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| A bit off topic, but the easiest way, in my opinion, is not to use Grid at all for this but ArrayPlot ArrayPlot[Table[Mod[i + j, 2], {i, 8}, {j, 8}], Frame -> False, ColorRules -> {0 -> Red, 1 -> Black}] then the result is also... |
| For Windows I just learned that you can get the "**SemanticImport::unexpinvaliderr: Unexpected invalid input was detected. Processing will not continue**" message, if the name of your "TemporaryDirectory" contains a space. So you can solve it by... |