newlines
Have you ever opened a simple little ASCII text file to see it inexplicably displayed as onegiantunbrokenline? Opening the file in a different, smarter text editor results in the file displayed properly in multiple paragraphs. The answer to this puzzle lies in our old friend, invisible characters that we can&
programming languages
As programmers, we deal with a lot of unusual keyboard characters that typical users rarely need to type, much less think about: $ # % {} * [] ~ & <> Even the characters that are fairly regularly used in everyday writing -- such as the humble dash, parens, period, and question mark -- have radically
programming languages
On one of our e-commerce web sites, we needed a unique transaction ID to pass to a third party reporting tool on the checkout pages. We already had a GUID on the page for internal use. And you know how much we love GUIDs! 22da5537-de54-459d-9b33-f40f2101143b A GUID is 128 bits,