This article gives the knowledge about the regular expression (RegEx) search queries which are universal and very flexible, but at the same time, in large indexes, their performance becomes extremely low using Java search API....Classification Product Solution Purchase...
This article shows how to extract metadata with GroupDocs.Parser from documents of various formats: PDF, Emails, Ebooks, Microsoft Office: Word (DOC, DOCX), PowerPoint (PPT, PPTX), Excel (XLS, XLSX), LibreOffice formats and many others....Classification Product Solution Purchase...