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What Is a Group Selector
What Is a Group Selector? - CSS Tutorials - Introduction To CSS Basics A group selector selects multiple HTML tags. Group selectors are specified with multiple tags separated with a comma like (tag, tag, tag). For example, the following CSS definition uses a group selector: /* set background color t... 2007-05-11, 5426👍, 0💬

What is DTS
What is DTS? DTS is used to pull data from various sources into the star schema. 2007-10-25, 5425👍, 0💬

What Happens If Protocol or Port Number Is Missing in a URL
What Happens If Protocol or Port Number Is Missing in a URL? - XHTML 1.0 Tutorials - Understanding Hyper Links and URLs From a syntax point of view, all URL parts are optional. If some parts are not included in a URL, the browser and the hosting computer will provide default values. Here are some ru... 2007-05-12, 5425👍, 0💬

How To Use "password" Input Fields
How To Use "password" Input Fields? - XHTML 1.0 Tutorials - Understanding Forms and Input Fields A "password" input field is defined as &lt;input type="password" .../&gt;. A "password" input field can be used to create an input field to allow viewers to enter text strings or numbers without ... 2007-05-12, 5425👍, 0💬

What Are Date and Time Data Types
What Are Date and Time Data Types? - MySQL FAQs - Introduction to SQL Date and Time Handling MySQL supports the following date and time data types: DATE - A date in the range of '1000-01-01' and '9999-12-31'. Default DATE format is "YYYY-MM-DD". DATETIME - A date with the time of day in the range of... 2007-05-11, 5425👍, 0💬

How to Accessing HTML Elements using javascript?
How to Accessing HTML Elements using javascript? To do something interesting with HTML elements, we must first be able to uniquely identify which element we want. In the example below: &lt;body> &lt;form action=""> &lt;input type="button" id="useless" name="mybutton" value="doNothing" />... 2010-11-23, 5424👍, 0💬

How To Drop a Stored Function
How To Drop a Stored Function? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions If there is an existing stored function and you don't want it any more, you can remove it from the database by using the DROP FUNCTION statement as shown in the following script example: SQL> CREATE O... 2007-04-25, 5424👍, 0💬

Can Group Functions Be Mixed with Non-group Selection Fields
Can Group Functions Be Mixed with Non-group Selection Fields? - Oracle DBA FAQ - Understanding SQL SELECT Query Statements If a group function is used in the SELECT clause, all other selection fields must be group level fields. Non-group fields can not be mixed with group fields in the SELECT clause... 2007-04-20, 5422👍, 0💬

What is SQL Cache Dependency in ASP.NET 2.0
What is SQL Cache Dependency in ASP.NET 2.0? SQL cache dependencies is a new feature in ASP.NET 2.0 which can automatically invalidate a cached data object (such as a Dataset) when the related data is modified in the database. So for instance if you have a dataset which is tied up to a database tabl... 2007-10-23, 5421👍, 0💬

What Happens to the Current Transaction If the Session Is Ended
What Happens to the Current Transaction If the Session Is Ended? - MySQL FAQs - Transaction Management: Commit or Rollback If a session is ended, the current transaction in that session will be rolled back and ended. All the database changes made in the current transaction will be removed. This is c... 2007-05-11, 5421👍, 0💬

What Are the Oracle Built-in Data Types
What Are the Oracle Built-in Data Types? - Oracle DBA FAQ - Understanding SQL Basics There are 20 Oracle built-in data types, divided into 6 groups: Character Datatypes - CHAR, NCHAR, NVARCHAR2, VARCHAR2 Number Datatypes - NUMBER, BINARY_FLOAT, BINARY_DOUBLE Long and Row Datatypes - LONG, LONG RAW, ... 2007-04-24, 5421👍, 0💬

How To Specify Input Values for Checkboxes
How To Specify Input Values for Checkboxes? - PHP Script Tips - Processing Web Forms Checkboxes can be used in a form for two situations: As a single switch - One &lt;INPUT TYPE=CHECKBOX ...> tag, with no input value specified. When submitted with button pushed down, you will receive a value of ... 2007-04-23, 5421👍, 0💬

How do we get JavaScript onto a web page?
How do we get JavaScript onto a web page? You can use several different methods of placing JavaScript in you pages. You can directly add a script element inside the body of page. 1. For example, to add the "last updated line" to your pages, In your page text, add the following: &lt;p>blah, blah,... 2008-03-25, 5420👍, 0💬

What are queues and stacks
What are queues and stacks ? Queue is for first-in, first-out (FIFO) structures. Stack is for last-in, first-out (LIFO) structures. 2007-10-23, 5420👍, 0💬

How Arrays Are Passed Through Arguments
How Arrays Are Passed Through Arguments? - PHP Script Tips - Creating Your Own Functions Like a normal variable, an array is passed through an argument by value, not by reference. That means when an array is passed as an argument, a copy of the array will be passed into the function. Modifying that ... 2007-04-24, 5420👍, 0💬

How To Start an Oracle Instance
How To Start an Oracle Instance? - Oracle DBA FAQ - Creating New Database Instance Manually This is Step 6. Now you are ready to start the new Oracle Instance without any database. This instance will be used to create a database. Starting an instance without database can be done by using STARTUP NOM... 2007-04-23, 5420👍, 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, 5420👍, 0💬

What is a candidate key
What is a candidate key ? A table may have more than one combination of columns that could uniquely identify the rows in a table; each combination is a candidate key. During database design you can pick up one of the candidate keys to be the primary key. For example, in the supplier table supplierid... 2007-10-25, 5419👍, 0💬

What are major difference between classic ADO and ADO.NET
What are major difference between classic ADO and ADO.NET ? Following are some major differences between both ? As in classic ADO we had client and server side cursors they are no more present in ADO.NET. Note it's a disconnected model so they are no more applicable. ? Locking is not supported due t... 2007-10-24, 5419👍, 0💬

How To Use Values from Other Tables in UPDATE Statements
How To Use Values from Other Tables in UPDATE Statements? - Oracle DBA FAQ - Understanding SQL DML Statements If you want to update values in one with values from another table, you can use a subquery in the SET clause. The subquery should return only one row for each row in the update table that ma... 2007-04-21, 5418👍, 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, 5417👍, 0💬

What Is the Structure of a URL
What Is the Structure of a URL? - XHTML 1.0 Tutorials - Understanding Hyper Links and URLs The structure of a URL is defined by the URL specification, see http://www.ietf.org/rfc/rfc239 6.txt. Generally, a URL consists of 7 parts: Protocol Name - Identifies the communication protocol through which t... 2007-05-12, 5417👍, 0💬

How To Use Regular Expression in Pattern Match Conditions
How To Use Regular Expression in Pattern Match Conditions? - MySQL FAQs - Introduction to SQL Basics If you have a pattern that is too complex for LIKE to handle, you can use the regular expression pattern condition: REGEXP. The following tutorial exercise provides you some good examples: SELECT 'FY... 2007-05-11, 5416👍, 0💬

How To Use "startup" Command to Start Default Instance
How To Use "startup" Command to Start Default Instance? - Oracle DBA FAQ - Introduction to Oracle Database 10g Express Edition If you logged in to the server as a SYSDBA, you start the default instance with the "startup" command. Here is how to start the default instance in SQL*Plus in SYSDBA mode: ... 2007-04-24, 5416👍, 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