expect(v.valid_value?('the_file.bat')).to eq(false) expect(validator.valid_value?('ok')).to eq(true) expect(validator.valid_value?('yep long enough')).to eq(true ...

So, you’ve got a HackerRank test coming up, huh? It’s pretty common these days, with lots of companies using it to see if you can code. It can feel a bit daunting, but honestly, it’s just another ...

HackerRank is a pretty cool place to get better at coding. It’s got tons of challenges that really make you think and figure things out faster. Whether you’re just starting out or you’ve been coding ...

I need the string to either be nil or longer than 0. func init() { validate = validator.New() validate.RegisterValidation("nil_or_non_empty_string", func(fl validator.FieldLevel) bool { // NOTHING ...

Are you ready for Python Pi? The 3.14 beta is out now, and we’ve got the rundown on what’s so great about it, including the new template strings feature, or “f-strings with superpowers.” ...

Python’s new template strings, or t-strings, give you a much more powerful way to format data than the old-fashioned f-strings. The familiar formatted string, or f-string, feature in Python provides a ...