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How To Create an Add-to-NewsGator Button on Your Website
How To Create an Add-to-NewsGator Button on Your Website? - RSS FAQs - Adding Your Feeds to RSS News Readers and Aggregators If you like the "Add to NewsGator" button showing on this site, you can create one for your own Web site by following the tutorial exercise below: 1. Create an RSS Atom 1.0 fe...
2007-05-12, 6910👍, 0💬

What Happens to Your Transactions When ERROR 1213 Occurred
What Happens to Your Transactions When ERROR 1213 Occurred? - MySQL FAQs - Transaction Management: Commit or Rollback If your transaction receives the "Deadlock found when trying to get lock" - ERROR 1213, MySQL server automatically terminates your transaction and rolls back your data changes of the...
2007-05-11, 6910👍, 0💬

Shift Operators
What will be printed as the result of the operation below: main() { int x=5; printf("%d,%d,%d\n",x,x&lt ;&lt;2,x&gt;&gt;2) ;} As x = 5 = 0x0000,0101; so x &lt;&lt; 2 -&lt; 0x0001,0100 = 20; x &gt;&gt; 2 -&gt; 0x0000,0001 = 1. Therefore, the answer is 5, 20, 1.
2007-02-26, 6909👍, 0💬

How To Use SELECT Statement to Count the Number of Rows
How To Use SELECT Statement to Count the Number of Rows? - Oracle DBA FAQ - Understanding SQL SELECT Query Statements If you want to count the number of rows, you can use the COUNT(*) function in the SELECT clause. The following select statement returns the number of rows in the "department" table: ...
2007-04-20, 6898👍, 0💬

What is normalization? What are different types of normalization
What is normalization? What are different types of normalization? It is set of rules that have been established to aid in the design of tables that are meant to be connected through relationships. This set of rules is known as Normalization. Benefits of normalizing your database will include: 1. Avo...
2007-10-25, 6895👍, 0💬

What is the concept of XPOINTER
What is the concept of XPOINTER? XPOINTER is used to locate data within XML document. XPOINTER can point to a particular portion of a XML document, for instance address.xml#xpointer(/descenda nt::streetnumber[@id=9])So the above XPOINTER points streetnumber=9 in “address.xml”.
2007-10-31, 6894👍, 0💬

What Are the Parameter Modes Supported by PL/SQL
What Are the Parameter Modes Supported by PL/SQL? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions PL/SQL supports 3 parameter modes on procedure/function parameters: IN: This is the default mode. IN parameters allow the calling code to pass values into the procedure or function....
2007-04-25, 6889👍, 0💬

"const" and "volatile"
Can a variable be both const and volatile? Yes. The const modifier means that this code cannot change the value of the variable, but that does not mean that the value cannot be changed by means outside this code. For instance, a timer structure can be accessed through a volatile const pointer. The f...
2007-02-26, 6884👍, 0💬

Where Is the Submitted Form Data Stored
Where Is the Submitted Form Data Stored? - PHP Script Tips - Processing Web Forms When a user submit a form on your Web server, user entered data will be transferred to the PHP engine, which will make the submitted data available to your PHP script for processing in pre-defined arrays: $_GET - An as...
2007-04-23, 6863👍, 0💬

How To Process Query Result in PL/SQL
How To Process Query Result in PL/SQL? - Oracle DBA FAQ - Introduction to PL/SQL You can run queries (SELECT statements) in a PL/SQL code blocks, and process the results a loop as shown in the following script example: SQL> set serveroutput on; SQL> BEGIN 2 FOR row IN 3 (SELECT * FROM employees WHER...
2007-04-26, 6858👍, 0💬

How is the MVC design pattern used in Struts framework
How is the MVC design pattern used in Struts framework? In the MVS design pattern, there 3 components involved: Controller - Servlet controller which supplied by Struts itself. View - what you can see on the screen, a JSP page and presentation components. Model - System state and a business logic Ja...
2007-11-27, 6849👍, 0💬

How To Run "mysql" Commands from a Batch File
How To Run "mysql" Commands from a Batch File? - MySQL FAQs - Command-Line End User Interface mysql If you have group of "mysql" commands that need to be executed repeatedly, you can put them into a file, and run them from the file in "mysql" batch mode. Here is a batch file, \temp\links.sql, contai...
2007-05-10, 6841👍, 0💬

How To Analyze Tables with "mysqlcheck"
How To Analyze Tables with "mysqlcheck"? - MySQL FAQs - Administrator Tools for Managing MySQL Server If you want analyze tables with "mysqlcheck", you need to use the "--analyze" option. The following tutorial exercise shows you how to analyze all tables in "mysql" database: >cd \mysql\bin >mysqlch...
2007-05-11, 6838👍, 0💬

How To Dump the Contents of a Directory into an Array
How To Dump the Contents of a Directory into an Array? - PHP Script Tips - Working with Directoris and Files If you want to get the contents of a directory into an array, you can use the scandir() function. It gets a list of all the files and sub directories of the specified directory and returns th...
2007-04-23, 6835👍, 0💬

How To Use Subqueries in the FROM clause
How To Use Subqueries in the FROM clause? - MySQL FAQs - SQL SELECT Statements with JOIN and Subqueries If you have a query returning many rows of data, and you want to perform another query on those rows, you can put the first query as a subquery in the FROM clause of the second query. A subquery u...
2007-05-11, 6830👍, 0💬

Anonymous Classes
Can an anonymous class be declared as implementing an interface and extending a class? An anonymous class may implement an interface or extend a superclass, but may not be declared to do both.
2007-03-03, 6828👍, 0💬

How do I install JUnit? First I will download the lastest version of JUnit.
How do I install JUnit? First I will download the lastest version of JUnit. Then I will extract all files from the downloaded file. The most important file should be the JUnit JAR file: junit-4.4.jar, which contains all JUnit class packages. To verify junit-4.4.jar, I will run the org.junit.runner.J...
2008-01-09, 6824👍, 0💬

what are the advantages of hosting WCF Services in IIS as compared to self hosting
what are the advantages of hosting WCF Services in IIS as compared to self hosting? There are two main advantages of using IIS over self hosting: Automatic activation IIS provides automatic activation that means the service is not necessary to be running in advance. When any message is received by t...
2007-11-04, 6819👍, 0💬

How did you implement UML in your project PART II
How did you implement UML in your project ? PART II Implementation phase / Coding phase (Class diagrams for reverse engineering, Other diagrams for validity check) In this phase mostly class diagrams are re-engineered with the source code. But other diagrams are also present for validity check examp...
2007-10-26, 6819👍, 0💬

Well-Written Object Oriented Programs
What does a well-written Object Oriented program look like? A well-written object oriented program exhibits recurring structures that promote abstraction, flexibility, modularity and elegance.
2007-03-03, 6814👍, 0💬

How To Add Column Headers to a Table
How To Add Column Headers to a Table? - XHTML 1.0 Tutorials - Understanding Tables and Table Cells If you want to add column headers to a table, you need to use "th" elements instead of "td" elements in the first row of the table. "th" elements are displayed in bold and centered by default. Below is...
2007-05-11, 6810👍, 0💬

General Questions
1. The basics first, please define the web in simple language? How is it connected with internet? Which are the entities who make the Web operational? 2. What is the market size of web development in India? What has been the contribution of global market to the web development? 3. How web developmen...
2008-04-29, 6808👍, 0💬

What is a measure in OLAP
What is a measure in OLAP ? Measures are the key performance indicator that you want to evaluate. To determine which of the numbers in the data might be measures. A rule of thumb is: If a number makes sense when it is aggregated, then it is a measure.
2007-10-25, 6808👍, 0💬

What Is invokeLater() Method
When should the method invokeLater() be used? This method is used to ensure that Swing components are updated through the event-dispatching thread.
2007-03-03, 6799👍, 0💬

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