August 11, 2000

DevX - Software Development Resource

Selecting Three Radio Buttons

Question: I want to validate a form so that three radio buttons may be checked, but no more. This will be used in a “what are your top three choices”

DevX - Software Development Resource

Scroll() Function

Question: In the current Web project I have been working on, I have some links on my page which execute a JavaScript function. With this JavaScript function, I open up

DevX - Software Development Resource

Threads and JDBC Connections

Question: Is the JDBC Connection class thread safe? In other words, can a connection be shared between multiple threads without using synchronization? Answer: java.sql.Connection is actually an interface and not

DevX - Software Development Resource

Case Sensitivity

Question: Is Java platform-dependent where the case sensitivity of filenames is concerned? In Unix, filenames are case sensitive whereas in Windows they are not. How does it work when Java

DevX - Software Development Resource

Blobs and Java

Question: How can I get out the value of a blob to print out on a web page using Java? I am using a cursor to get out all the

DevX - Software Development Resource

Viewing Source Code

Question: Is there a way to prevent users from using the VIEW/SOURCE to view the HTML in my pages? I need to have this for a form that uses sensitive

DevX - Software Development Resource

Using JavaScript to Find User Info.

Question: I’m working for a local newspaper, and we are writing a survey to see the type of technology our viewers are currently using to access the site. Is there