Whether you want to restrict data inputs, ensure consistency, or avoid errors, data validation in Microsoft Excel is the tool for you. It can also serve as a vital safety net if you plan to share your ...
How-To Geek on MSN
90% of Excel spreadsheets contain errors: Here’s how to fix yours
Studies, including those by spreadsheet researcher Raymond Panko, estimate that up to 90% of all spreadsheets contain at ...
Most web frameworks I've seen handle form validation using exceptions; if the form fields or the whole form don't meet the requirements, an exception is thrown and dealt with (redirect back to the ...
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