(Course directory: 00. Say what you said before 01. How to build a heritrix environment 02. How to crawl topics 03. heritrix optimization 04. Parse html pages 05. Chinese word segmentation (1) 06. Chinese word segmentation (2) 07. Chinese word segmentation (3) 08. Chinese word segmentation (4) 09. Chinese word segmentation (5) 10. Chinese word segmentation (6) 11. Chinese word segmentation (7) 12. Chinese word segmentation (8) 13. Page duplication (1) 14. Page duplication (2) 15. Page duplication (3) 16. Page duplication (4) 17. Lucene 4.6 Fast Building 18. Lucene 4.6 Index Related Operations 19. Lucene 4.6 Queries (1) 20. Lucene 4.6 Queries (2) 21. Lucene 4.6 Queries (3) 22. Solr4.6 Fast Building 23. Solr4.6 Index Related Operations 24. Solr4.6 Search Related Parameter Functions (1)... 62. Search engine practice (13) 63. Search engine practice (14) 64. Search engine practice (15) 65. Search engine practice (16) 66. Search engine practice (17) 67. Search engine practice (18) 68. Test run and summary of practical projects)