devxlogo

We are an award-winning tech entrepreneurship website where trusted experts can provide value globally.

Since 1998, DevX has helped people start businesses, build websites, and provide enterprise technology to people globally. Interviewing the likes of Microsoft’s co-founder, Steve Ballmer, the publication brings comprehensive, reliable, and accessible insights to the Internet.

devxlogo

Trusted for 26 years

Over 30K Articles

1M+ Readers

Expert-reviewed

10K+ Tech Terms

As seen in:

microsoft logo
business_insider_logo
wired_logo
berkley
arstechnica_logo
hackernoon

The Latest

Sending Form Data via E-Mail

Question: How can I send the data from a form via e-mail to some destination address? Answer: I won’t explain how to create a form; however, you can use the

Changing List Box Font

Question: How an I display columnar data in a native HTML list box a la tag ?The Tab character seems to be ignored, and I can’t seem to get a

Control Arrays

Question: Is there a way to handle multiple HTML Checkboxes as an array similar to the Item property of Radio buttons? Answer: Unfortunately, you cannot create control arrays as you

Passing Parameters Between Pages

Question: I’m trying to pass parameters between two html pages, both resident as files on my client. I’ve tried passing them as “search” and “hash” parameters in the URL …

Disabling Controls on Screen

Question: I’m really new at VBScript, but I have a newbie book that is helping me along. However, I have one question that doesn’t seem to be addressed. Is it

Where Class IDs Come From

Question: I’ve just spent a useless morning surfing trying to find out where the CLASSID parameter of a VBSCRIPT OBJECT tag comes from. The most useful documentation said it comes

Accessing the Communications Port

Question: How can VBScript make use of the Comm Port? Answer: VBScript cannot directly access the communications port. However, you may be able to add a communications control to your

Popup Menus with Graphics

Question: Is it possible to add any type of picture to a popup window or menu screen? Answer: The standard menu control does not support adding pictures. However, you might

Passing Controls to Subroutines/Functions

Question: I am trying to pass a control as an object to a global sub to change the controls properties.How do you Set the parameter object as the controlwhen passing

Using Hidden Fields to Pass Data

Question: In HTML, I am using the FORM Tags to capture input and SUBMIT to a CGI Program. The server program captures all INPUT Tags and their VALUE. I want

Detecting Function Key Presses in Text Boxes

Question: I am looking for some kind of method to capturefunction-keys while positioned on a Web-page. To be more specific: I would like to capture eg. F3 when the cursor

InternetExplorer Object

Question: My problem arises due to thehelp file in ActiveX describing a control called ‘InternetExplorer’, howeverthe control box in ActiveX does not contain that object. Have I missed something that

Adding Items to a Combo Box/List Box

Question: I’m having problems populating both types of list boxes with data. The help file say to use the AddItembut doesn’t give any examples. Answer: Assuming your combo box/list box

Using VBScript Off the Internet

Question: Where can I find an example on using VBScriptfor a non-internet, non-html application. MS saysVBScript can also be used as a general purposelanguage for any application. I look for

Including VBScript in Every Page

Question: Is there a way to share VBScript code between different Web pages? Answer: The best way to do this is to use a feature that may or may not

Counting Lines in RichTextBox

Question: I want to develop a word-processor with VB 4.0 and the RichTextBox. I’ve got all the functions like bold, italic etc. but I’m missing a function to count the

Using Rnd Function

Question: Is there any way I can have a % chance in random events. (say you click on a button and you have a 30% chance of it doing one

Varying Length Dynamically

Question: I know VB insists on a _constant_ for the array subscript. Has anyone found a way around this? I would like to set an array length equal to the

Putting Buttons on PictureBox

Question: My question is that I’m trying to put a command buttons in a picture box on MDI form (it’s a text editor). But it always keeps on givin’ me

Putting a ProgressBar on a StatusBar

Question: Both the ProgressBar and the StatusBar appear to be welcome additions to the VB controls set. But, while I have had to create each of the various built-in StatusBar

Changing Database Structure

Question: I’m using VB 3.0 to work with databases in the Jet 2.0 format. I expect it will be necessary to add new fields to the database sometime in the

Editing Forms Directly

Question: I want to present screens of text in an application. I plan to use label controls and would like to cut and paste the text from my word processor

Controlling Netscape

Question: I’m trying to write an application that loads URLs into the user’s web browser, but it’s based on the shell function and fires up a second Netscape window when

Calling a Form’s Subroutines

Question: How can I call another Form’s subroutine? Answer: Under VB3 you can’t call another form’s subroutine. If you need to do this, put the sub into a .BAS module.

Setting Windows Wallpaper

Question: I am trying to use the API call SystemParametersInfo to change the Windows wallpaper. It works great in a Borland C program I wrote, but doesn’t work in VB.

Disconnecting a Network Drive

Question: I understand how to connect a network drive using the WnetAddConnection API function; however, I do not know how to disconnect the network drive. How do I go about

Network Logon/Logoff Functions

Question: I am trying to create a VB program to log a useronto a workgroup (from a windows for workgroupsclient) and then map local drives and devices toa network resource.

Forcing List to Drop

Question: I have loaded a ComboBox with several items. When running, if I click on the down arrow the items will display in the drop down list box OK and

Printing Records

Question: I am writing a database program and I am using the JET DATABASE ENGINEI would like to know how to print records out of the DATABASE to my printer.

Passing to Functions

Question: Just started crunching similar code into functions. How do you pass an arguement to a function that references a control? It’s prob really simple eh? Answer: Here is an

Converting an Integer to a C++ String

Boost libraries provide a better way to convert numbers into strings or vice versa. You must install the Boost libraries on your computer to make

Implement mouseDragged and mouseMove Events

This tip shows you how to implement mouseDragged and mouseMove events for moving components into a frame: import java.awt.*;import java.awt.event.*;class f extends Frame implements MouseMotionListener,MouseListener{Checkbox

Catching the (Silver) Light

‘d guess that everyone reading this magazine has heard of Silverlight. I’ll also guess that not everyone has jumped at the opportunity to “play” with

Re-Igniting Creativity

just got back from San Diego Comic-Con 2007 in San Diego, California. I love Comic Con for a number of reasons. First, I can go

Book Excerpt: Next Generation Java Testing

he book, Next Generation Java Testing: TestNG and Advanced Concepts, provides pragmatic and results-focused approaches that help enterprise Java developers build more robust code for