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What Happens to the Current Transaction If a START TRANSACTION Is Executed
What Happens to the Current Transaction If a START TRANSACTION Is Executed? - MySQL FAQs - Transaction Management: Commit or Rollback If you are in a middle of a current transaction, and a START TRANSACTION command is executed, the current transaction will be committed and ended. All the database ch...
2007-05-11, 5781👍, 0💬

What Is Wrong with My "checked" Attribute Values
What Is Wrong with My "checked" Attribute Values? - XHTML Tutorials - Introduction To Tag and Attribute Syntax Attribute "checked" is an optional attribute for XHTML element "input". In XHTML specification, attribute "checked" has only predefined value: "checked". However, in HTML specification, att...
2007-05-12, 5780👍, 0💬

What does an XML document actually look like
What does an XML document actually look like? The basic structure of XML is similar to other applications of SGML, including HTML. The basic components can be seen in the following examples. An XML document starts with a Prolog of the required the XML declaration &lt;?xml version="1.0" encoding=...
2007-04-11, 5780👍, 0💬

Can You Assign Multiple Query Result Rows To a Variable
Can You Assign Multiple Query Result Rows To a Variable? - Oracle DBA FAQ - Working with Database Objects in PL/SQL You can use "SELECT ... INTO variable" to assign query results to variables. But what happens if the SELECT statements return multiple rows? The answer is that you will get a run time ...
2007-04-27, 5778👍, 0💬

Do You Know the Book "JUnit Recipes: Practical Methods for Programmer Testing"
Do You Know the Book "JUnit Recipes: Practical Methods for Programmer Testing"? You should know this book. It received some good reviews. Title: JUnit Recipes: Practical Methods for Programmer Testing Publisher: Manning Publications (July 15, 2004) Author: J. B. Rainsberger, Scott Stirling Abstract:...
2008-01-03, 5777👍, 0💬

How To Assign Values to Variables
How To Assign Values to Variables? - Oracle DBA FAQ - Understanding PL/SQL Language Basics You can use assignment statements to assign values to variables. An assignment statement contains an assignment operator ":=", which takes the value specified on the right to the variable on left. The script b...
2007-04-30, 5776👍, 0💬

What is a CTS
What is a CTS? In order that two language communicate smoothly CLR has CTS (Common Type System).Example in VB you have “Integer” and in C++ you have “long” these datatypes are not compatible so the interfacing between them is very complicated. In order to able that two different languages can commu...
2007-10-22, 5775👍, 0💬

How To Tell Web Browsers That Your Web Pages Have Atom Feeds
How To Tell Web Browsers That Your Web Pages Have Atom Feeds? - RSS FAQs - Atom Feed Introduction and File Generation One way to tell Web browsers that your Web pages have Atom Feed files is to add a "link" tag in the header section of your Web pages. The "link" tag defines a "link" element with 4 a...
2007-05-12, 5774👍, 0💬

How To Remove White Spaces from the Beginning and/or the End of a String
How To Remove White Spaces from the Beginning and/or the End of a String? - PHP Script Tips - PHP Built-in Functions for Strings There are 4 PHP functions you can use remove white space characters from the beginning and/or the end of a string: trim() - Remove white space characters from the beginnin...
2007-04-22, 5773👍, 0💬

How To Turn On or Off Recycle Bin for the Session
How To Turn On or Off Recycle Bin for the Session? - Oracle DBA FAQ - Managing Oracle Database Tables If you want to control the recycle bin feature in your own session, you can use the ALTER SESSION statement to turn on or off. Here is an example SQL script: SQL> connect HR/fyicenter Connected. SQL...
2007-05-04, 5772👍, 0💬

What Are the Types PL/SQL Code Blocks
What Are the Types PL/SQL Code Blocks? - Oracle DBA FAQ - Understanding PL/SQL Language Basics There are 3 types of PL/SQL code blocks: Anonymous Block - A block of codes with no name. It may contain a declaration part, an execution part, and exception handlers. Stored Program Unit - A block of code...
2007-05-01, 5772👍, 0💬

How To Return Top 5 Rows
How To Return Top 5 Rows? - Oracle DBA FAQ - Understanding SQL SELECT Query Statements If you want the query to return only the first 5 rows, you can use the pseudo column called ROWNUM in the WHERE clause. ROWNUM contains the row number of each returning row from the query. The following statement ...
2007-04-18, 5772👍, 0💬

How To Specify Is the Color of the Margin Area
How To Specify Is the Color of the Margin Area? - CSS Tutorials - HTML Formatting Model: Block, Inline and Floating Elements CSS doesn't allow you to specify the color of the margin area of a block element. The color of the margin area is transparent. It means that the background color or background...
2007-05-11, 5771👍, 0💬

How To Get Some Basic Information Back from MySQL Servers
How To Get Some Basic Information Back from MySQL Servers? - MySQL FAQs - PHP Connections and Query Execution Once you got a MySQL server connection object successfully, you can use mysql_get_server() and mysql_get_host_info() to get some basic information from your MySQL server. The tutorial exerci...
2007-05-10, 5771👍, 0💬

Relation between HTML and URL
What Is the Relation between HTML and URL? URL (Uniform Resource Locator) is a compact string representation of the location for a Web document or other resource that is available on the Internet. The URL of a HTML document is usually the document file name prefixed with the domain name of your Web ...
2007-03-03, 5771👍, 0💬

What Is an Online RSS Aggregator
What Is an Online RSS Aggregator? - RSS FAQs - Adding Your Feeds to RSS News Readers and Aggregators An online RSS aggregator is a Website that serves you as a RSS aggregator. Once you have registered an online RSS aggregator, you can access it from any computer on the Internet. Examples of online R...
2007-05-12, 5770👍, 0💬

How To Find Out What Privileges a User Currently Has
How To Find Out What Privileges a User Currently Has? - Oracle DBA FAQ - Managing Oracle User Accounts, Schema and Privileges Privileges granted to users are listed in two system views: DBA_SYS_PRIVS, and USER_SYS_PRIVS. You can find out what privileges a user currently has by running a query on tho...
2007-05-01, 5770👍, 0💬

what is a service contract, operation contract and Data Contract - part 1
what is a service contract, operation contract and Data Contract? - part 1 In this example we will make simple service which displays the total cost of the complete product group. In simple words this service will take three parameters per product cost, number of products and the product name. In re...
2007-11-04, 5769👍, 0💬

What Is the Structure of Atom Feed Documents
What Is the Structure of Atom Feed Documents? - RSS FAQs - Atom Feed File Structure and Elements An Atom feed document must have a root element called "feed". Within in the "feed" element, one or more "entry" elements are enclosed. The high level structure of an Atom feed document looks like: &l...
2007-05-12, 5768👍, 0💬

Is There Any DTD File to Validate Atom Feed Files
Is There Any DTD File to Validate Atom Feed Files? - RSS FAQs - Atom Feed Introduction and File Generation A DTD (Document Type Definitions) file contains a set of definitions of XML elements and attributes to form a new XML based language. The same DTD file can be used to validate XML files that co...
2007-05-12, 5768👍, 0💬

How To Calculate the Difference between Two Dates
How To Calculate the Difference between Two Dates? - MySQL FAQs - Introduction to SQL Date and Time Handling If you have two dates, and you want to know how many days between them, you can use the DATEDIFF(date1, date2) function as shown below: SELECT DATEDIFF(DATE('1997-02-28'), DATE('1997-03-01'))...
2007-05-11, 5768👍, 0💬

What Is the Order of Defining Local Variables and Sub Procedures/Functions
What Is the Order of Defining Local Variables and Sub Procedures/Functions? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions In the declaration part, you must define all local variables before defining any sub procedures or sub functions. See the following sample script: SQL> CRE...
2007-04-25, 5767👍, 0💬

How To Define and Use Table Alias Names
How To Define and Use Table Alias Names? - Oracle DBA FAQ - Understanding SQL SELECT Query Statements When column names need to be prefixed with table names, you can define table alias name and use them to prefix column names as shown in the following select statement: SQL> SELECT e.first_name, e.la...
2007-04-19, 5765👍, 0💬

When we use windows API in .NET is it managed or unmanaged code ?
.NET INTERVIEW QUESTIONS - When we use windows API in .NET is it managed or unmanaged code ? Windows API in .NET is unmanaged code.
2010-01-12, 5763👍, 0💬

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