Tip Bank

DevX - Software Development Resource

Saving Forms as Text vs. Binary

Question: This may seem a stupid question, but I cannot figure or find it out anywhere… I have been having trouble with the setup wizard saying that my forms have

DevX - Software Development Resource

Checking for NULL Values

Question: When you read a string from a character field in a snapshot/dynaset you can append a pair of double quotes to protect yourself from “Type mismatch” errors, if the

DevX - Software Development Resource

Finding the End of a Word

Question: I am new to VB and must learn it by yesterday! I am working with text strings and must figure out how to pull words from a line by

DevX - Software Development Resource

Data Controls and Open Connections

Question: I have five data controls on a form that access five tablesfrom the same database. I want to open the database just once.Does having five data controls mean that

DevX - Software Development Resource

Installing Database Application

Question: I am having trouble using the setup wizard for a project I have created in Visual Basic. The problem is after I setup the program on another computer, the

DevX - Software Development Resource

Embedding Double Quote Characters in Strings

Question: How can I include a double quote character in a string? I couldn’t find any masking characters like backslashin C. Answer: To include the double quote character within a

DevX - Software Development Resource

Inserting a Duplicate Record

Question: When creating a database (using the Access 1.1 engine) and selecting a field to be a primary index and requiring a unique index value, what will happen when the

DevX - Software Development Resource

Creating a Login Window

Question: I have been attempting to write some code that acceptsinfo from text boxes labeled “Login” and “Password.”I then need to check the password up to x amount of timesbefore

DevX - Software Development Resource

Searching Date Fields

Question: In procedure, I used statement like this:ds.FindFirst “fulldate = ’95-10-31′” ‘ds is DynaSet variablebut always it fails, and ds.NoMatch Value is True(-1).What’s wrong with this? Please help me. Answer: