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How can JavaScript make a Web site easier to use? That is, are there certain JavaScript techniques that make it easier for
How can JavaScript make a Web site easier to use? That is, are there certain JavaScript techniques that make it easier for people to use a Web site? JavaScript's greatest potential gift to a Web site is that scripts can make the page more immediately interactive, that is, interactive without having ... 2024-01-21, 6360👍, 3💬

💬 2023-09-24 Charchita: Nice but long answer.

Can you explain different software development life cycles - part II
Can you explain different software development life cycles -part II? Water Fall Model This is the oldest model. It has sequence of stages; output of one stage becomes input of other. Following are stages in Waterfall model: System Requirement: - This is initial stage of the project where end user re... 2007-10-30, 6358👍, 0💬

Virtual Functions in Java
Can you have virtual functions in Java? Yes, all functions in Java are virtual by default. This is actually a pseudo trick question because the word "virtual" is not part of the naming convention in Java (as it is in C++, C-sharp and VB.NET), so this would be a foreign concept for someone who has on... 2007-03-03, 6354👍, 0💬

Can you explain in GSC and VAF in function points
Can you explain in GSC and VAF in function points? In GSC (General System Characteristic) there are 14 factors which are rated on 1 to 5 depending on the complexity of the factor. Below are the 14 factors: Data communications: - How many communication facilities are there to aid in the transfer or e... 2007-10-30, 6351👍, 0💬

Variable Types
What are the types of variables x, y, y and u defined in the following code? #define Atype int* typedef int *p; p x, z; Atype y, u; Answer: x and z are pointers to int. y is a pointer to int but u is just an integer variable 2007-02-26, 6335👍, 0💬

Is XHTML Element Name Case Sensitive
Is XHTML Element Name Case Sensitive? - XHTML Tutorials - Introduction To Tag and Attribute Syntax Yes, XHTML element names are case sensitive. All element names must be written in lower case letters. Here are some valid and invalid XHTML element names: &lt;html&gt; - Valid name. &lt;HTM... 2007-05-12, 6330👍, 0💬

Determining If Symbols Are Defined or Not
How can you check to see whether a symbol is defined? You can use the #ifdef and #ifndef preprocessor directives to check whether a symbol has been defined (#ifdef) or whether it has not been defined (#ifndef). Can you define which header file to include at compile time? Yes. This can be done by usi... 2007-02-26, 6324👍, 0💬

Shift Operations
What will the following piece of code do? int f(unsigned int x) { int i; for (i=0; x!=0; x&gt;&gt;1) { if (x &amp; 0x1) i++; } return i; } Answer: returns the number of ones in the input parameter X. 2007-02-26, 6323👍, 0💬

Explain in detail the fundamental of connection pooling
Explain in detail the fundamental of connection pooling? When a connection is opened first time a connection pool is created and is based on the exact match of the connection string given to create the connection object. Connection pooling only works if the connection string is the same. If the conn... 2007-10-24, 6319👍, 0💬

How can we suppress a finalize method
How can we suppress a finalize method? GC.SuppressFinalize () 2007-10-23, 6318👍, 0💬

Thread Safe JSP Pages
How can I implement a thread-safe JSP page? You can make your JSPs thread-safe by having them implement the SingleThreadModel interface. This is done by adding the directive &lt;%@ page isThreadSafe="false" %&gt; within your JSP page. 2007-04-03, 6301👍, 0💬

Passing Control from One JSP Page to Another
How do you pass control from one JSP page to another? Use the following ways to pass control of a request from one servlet to another or one jsp to another. The RequestDispatcher object's forward method to pass the control. The response.sendRedirect method 2024-02-05, 6290👍, 2💬

💬 2023-12-20 Bhara: Nice

How to force a page to go to another page using JavaScript?
How to force a page to go to another page using JavaScript? &lt;script language="JavaScript" type="text/javascript" >&lt;!-- location.href="http://newhost/ newpath/newfile.html";//-->&lt;/script> 2009-02-17, 6265👍, 0💬

How To Apply Filtering Criteria at Group Level
How To Apply Filtering Criteria at Group Level? - MySQL FAQs - SQL SELECT Query Statements with GROUP BY If you want to return only specific groups from the query, you can apply filtering criteria at the group level by using the HAVING clause inside the GROUP BY clause. Note group functions can also... 2007-05-11, 6254👍, 0💬

How To Select All Columns of All Rows from a Table
How To Select All Columns of All Rows from a Table? - Oracle DBA FAQ - Understanding SQL SELECT Query Statements The simplest query statement is the one that selects all columns of all rows from a table: "SELECT * FROM table_name;". The (*) in the SELECT clause tells the query to return all columns.... 2007-04-21, 6235👍, 0💬

Swapping Variables
Can you write a program to interchange 2 variables without using the third one? a = 7; b = 2; a = a + b; b = a - b; a = a - b; 2007-02-26, 6229👍, 0💬

What Is the Text Paragraph Formatting Model
What Is the Text Paragraph Formatting Model? - CSS Tutorials - HTML Formatting Model: Block, Inline and Floating Elements A text paragraph is divided into lines to for a stack of line boxes. Each line box is a rectangular with a line height and sharing the same width as the content box of the enclos... 2007-05-11, 6212👍, 0💬

Opening Files to Share with Other Programs
How can I open a file so that other programs can update it at the same time? Your C compiler library contains a low-level file function called sopen() that can be used to open a file in shared mode. Beginning with DOS 3.0, files could be opened in shared mode by loading a special program named SHARE... 2007-02-26, 6201👍, 0💬

How can I construct preprocessor if expressions which compare strings?
How can I construct preprocessor if expressions which compare strings? You can't do it directly; preprocessor #if arithmetic uses only integers. An alternative is to #define several macros with symbolic names and distinct integer values, and implement conditionals on those: #define RED 1 #define BLU... 2016-02-05, 6199👍, 0💬

How To View Existing Locks on the Database
How To View Existing Locks on the Database? - Oracle DBA FAQ - Understanding SQL Transaction Management As can see from the pervious tutorial exercise, performance of the second session is greatly affected by the data lock created on the database. To maintain a good performance level for all session... 2007-04-17, 6199👍, 0💬

How To Save Query Output to a Local File
How To Save Query Output to a Local File? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool Normally, when you run a SELECT statement in SQL*Plus, the output will be displayed on your screen. If you want the output to be saved to local file, you can use the "SPOOL fileName" comman... 2007-04-29, 6195👍, 0💬

What is the use of “OverRides” and “Overridable” keywords
What is the use of “OverRides” and “Overridable” keywords ? Overridable is used in parent class to indicate that a method can be overridden. Overrides is used in the child class to indicate that you are overriding a method 2007-10-23, 6170👍, 0💬

Waiting State in a Thread
What are three ways in which a thread can enter the waiting state? A thread can enter the waiting state by invoking its sleep() method, by blocking on IO, by unsuccessfully attempting to acquire an object's lock, or by invoking an object's wait() method. It can also enter the waiting state by invoki... 2007-03-03, 6154👍, 0💬

How To Add Margins to an Image
How To Add Margins to an Image? - PSP Tutorials - Fading Images to Background Colors with PSP In order to adding effects to an image, sometimes you need to add margins to the image first. You can follow the steps below to add black margins to an image: Go to http://lettres.ac-rouen.fr/ and download ... 2007-05-12, 6150👍, 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