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Describe the various components in sequence diagrams
Describe the various components in sequence diagrams? Object lifeline: It represents the lifetime of an object creation and its destruction. If the object is created or destroyed during the time period the diagram represents, then the lifeline stops or starts at the appropriate point. An object's de...
2007-10-26, 5648👍, 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, 5648👍, 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, 5647👍, 0💬

How To Perform Key Word Search in Tables
How To Perform Key Word Search in Tables? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts The simplest way to perform key word search is to use the SELECT statement with a LIKE operator in the WHERE clause. The LIKE operator allows you to match a text field with a keyword pattern...
2007-05-11, 5646👍, 0💬

Performance Testing
What are major factors to consider when doing performance testing What is Performance Testing? Testing conducted to evaluate the compliance of a system or component with specified performance requirements. Often this is performed using an automated test tool to simulate large number of users. Also k...
2009-03-23, 5644👍, 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, 5643👍, 0💬

What is fundamental of published or precreated objects in Remoting
What is fundamental of published or precreated objects in Remoting ? In scenarios of singleton or single call the objects are created dynamically. But in situations where you want to precreate object and publish it you will use published object scenarios. Dim obj as new objRemote obj.Initvalue = 100...
2007-10-23, 5641👍, 0💬

How To Query Tables and Loop through the Returning Rows
How To Query Tables and Loop through the Returning Rows? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts The best way to query tables and loop through the returning rows is to run the SELECT statement with the mysql_query() function, catch the returning object as a result set, an...
2007-05-11, 5641👍, 0💬

What is ENUM
What is ENUM ? It’s used to define constants.
2007-10-23, 5640👍, 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, 5638👍, 0💬

What Is RSS (Really Simple Syndication)
What Is RSS (Really Simple Syndication)? - RSS FAQs - Introduction to RSS (Really Simple Syndication) Basics RSS (Really Simple Syndication) is technology that can be used on Websites to syndicate and distribute frequently updated content via news aggregators. Syndication benefits both users and pub...
2007-05-12, 5635👍, 0💬

Component Subclasses in Swing Package
Name Component subclasses that support painting? The Canvas, Frame, Panel, and Applet classes support painting.
2007-03-03, 5634👍, 0💬

Is XML case sensitive
Is XML case sensitive? Yes, they are case sensitive.
2007-10-31, 5633👍, 0💬

How To Convert Strings to Upper or Lower Cases
How To Convert Strings to Upper or Lower Cases? - PHP Script Tips - PHP Built-in Functions for Strings Converting strings to upper or lower cases are easy. Just use strtoupper() or strtolower() functions. Here is a PHP script on how to use them: &lt;?php $string = "PHP string functions are easy ...
2007-04-21, 5626👍, 0💬

What does "1"+2+4 evaluate to?
What does "1"+2+4 evaluate to? Since "1" is a string, everything is a string, so the result is a string of "124".
2008-07-29, 5622👍, 0💬

Explain the different elements of a Use Case
Explain the different elements of a Use Case ? Package: - It logically groups element of a UML model. Use Case :- It represents a set of events. Actor : - Role played by an outside object. Interface :- It specifies the externally operations of a class, component, package, or other element without sp...
2007-10-26, 5622👍, 0💬

What is DTD (Document Type definition)
What is DTD (Document Type definition)? It defines how your XML should structure. For instance in the above XML we want to make it compulsory to provide “qty” and “totalcost”, also that these two elements can only contain numeric. So you can define the DTD document and use that DTD document with in...
2007-10-31, 5620👍, 0💬

Acquiring Locks on Classes
Can a lock be acquired on a class? Yes, a lock can be acquired on a class. This lock is acquired on the class's Class object.
2007-03-03, 5619👍, 0💬

Do session use cookies
How can we make session to not to use cookies ? Left to the user, you will enjoy to find this answer.
2007-10-24, 5617👍, 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, 5616👍, 0💬

What are the major differences between services and Web services
What are the major differences between services and Web services?
2007-11-04, 5615👍, 0💬

What is Absolute and Sliding expiration
What is Absolute and Sliding expiration? Absolute Expiration allows you to specify the duration of the cache, starting from the time the cache is activated. The following example shows that the cache has a cache dependency specified, as well as an expiration time of one minute. Cache.Insert("announc...
2007-10-23, 5613👍, 0💬

What Is the Scope of a Local Variable
What Is the Scope of a Local Variable? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions The scope of a variable can be described with these rules: A variable is valid within the procedure or function where it is defined. A variable is also valid inside a sub procedure or function...
2007-04-21, 5611👍, 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, 5607👍, 0💬

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