validation - How to Indicate Required Fields? - Stack Overflow Source: Form fields — Required vs Optional by Jordane Sanson Why use optional fields is always better than required : An asterisk is obvious to you, not to everyone, believe me, there are always some who do not understand The red asterisks make users more fearful, it increases the risk of errors and reduces the form completion rate
Conditionally required property using data annotations If they check company a bunch of other fields become required Such data model properties (related to those fields) would have this attribute on them [RequiredIf('IsCompany', true)] where IsCompany: bool is usually bound to a checkbox
How to set HTML5 required attribute in Javascript? This means that you can specify a required boolean attribute two different ways: edName attributes required = ""; the empty string edName attributes required = "required"; the attribute's canonical name But what is the value of the attribute really?
Python argparse: Make at least one argument required 5 If you require a python program to run with at least one parameter, add an argument that doesn't have the option prefix (- or -- by default) and set nargs=+ (Minimum of one argument required)
Conditional required validation in angular reactive form I want to apply conditional validation on some properties based on some other form values I have referred some answers Angular2: Conditional required validation, but those are not fulfil my need
Check if my Python has all required packages - Stack Overflow I have a requirements txt file with a list of packages that are required for my virtual environment Is it possible to find out whether all the packages mentioned in the file are present If some