¿Cómo validar un RFC de México y su digito verificador?
Nov 5, 2016 · El RFC se genera a partir de las letras del nombre y los apellidos (personas), o de las siglas o las primeras letras del nombre y la fecha de creación (empresas). Las reglas de …
standards - What are RFC's? - Stack Overflow
Nov 21, 2016 · I think there are a lot of people out there unaware of RFC's (Request for Comments). I know what they are at a logical level, but can anybody give a good description …
What does it mean to have "RFC-compliant" code? - Stack Overflow
Apr 8, 2020 · I have heard the term RFC-compliant code in this talk at minute 1:00. What exactly does it mean?
What's the difference between ISO 8601 and RFC 3339 Date …
Feb 6, 2009 · ISO 8601 and RFC 3339 seem to be two formats that are common the web. Should I use one over the other? Is one just an extension? Do I really need to care that bad?
visual studio - Validar RFC de persona fisica o moral C# - Stack ...
Sep 21, 2021 · En Mexico el RFC consta de 12 o 13 digitos Persona fisica es de 13 digitos (4 letras, 6 dígitos y 3 caracteres alfanuméricos) Persona moral es de 12 digitos (3 letras, 6 …
http - What is valid RFC1123 date format - Stack Overflow
Mar 1, 2019 · So if the software reading your header requires it to be in RFC 1123 format, then yes, Fri, 01 Mar 2019 15:00:00 +0530 is a completely valid date-time. However, it is not a valid …
Is 418 "I'm a teapot" really an HTTP response code?
Sep 14, 2018 · Is 418 "I'm a teapot" really an HTTP response code? There are various references to this on the internet, including in lists of response codes, but I can't figure out whether it's a …
c# - ¿Existe actualmente alguna API para verificar existencia de …
Pues lo que dice la pregunta, yo actualmente estoy trabajando en una aplicación web empresarial, en la cual requerimos validar que el cliente tenga un RFC actual y que este …
What MIME type should I use for CSV? - Stack Overflow
Aug 16, 2011 · I've seen application/csv used and also text/csv. Is there a difference? Does it matter which as long as the request matches something that's available? Are they …
smtp - Are email addresses case sensitive? - Stack Overflow
RFC 5321 2.4. General Syntax Principles and Transaction Model - SMTP implementations MUST take care to preserve the case of mailbox local-parts. In particular, for some hosts, the user …