Hashing strings in general is useful. It is one of the good things, that we get from granted by the various .Net libraries and we should not try to do on our own, as the HMACSHA1 is quite a powerful…

About 4 years ago, I wrote an article about prime numbers in Excel and their visualisation with VBA – vba-function-in-excel-to-check-prime-numbers. Pretty much, it displays the prime numbers in a 10 x N matrix, starting from 1 and finishing at N:…

Tagged with: align, bg_color, center, Excel, first column and first row of Excel is with index 0, font_color, format, matrix, prime numbers, Python, xlsxwriter

Writing for RegEx in VBA is sometimes a good idea and sometimes a bad idea. Anyway, if you need to write one, you better be careful. These are the RegEx articles in VBA in VitoshAcademy so far: https://www.vitoshacademy.com/vba-regex-in-excel-part-2/ https://www.vitoshacademy.com/vba-regex-in-excel/ So,…

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## Add comments in Excel with VBA

Adding comments with VBA is somehow quite a trivial task, if you already have the text of the comment and you are allowed to delete the comment if it is present. In general, the only difficult part is the check,…