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I have a datagridview that the user can change to various rows and columns (its a grid of squares) When the user presses a button, it generates a list of coordinates of all the squares that are black. That is obviously generated in order. I want it to be mixed … 
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I need some way to save and read a file using a DataGridView. Databases are out of the question, because I'm going for something template-style. And the user will probably make lots of templates. I tried saving/reading from/into XML, but I got lost. Thanks.
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Hello. Could somebody explain why this code snippet is not working? The arrow (<----) points to where it's going wrong. It goes wrong when building, with the error of: "An error occurred creating the form. See Exception.InnerException for details. The error is: Index was out of range. Must be non-negative … 
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Loop trough a HashMap <String, Integer> and if the value is something, for example, 5, then put the key in an array. I'm not sure where to start, I'm having trouble on the "Loop trough a **hashmap**" part. Thank you. 
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My listview has 3 columns. "Text" , "Delay" and "". The "" column is to show which one is being ran by filling it with a "<". If I use List.Items(currentTimer - 1).SubItems.Add("<") Then it works, but how will I remove it? SubItems(1) modifies column 1, and SubItems(2) is out … 
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I would like to save and load a listview and all of its contents. But, also, I want to make a combobox with all of the configurations of the listview. So you could add another one via a settings menu, or load one using the combobox. Many thanks in advance.
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