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Which namespace has threading ?
.NET INTERVIEW QUESTIONS - Which namespace has threading ? Systems.Threading has all the classes related to implement threading. Any .NET application who wants to implement threading has to import this namespace. 2009-11-10, 5256👍, 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, 5255👍, 0💬

How To Remove Values Saved in the Current Session
How To Remove Values Saved in the Current Session? - PHP Script Tips - Understanding and Using Sessions If you want to remove values saved in the current session, you should use the unset() function on those saved values in $_SESSION, or use array() to empty $_SESSION: unset($_SESSION['MyColor']) - ... 2007-04-17, 5255👍, 0💬

Are you concerned that older browsers don't support JavaScript and thus exclude a set of Web users?
Are you concerned that older browsers don't support JavaScript and thus exclude a set of Web users? Fragmentation of the installed base of browsers will only get worse. By definition, it can never improve unless absolutely everyone on the planet threw away their old browsers and upgraded to the late... 2008-06-10, 5254👍, 0💬

What Are Date and Time Intervals
What Are Date and Time Intervals? - MySQL FAQs - Introduction to SQL Date and Time Handling A date and time interval is special value to be used to increment or decrement a date or a time at a given date or time unit. A data and time interval should be expression in the format of "INTERVAL expressio... 2007-05-11, 5253👍, 0💬

What Is the Data Pump Export Utility
What Is the Data Pump Export Utility? - Oracle DBA FAQ - Loading and Exporting Data Oracle Data Pump Export utility is a standalone programs that allows you to export data objects from Oracle database to operating system files called dump file set, which can be imported back to Oracle database only ... 2007-05-01, 5252👍, 0💬

How To Write an Inner Join with the WHERE Clause
How To Write an Inner Join with the WHERE Clause? - Oracle DBA FAQ - Understanding SQL SELECT Query Statements If you don't want to use the INNER JOIN ... ON clause to write an inner join, you can put the join condition in the WHERE clause as shown in the following query example: SQL> SELECT d.depar... 2007-04-19, 5252👍, 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, 5252👍, 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, 5251👍, 0💬

What Is the Relation between XHTML and DTD
What Is the Relation between XHTML and DTD? - XHTML FAQs - Introduction To XHTML 1.0 DTD (Document Type Definition) is a language based on XML to you to define a specific type of XML documents. Since XHTML is a specific type of XML documents, you can use DTD to define the structure of XHTML. In fact... 2007-05-12, 5251👍, 0💬

How To Change User Password
How To Change User Password? - Oracle DBA FAQ - Managing Oracle User Accounts, Schema and Privileges If you want to change a user's password, you can log in as SYSTEM and use the ALTER USER command as shown in the following example: >.\bin\sqlplus /nolog SQL> connect SYSTEM/fyicenter Connected. SQL>... 2007-05-02, 5251👍, 0💬

How To Save Values to the Current Session
How To Save Values to the Current Session? - PHP Script Tips - Understanding and Using Sessions When session is turned on, a session will be automatically created for you by the PHP engine. If you want to save any values to the session, you can use the pre-defined associative array called $_SESSION.... 2007-04-18, 5251👍, 0💬

How To Validate an Atom 1.0 Feed File
How To Validate an Atom 1.0 Feed File? - RSS FAQs - Atom Feed Introduction and File Generation If you created an Atom feed file yourself, and want to know if the file meets the Atom 1.0 standards or not, you can validate your feed file using the following methods: Using the on-line validator provide... 2007-05-12, 5250👍, 0💬

How To Add a New Column to an Existing Table
How To Add a New Column to an Existing Table? - Oracle DBA FAQ - Managing Oracle Database Tables If you have an existing table with existing data rows, and want to add a new column to that table, you can use the ALTER TABLE ... ADD statement to do this. Here is an example script: SQL> connect HR/fyi... 2007-05-03, 5250👍, 0💬

How To Detect File Uploading Errors
How To Detect File Uploading Errors? - PHP Script Tips - Uploading Files to Web Servers If there was a problem for a file upload request specified by the &lt;INPUT TYPE=FILE NAME=fieldName...> tag, an error code will be available in $_FILES[$fieldName]['error']. Possible error code values are: U... 2007-04-19, 5250👍, 0💬

Why it called Struts?
Why it called Struts Because the designers want to remind us of the invisible underpinnings that hold up our houses, buildings, bridges, and ourselves when we are on stilts. This excellent description of Struts reflect the role the Struts plays in developing web applications. 2007-11-28, 5248👍, 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, 5248👍, 0💬

How To Work with Data Objects Interactively
How To Work with Data Objects Interactively? - Oracle DBA FAQ - Introduction to Oracle SQL Developer You can work with data objects through SQL statements in statement area. If you want to work with data objects interactively, you should use the object browser. The following tutorial steps help you ... 2007-04-27, 5248👍, 0💬

How To Change Program Global Area (PGA)
How To Change Program Global Area (PGA)? - Oracle DBA FAQ - Introduction to Oracle Database 10g Express Edition Your 10g XE server has a default setting for Program Global Area (PGA) of 40MB. The PGA size can be changed to a new value depending on how much data a single session should be allocated. ... 2007-04-24, 5248👍, 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, 5248👍, 0💬

How can we perform transactions in .NET
How can we perform transactions in .NET? The most common sequence of steps that would be performed while developing a transactional application is as follows: ? Open a database connection using the Open method of the connection object. ? Begin a transaction using the Begin Transaction method of the ... 2007-10-24, 5247👍, 0💬

What Are DEL and INS Tags/Elements
What Are DEL and INS Tags/Elements? - XHTML 1.0 Tutorials - Understanding In-line Elements and Tags "del" and "ins" elements are inline elements that you can use to specify text to be treated as deleted text and inserted text respectively. Here are basic rules about "del" and "ins" elements: "del" a... 2007-05-12, 5247👍, 0💬

What Privilege Is Needed for a User to Delete Rows from Tables in Another Schema
What Privilege Is Needed for a User to Delete Rows from Tables in Another Schema? - Oracle DBA FAQ - Managing Oracle User Accounts, Schema and Privileges For a user to delete rows from tables of someone else's schema, he/she needs the DELETE ANY TABLE privilege. The following tutorial exercise gives... 2007-05-01, 5247👍, 0💬

How do we use stored procedure in ADO.NET and how do we provide parameters to the stored procedures
How do we use stored procedure in ADO.NET and how do we provide parameters to the stored procedures? ADO.NET provides the SqlCommand object which provides the functionality of executing stored procedures. Note :- Sample code is provided in folder “WindowsSqlClientCommand”. There are two stored proce... 2007-10-24, 5246👍, 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