Did you know ...

Search Documentation:

Title for pldoc(dir_index)

HOME
DOWNLOAD
DOCUMENTATION
- Manual
- Packages
- FAQ
- Command line
- PlDoc
- Bluffers▶
- License
- Publications
- Rev 7 Extensions
TUTORIALS
- Beginner▶
- Advanced▶
- Web applications▶
- Semantic web▶
  - ClioPatria
  - RDF namespaces
- Graphics▶
  - XPCE
  - GUI options
- Machine learning▶
  - Probabilistic Logic Programming
- External collections▶
  - Meta level tutorials
- For packagers▶
  - Linux packages
COMMUNITY
COMMERCIAL
WIKI
- Login
- View changes
- Sandbox
- Wiki help
- All tags

http

Prolog files

recaptcha.pl -- Add reCAPTCHA functionality to a form
recaptcha/3	Display the reCAPTCHA widget.
recaptcha_parameters/1	List is a list of parameters for http_parameters/3 that is needed for recaptcha_verify/2.
recaptcha_verify/2	Is true if the user solved the captcha correctly.