GuidoG

GuidoG has asked 20 questions and find answers to 15 problems.

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About

SOreadytohelp

Delphi programmer by heart, c# programmer by economic reasons.
Crazy about my kids.
Spent most evenings programming tools for myself or my friends.

GuidoG questions

OnLoad event oninherited form does not gets called
PromptDataSource in Delphi 7 is giving different results it did before
how to copy a value from float? to float, and put zero if the float? is null?
Why does the DataTable.Rows.Count not change after deleting rows?
How to print image that is larger than one page
Where is the source code for the .Net Framework controls?
why does the IS operator enters an IF statement when false?
Find rows that contain same value inside comma separated values
c# property setter not called when assiging the same value
Delphi prevent application shutdown

GuidoG answers

Find active winform in solution explorer
How to change value of one cell onchange of other cell value in DataGridview
User control inheriting from GroupBox cant be edited in design mode
Is Identity Column hold the duplicate values?
Data disappearing from SQL Server Database
Very long query execution using C++, Sql Server and ODBC connection
When to use NEWID or NEWSEQUENTIALID and why
How to allow selecting a NULL value in a TDBLookupComboBox?
Count distinct values across more than one column
duplicate null value violation on UNIQUE KEY constraint in Mssql