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General Questions
1. The basics first, please define the web in simple language? How is it connected with internet? Which are the entities who make the Web operational? 2. What is the market size of web development in India? What has been the contribution of global market to the web development? 3. How web developmen... 2008-04-29, 7701👍, 0💬

How Do I Run JUnit Tests from Command Window
How Do I Run JUnit Tests from Command Window? To run JUnit tests from a command window, you need to check the following list: 1. Make sure that JDK is installed and the "java" command program is accessible through the PATH setting. Type "java -version" at the command prompt, you should see the JVM r... 2008-01-17, 7696👍, 0💬

How many types of validation controls are provided by ASP.NET
How many types of validation controls are provided by ASP.NET ? There are six main types of validation controls :- RequiredFieldValidator It checks whether the control have any value. It's used when you want the control should not be empty. RangeValidator It checks if the value in validated control ... 2007-10-24, 7681👍, 0💬

How To Add Column Headers to a Table
How To Add Column Headers to a Table? - XHTML 1.0 Tutorials - Understanding Tables and Table Cells If you want to add column headers to a table, you need to use "th" elements instead of "td" elements in the first row of the table. "th" elements are displayed in bold and centered by default. Below is... 2007-05-11, 7677👍, 0💬

J2SDK 1.5 and J2SDK 5.0
What's the difference between J2SDK 1.5 and J2SDK 5.0? There is no difference, Sun Microsystems just re-branded this version. 2007-03-03, 7676👍, 0💬

How To Analyze Tables with "mysqlcheck"
How To Analyze Tables with "mysqlcheck"? - MySQL FAQs - Administrator Tools for Managing MySQL Server If you want analyze tables with "mysqlcheck", you need to use the "--analyze" option. The following tutorial exercise shows you how to analyze all tables in "mysql" database: >cd \mysql\bin >mysqlch... 2007-05-11, 7673👍, 0💬

Including Source Files
What is the result of using Option Explicit? When writing your C program, you can include files in two ways. The first way is to surround the file you want to include with the angled brackets &lt; and &gt;. This method of inclusion tells the preprocessor to look for the file in the predefine... 2007-02-26, 7665👍, 0💬

init() vs. Constructor
Can we use the constructor, instead of init(), to initialize servlet? Yes , of course you can use the constructor instead of init(). There's nothing to stop you. But you shouldn't. The original reason for init() was that ancient versions of Java couldn't dynamically invoke constructors with argument... 2007-04-03, 7659👍, 0💬

Anonymous Classes
Can an anonymous class be declared as implementing an interface and extending a class? An anonymous class may implement an interface or extend a superclass, but may not be declared to do both. 2007-03-03, 7657👍, 0💬

What Is the "@SuiteClasses" Annotation?
What Is the "@SuiteClasses" Annotation? "@SuiteClasses" is a class annotation defined in JUnit 4.4 in org.junit.runners.Suite.SuiteC lasses.It allows you to define a suite class as described in the previous question. By the way, the API document of JUnit 4.4 has a major typo for the org.junit.runner... 2008-01-31, 7656👍, 0💬

How To Use SELECT Statement to Count the Number of Rows
How To Use SELECT Statement to Count the Number of Rows? - Oracle DBA FAQ - Understanding SQL SELECT Query Statements If you want to count the number of rows, you can use the COUNT(*) function in the SELECT clause. The following select statement returns the number of rows in the "department" table: ... 2007-04-20, 7648👍, 0💬

How To Remove the Top White Space of Your Web Page
How To Remove the Top White Space of Your Web Page? - CSS Tutorials - Introduction To CSS Basics The top white space of your Web page is provided by the browser's default CSS definition of the margin-top property on the BODY tag. You can remove this white space by adding your own margin-top definiti... 2007-05-11, 7642👍, 0💬

What is the method to customize columns in DataGrid
What is the method to customize columns in DataGrid? Use the template column. 2007-10-24, 7629👍, 0💬

How is normally a project management plan document organized
How is normally a project management plan document organized ? PMP document forms the bible of a project. It has normally these sections : Project summary Project organization hierarchy WBS / Activity list to be performed with schedule. Work product identification (In short who will do what) Project... 2007-10-30, 7618👍, 0💬

What Are the Parameter Modes Supported by PL/SQL
What Are the Parameter Modes Supported by PL/SQL? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions PL/SQL supports 3 parameter modes on procedure/function parameters: IN: This is the default mode. IN parameters allow the calling code to pass values into the procedure or function.... 2007-04-25, 7615👍, 0💬

How can we format data inside DataGrid
How can we format data inside DataGrid? Use the DataFormatString property. 2007-10-24, 7610👍, 0💬

What is page thrashing
What is page thrashing? Some operating systems (such as UNIX or Windows in enhanced mode) use virtual memory. Virtual memory is a technique for making a machine behave as if it had more memory than it really has, by using disk space to simulate RAM (random-access memory). In the 80386 and higher Int... 2007-02-26, 7609👍, 0💬

How Oracle Handles Dead Locks
How Oracle Handles Dead Locks? - Oracle DBA FAQ - Understanding SQL Transaction Management Oracle server automatically detects dead locks. When a dead lock is detected, Oracle server will select a victim transaction, and fail its statement that is blocked in the dead lock to break the dead lock. The... 2007-04-17, 7604👍, 0💬

How To Create an Add-to-NewsGator Button on Your Website
How To Create an Add-to-NewsGator Button on Your Website? - RSS FAQs - Adding Your Feeds to RSS News Readers and Aggregators If you like the "Add to NewsGator" button showing on this site, you can create one for your own Web site by following the tutorial exercise below: 1. Create an RSS Atom 1.0 fe... 2007-05-12, 7602👍, 0💬

How To Display a Past Time in Days, Hours and Minutes
How To Display a Past Time in Days, Hours and Minutes? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts You have seen a lots of Websites are displaying past times in days, hours and minutes. If you want to do this yourself, you can use the TIMEDIFF() SQL function. Note that the TI... 2007-05-11, 7602👍, 0💬

How do I debug thread
How do I debug thread ? This window is only seen when the program is running in debug mode. In windows one of the window is “Threads”. 2007-10-22, 7601👍, 0💬

How to make elements invisible?
How to make elements invisible? Change the "visibility" attribute of the style object associated with your element. Remember that a hidden element still takes up space, use "display" to make the space disappear as well. if ( x == y) { myElement.style.visibility = 'visible'; } else { myElement.style.... 2009-02-03, 7598👍, 0💬

How To Process Query Result in PL/SQL
How To Process Query Result in PL/SQL? - Oracle DBA FAQ - Introduction to PL/SQL You can run queries (SELECT statements) in a PL/SQL code blocks, and process the results a loop as shown in the following script example: SQL> set serveroutput on; SQL> BEGIN 2 FOR row IN 3 (SELECT * FROM employees WHER... 2007-04-26, 7597👍, 0💬

What Is Hashing
What is hashing? To hash means to grind up, and that's essentially what hashing is all about. The heart of a hashing algorithm is a hash function that takes your nice, neat data and grinds it into some random-looking integer. The idea behind hashing is that some data either has no inherent ordering ... 2007-02-26, 7597👍, 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