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is it necessary to have <th> in any table?

is it necessary to have <th> in any table? even if table has no heading? table has 3 other tag <thead> <tbody> <tfoot> is it necessary to use all even if i have nothing for table footer. Firefox by default add all these in code. and is it necessary , <th> always should be in a <thead> and if i have a heading in content received from c...

True or not: We should always use proper capitalization and never put whole sentences in all-uppercase.

True or not: We should always use proper capitalization and never put whole sentences in all-uppercase. If we must do so, we should use CSS for this task." Should we use the CSS property text-transform for other cases if we need them? (Note that I'm not talking about HTML tags, I’m talking about text content.) links to read : http:/...