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A Mechanical Engineer with a B.Tech from I.T BHU India. Gave up a successful career a few years ago to do what i love doing best 'Computer Programming'. My Firm develops Computerized Maintenance Management Software, ERP and other Industrial Software.
- Interests
- I love writing Software. I also try to follow action in Soccer, F1 and Cricket.
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I'm making a forum-like program, and I'm having difficulty designing a particular feature. I want it to store if a user has viewed a particular post or not. I'm not sure exactly how to go about this. What do you think would be the best approach? Thanks, Andrew Arnott |
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[I]hi..[/I] my system should select the maximum QuestionNum from one of the my table in the database. after all, i would like to increment the value QuestionNum to 1... but i keep on receiving error [B]"[I]Cast from type 'DBNull' to type 'String' is not valid." [/I][/B]this is my code... Public … |