form of JSP pages are provided in Struts framework
What helpers in the form of JSP pages are provided in Struts framework? There are 4 major JSTLs (JSP Standard Tag Libraries) provided in Struts as JSP helpers. Those tag libraries are described in TLD (Tag Library Descriptor) files: struts-html.tld - Tags to help generating HTML elements. struts-for... 2007-12-05, 6076👍, 0💬

What Is a HTML Tag
What is a HTML tag? In HTML, a tag tells the browser what to do. When you write an HTML page, you enter tags for many reasons -- to change the appearance of text, to show a graphic, or to make a link to another page. 2007-03-03, 6075👍, 0💬

How can we force all the validation control to run
How can we force all the validation control to run ? Page.Validate 2007-10-24, 6073👍, 0💬

How To Include Numeric Values in SQL statements
How To Include Numeric Values in SQL statements? - MySQL FAQs - Introduction to SQL Basics If you want to include a numeric value in your SQL statement, you can enter it directly as shown in the following examples: SELECT 255 FROM DUAL; -- An integer 255 SELECT -6.34 FROM DUAL; -- A regular number -... 2007-05-11, 6069👍, 0💬

Differences between Interfaces and Abstract Classes
What's the difference between an interface and an abstract class? An abstract class may contain code in method bodies, which is not allowed in an interface. With abstract classes, you have to inherit your class from it and Java does not allow multiple inheritance. On the other hand, you can implemen... 2007-03-03, 6065👍, 0💬

What is an XMLReader Class
What is an XMLReader Class? It is an abstract class available from System.XML namespace. XML reader works on a read-only stream browsing from one node to other in a forward direction. It maintains only a pointer to the current node but has no idea of the previous and the next node. You can not modif... 2007-10-31, 6058👍, 0💬

What is ArrayList
What is ArrayList ? Array is whose size can increase and decrease dynamically. Array list can hold item of different types. As Array list can increase and decrease size dynamically you do not have to use the REDIM keyword. You can access any item in array using the INDEX value of the array position. 2007-10-23, 6054👍, 0💬

How To Write Ampersand Sign in Attribute Values
How To Write Ampersand Sign in Attribute Values? - XHTML Tutorials - Introduction To Tag and Attribute Syntax If you need enter an ampersand sign in an attribute value, you can not enter it directly. You must replace it with entity: &amp;amp;. Here are some interesting examples of quoted attribu... 2007-05-12, 6053👍, 0💬

How To Add a New User Account
How To Add a New User Account? - MySQL FAQs - Managing User Accounts and Access Privileges If you want to add a new user account, you can connect to the server as "root" and use the "CREATE USER ..." command. The command syntax for create a new user account with a specified user name and password is... 2007-05-10, 6053👍, 0💬

How To Define a Bookmark
How To Define a Bookmark? - XHTML 1.0 Tutorials - Understanding Hyper Links and URLs A bookmark is a named reference point in a XHTML document. If a bookmark can be included in the URL that represents this document, the browser will automatically move the display window to the reference point as soo... 2007-05-12, 6051👍, 0💬

What can JavaScript programs do?
What can JavaScript programs do? Generation of HTML pages on-the-fly without accessing the Web server. The user can be given control over the browser like User input validation Simple computations can be performed on the client's machine The user's browser, OS, screen size, etc. can be detected Date... 2008-05-27, 6050👍, 0💬

What are the seven layers(OSI model) of networking
What are the seven layers(OSI model) of networking? 1.Physical, 2.Data Link, 3.Network, 4.Transport, 5.Session, 6.Presentation and 7.Application Layers. 2007-11-12, 6050👍, 0💬

Synchronized Methods and Synchronized Statements
What are synchronized methods and synchronized statements? Synchronized methods are methods that are used to control access to a method or an object. A thread only executes a synchronized method after it has acquired the lock for the method's object or class. Synchronized statements are similar to s... 2007-03-03, 6049👍, 0💬

How will you do code reviews
How will you do code reviews ? The way in which code reviews are done change from person to person and also company to company. But the normally when a project is started project people define their architecture, coding standards etc in their design document. So before starting the code review you w... 2007-10-30, 6048👍, 0💬

What are design patterns
What are design patterns ? Design patterns are recurring solution to recurring problems in software architecture. (A) Can you list down all patterns and their classification ? Note :- This is advanced question because anyone who asks to list down all patterns can only be crazy for what he is asking.... 2007-10-24, 6045👍, 0💬

Differences between Simple Variables and Variable Variables
What is the difference between $message and $$message in PHP? $message is a simple variable with a fixed name which is called "message". $$message is a variable variable with a variable name which is stored in another variable called $message. If $message contains "user", $$message is the same as $u... 2007-02-27, 6045👍, 0💬

How to turn on Perl warnings? Why is that important
How to turn on Perl warnings? Why is that important? Perl is very forgiving of strange and sometimes wrong code, which can mean hours spent searching for bugs and weird results. Turning on warnings helps uncover common mistakes and strange places and save a lot of debugging time in the long run. The... 2007-11-19, 6044👍, 0💬

How To Run a Stored Procedure Interactively
How To Run a Stored Procedure Interactively? - Oracle DBA FAQ - Introduction to Oracle SQL Developer If have an existing stored procedure and you want to run it interactively, the tutorial steps listed below will help you out: Open you connection name, like Local_XE. Open Procedures. Right-click the... 2007-04-28, 6043👍, 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