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Is Ajax just another name for XMLHttpRequest?
Is Ajax just another name for XMLHttpRequest? No. XMLHttpRequest is only part of the Ajax equation. XMLHttpRequest is the technical component that makes the asynchronous server communication possible; Ajax is our name for the overall approach described in the article, which relies not only on XMLHtt...
2009-06-23, 5767👍, 0💬

How To List All User Accounts
How To List All User Accounts? - Oracle DBA FAQ - Managing Oracle User Accounts, Schema and Privileges User accounts can be accessed through a system view called ALL_USERS. A simple SELECT statement can be used to get a list of all user accounts. Try the following script: >.\bin\sqlplus /nolog SQL> ...
2007-05-02, 5767👍, 0💬

What Are Domain and Path Attributes for Cookies
What Are Domain and Path Attributes for Cookies? - PHP Script Tips - Understanding and Managing Cookies Cookies can also be defined with two other attributes: Domain - A cookie attribute that defines the domain name of Web servers where this cookie is valid. Web browsers holding this cookie should n...
2007-04-24, 5765👍, 0💬

How To Install Oracle ODBC Drivers
How To Install Oracle ODBC Drivers? - Oracle DBA FAQ - ODBC Drivers, DSN Configuration and ASP Connection Oracle offers different ODBC drivers for different versions of Oracle servers. When you install an Oracle server or a client tools on your Windows system, the appropriate ODBC driver will be ins...
2007-04-17, 5764👍, 0💬

How To Revoke User Privileges
How To Revoke User Privileges? - MySQL FAQs - Managing User Accounts and Access Privileges If your want remove some granted user privileges, you can use the "REVOKE privilegeName ..." command. You can only revoke privileges in the same way as they were granted. For example, you can not revoke a priv...
2007-05-08, 5762👍, 0💬

What Is Union
What Is Union? - MySQL FAQs - Database Basics and Terminologies Join is data retrieval operation that combines multiple query outputs of the same structure into a single output.
2007-05-10, 5758👍, 0💬

What Is a White Space Character
What Is a White Space Character? - XHTML Tutorials - Introduction To Element Content Syntax A white space character is a character that leaves nothing on your screen. There are 4 known white space characters: " " - The space character. "\t" - The tab character. "\n" - The new line character. "\r" - ...
2007-05-12, 5757👍, 0💬

What Is Join
What Is Join? - MySQL FAQs - Database Basics and Terminologies Join is data retrieval operation that combines rows from multiple tables under certain matching conditions to form a single row.
2007-05-10, 5757👍, 0💬

Uploading Files with File Input Fields in a Form
How To Write the FORM Tag Correctly for Uploading Files? When users clicks the submit button, files specified in the &lt;INPUT TYPE=FILE...> will be transferred from the browser to the Web server. This transferring (uploading) process is controlled by a properly written &lt;FORM...> tag as: ...
2007-02-27, 5756👍, 0💬

How To Pass a Parameter to a Cursor
How To Pass a Parameter to a Cursor? - Oracle DBA FAQ - Working with Cursors in PL/SQL When you define a cursor, you can set a formal parameter in the cursor. The formal parameter will be replaced by an actual parameter in the OPEN cursor statement. Here is a good example of a cursor with two parame...
2007-04-28, 5755👍, 0💬

How Can Other Webmaster Steal Your Cookies
How Can Other Webmaster Steal Your Cookies? - PHP Script Tips - Understanding and Managing Cookies All browsers are following the security rule that your cookies are sent back only to your Web servers. They will not be sent to other Webmaster's Web server directly. However, other Webmaster may desig...
2007-04-23, 5755👍, 0💬

What is ACID fundamental? What are transactions in SQL SERVER
What is ACID fundamental? What are transactions in SQL SERVER ? A transaction is a sequence of operations performed as a single logical unit of work. A logical unit of work must exhibit four properties, called the ACID (Atomicity, Consistency, Isolation, and Durability) properties, to qualify as a t...
2007-10-25, 5754👍, 0💬

What Are the Execution Control Statements
What Are the Execution Control Statements? - Oracle DBA FAQ - Understanding PL/SQL Language Basics PL/SQL supports three groups of execution control statements: IF Statements - Conditionally executes a block of statements. CASE Statements - Selectively executes a block of statements. LOOP Statements...
2007-04-30, 5754👍, 0💬

What is Query String and What are benefits and limitations of using
What is Query String and What are benefits and limitations of using Query Strings? A query string is information sent to the server appended to the end of a page URL. Following are the benefits of using query string for state management:- ã No server resources are required. The query string contain...
2007-10-23, 5751👍, 0💬

How To Define Default Values for Formal Parameters
How To Define Default Values for Formal Parameters? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions If you have an IN parameter, you can make it as an optional parameter for the calling statement by defining the formal parameter with the DEFAULT clause. This gives you the freedo...
2007-04-21, 5749👍, 0💬

How To Resolve Name Conflicts between Variables and Columns
How To Resolve Name Conflicts between Variables and Columns? - Oracle DBA FAQ - Working with Database Objects in PL/SQL The best way to resolve name conflicts is to avoid using column names for variables.
2007-04-27, 5748👍, 0💬

Creating TCP Socket
What information is needed to create a TCP Socket? The Local Systems IP Address and Port Number. And the Remote System's IP Address and Port Number.
2007-04-03, 5747👍, 0💬

CLASSPATH Environment Variable
If a class is located in a package, what do you need to change in the OS environment to be able to use it? You need to add the directory or the jar file that contains the package to the CLASSPATH environment variable. Let's say a class Employee belongs to a package com.xyz.hr; and is located in the ...
2007-03-03, 5746👍, 0💬

What is element and attributes in XML
What is element and attributes in XML? In the below example invoice is the element and the invnumber the attribute. &lt;invoice invnumber=1002>&lt;/invoic e>
2007-10-31, 5744👍, 0💬

Where Are User Privileges Stored on the Server
Where Are User Privileges Stored on the Server? - MySQL FAQs - Managing User Accounts and Access Privileges MySQL server has a system database, which hosts a number of system tables to system related information like user privileges. Depending on the scope levels, granted user privileges are stored ...
2007-05-08, 5744👍, 0💬

What Is an External Table
What Is an External Table? - Oracle DBA FAQ - Loading and Exporting Data An external table is a table defined in the database with data stored outside the database. Data of an external table is stored in files on the operating systems. Accessing data of external tables are done through data access d...
2007-04-30, 5742👍, 0💬

How To Get the ID Column Auto-Incremented
How To Get the ID Column Auto-Incremented? - PHP Script Tips - Working with MySQL Database Many tables require an ID column to assign a unique ID number for each row in the table. For example, if you have a table to hold forum member profiles, you need an ID number to identify each member. To allow ...
2007-04-14, 5741👍, 0💬

When does page split occurs ?
What is fillfactor ? The 'fill factor' option specifies how full SQL Server will make each index page. When there is no free space to insert new row on the index page, SQL Server will create new index page and transfer some rows from the previous page to the new one. This operation is called page sp...
2007-10-25, 5740👍, 0💬

What Is JSP Technology
What is JSP technology? Java Server Page is a standard Java extension that is defined on top of the servlet Extensions. The goal of JSP is the simplified creation and management of dynamic Web pages. JSPs are secure, platform-independent, and best of all, make use of Java as a server-side scripting ...
2007-04-03, 5740👍, 0💬

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