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what is a service class
what is a service class? 2007-11-04, 5208👍, 0💬

How do you upload a file in ASP.NET
How do you upload a file in ASP.NET ? use System.Web.HttpPostedFile class. 2007-10-24, 5208👍, 0💬

What are the ways in which client can create object on server in CAO model ?
.NET INTERVIEW QUESTIONS - What are the ways in which client can create object on server in CAO model ? There are two ways by which you can create Client objects on remoting server :- * Activator.CreateInstance(). * By Keyword “New”. 2009-08-18, 5207👍, 0💬

Why do we need methods to be static for Post Cache substitution
Why do we need methods to be static for Post Cache substitution? ASP.NET should be able to call this method even when there isn't an instance of your page class available. When your page is served from the cache, the page object isn't created. So ASP.NET skips the page life cycle when the page is co... 2007-10-23, 5207👍, 0💬

What Happens If You No CREATE Privilege in a Database
What Happens If You No CREATE Privilege in a Database? - MySQL FAQs - Understanding SQL CREATE, ALTER and DROP Statements In order to create tables in a database, your user account must have the CREATE privilege for that database. Otherwise you will get an error as shown in the following tutorial ex... 2007-05-11, 5207👍, 0💬

How can you increase SQL performance
How can you increase SQL performance ? Following are tips which will increase your SQl performance Every index increases the time takes to perform INSERTS, UPDATES and DELETES, so the number of indexes should not be too much. Try to use maximum 4-5 indexes on one table, not more. If you have read-on... 2007-10-25, 5206👍, 0💬

How Does FireFox Manage Cookies
How Does FireFox Manage Cookies? - PHP Script Tips - Understanding and Managing Cookies FireFox browser allows you to delete old cookies, and gives you options to keep persistent cookies in cookie files until they reach their expiration time. The following tutorial shows you how to manage cookies in... 2007-04-24, 5206👍, 0💬

What Is the Implicit Cursor
What Is the Implicit Cursor? - Oracle DBA FAQ - Working with Cursors in PL/SQL There is only one implicitly cursor in a session. The implicit cursor is the cursor automatically defined by PL/SQL for you. Whenever a SQL statement is executed, this cursor will be assigned to represent the execution of... 2007-04-29, 5205👍, 0💬

What Is a ID Selector
What Is a ID Selector? - CSS Tutorials - Introduction To CSS Basics A ID selector selects all HTML tags that matches the id name defined in the tag attribute of id="id_name". ID selectors are specified with a leading hash like (#id_name). For example, the following CSS definition uses an ID selector... 2007-05-11, 5204👍, 0💬

What Are DML Statements
What Are DML Statements? - MySQL FAQs - Understanding SQL INSERT, UPDATE and DELETE Statements DML (Data Manipulation Language) statements are statements to change data values in database tables. The are 3 primary DML statements: INSERT - Inserting new rows into database tables. UPDATE - Updating ex... 2007-05-11, 5204👍, 0💬

How To Create a Stored Program Unit
How To Create a Stored Program Unit? - Oracle DBA FAQ - Introduction to PL/SQL If you want to create a stored program unit, you can use the CREATE PROCEDURE or FUNTION statement. The example script below creates a stored program unit: SQL> set serveroutput on; SQL> CREATE PROCEDURE Hello AS 2 BEGIN ... 2007-04-25, 5203👍, 0💬

How To Uploaded Files to a Table
How To Uploaded Files to a Table? - PHP Script Tips - Uploading Files to Web Servers To store uploaded files to MySQL database, you can use the normal SELECT statement as shown in the modified processing_uploaded_files.php listed below: &lt;?php $con = mysql_connect("localhost", "", ""); mysql_s... 2007-04-19, 5203👍, 0💬

What Are DDL Statements
What are the most important DDL statements in SQL? CREATE TABLE - creates a new database table ALTER TABLE - alters (changes) a database table DROP TABLE - deletes a database table CREATE INDEX - creates an index (search key) DROP INDEX - deletes an index 2007-04-15, 5203👍, 0💬

What are the different types of joins? What is the difference between them
What are the different types of joins? What is the difference between them ? INNER JOIN Inner join shows matches only when they exist in both tables.Example, in the below SQL there are two tables Customers and Orders and the inner join in made on Customers Customerid and Orders Customerid.So this SQ... 2007-10-25, 5202👍, 0💬

What Is an Anchor (A) Tag/Element
What Is an Anchor (A) Tag/Element? - XHTML 1.0 Tutorials - Understanding Hyper Links and URLs An "a" element is an inline element that you can use to specify a hyper link in your XHTML document. An "a" element can also be used to define a bookmark in your XHTML document. Here are basic rules about "... 2007-05-12, 5202👍, 0💬

Can Variables Be Used in SQL Statements
Can Variables Be Used in SQL Statements? - Oracle DBA FAQ - Working with Database Objects in PL/SQL Yes, you can use variables in SQL statements as part of any expressions. The tutorial script provides you some good examples: (Connect to XE with SQL*Plus) CREATE TABLE student (id NUMBER(5) PRIMARY K... 2007-04-28, 5202👍, 0💬

What Are Other Inline Elements
What Are Other Inline Elements? - XHTML 1.0 Tutorials - Understanding In-line Elements and Tags Other inline elements that are not covered in this collection: a - Defining an anchor. img - Defining an image. map - Defining a clickable image map. input - Defining an input field in a form. select - De... 2007-05-12, 5201👍, 0💬

What Is a BLOCKQUOTE Tag/Element
What Is a BLOCKQUOTE Tag/Element? - XHTML 1.0 Tutorials - Body Tag and Block Level Tags A blockquote element is a block level element that can be used directly as a sub-element in the body element. You can use blockquote elements to specify a block of paragraphs to be displayed in a quotation format... 2007-05-12, 5201👍, 0💬

How To See the CREATE TABLE Statement of an Existing Table
How To See the CREATE TABLE Statement of an Existing Table? - MySQL FAQs - Understanding SQL CREATE, ALTER and DROP Statements If you want to know how an existing table was created, you can use the "SHOW CREATE TABLE" command to get a copy of the "CREATE TABLE" statement back on an existing table. T... 2007-05-11, 5201👍, 0💬

How To Run a SQL Statement
How To Run a SQL Statement? - MySQL FAQs - PHP Connections and Query Execution You can run any types of SQL statements through the mysql_query() function. It takes the SQL statement as a string and returns different types of data depending on the SQL statement type and execution status: Returning FA... 2007-05-10, 5201👍, 0💬

How To Start the Command-Line SQL*Plus
How To Start the Command-Line SQL*Plus? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool If you Oracle server or client installed on your windows system, you can start the command-line SQL*Plus in two ways: 1. Click Start > All Programs > Oracle ... > Start SQL Command Line. The ... 2007-04-28, 5201👍, 0💬

How To Use Windows User to Connect to the Server
How To Use Windows User to Connect to the Server? - Oracle DBA FAQ - Managing Oracle User Accounts, Schema and Privileges During the installation process, 10g XE will create a special Windows user group called ORA_DBA, and put your Windows user into this group. Any Windows users in this group can be... 2007-05-02, 5200👍, 0💬

What is a Database Schema
What is a Database Schema? - Oracle DBA FAQ - Oracle Basic Concepts A schema is a collection of logical structures of data, or schema objects. A schema is owned by a database user and has the same name as that user. Each user owns a single schema. Schema objects can be created and manipulated with S... 2007-04-21, 5200👍, 0💬

Processing HTML Form Date
Can a JSP page process HTML FORM data? Yes. However, unlike servlets, you are not required to implement HTTP-protocol specific methods like doGet() or doPost() within your JSP page. You can obtain the data for the FORM input elements via the request implicit object within a scriptlet or expression a... 2007-04-03, 5200👍, 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