PHP (Computer program language) Design 162 Web sites 151 Web site development 95 SQL (Computer program language) 61 MySQL (Electronic resource) 48 Development 24 Internet programming 22 Application software 20 Web databases 18 Apache (Computer file : Apache Group) 16 Ajax (Web site development technology) 11 Data processing 10 Database management 10 Relational databases 9 Computer programs 8 Electronic commerce 8 World Wide Web 8 JavaScript (Computer program language) 6 Security measures 6 Web services 6 HTML (Document markup language) 5 PHP (Computer language) 5 Database design 4 E-learning 4 Information storage and retrieval systems 4 Internet 4 Management 4 Oracle (Computer file) 4 PHP (Langage de programmation) 4