This article explains how to sign document with Text electronic signatures using extended options with GroupDocs.Signature API....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
Detecting the version of a PDF document The following sample of code will help you to detect the PDF version a loaded document and extract some additional file format information.
Load a PDF document Extract the root metadata package Use the getPdfType method to obtain file format information advanced_usage.managing_metadata_for_specific_formats.document.pdf.PdfReadFileFormatProperties
try (Metadata metadata = new Metadata(Constants.InputPdf)) { PdfRootPackage root = metadata.getRootPackageGeneric(); System.out.println(root.getPdfType().getFileFormat()); System.out.println(root.getPdfType().getVersion()); System.out.println(root.getPdfType().getMimeType()); System.out.println(root.getPdfType().getExtension()); } Reading built-in metadata properties To access built-in metadata of a PDF document, please use the getDocumentProperties method defined in the DocumentRootPackage class....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
Calculate and display aggregate values like sums, counts, and averages from data collections in templates....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article describes the new feature of the GroupDocs.Editor for Java version 26.1 - deleting (removing) one or many slides from the loaded and edited presentation during its saving to the output format...Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
Convert images to HTML, PDF, PNG, or JPEG using the GroupDocs.Viewer Python API. Learn how to render files effectively....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article explains how to merge arbitrary pages from different documents into a single PDF, DOCX, Excel or PowerPoint document using GroupDocs.Merger for Java....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This topic describes how to use the GroupDocs.Viewer Java API to convert email messages to HTML, PDF, PNG, and JPEG formats....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This topic describes how to use the GroupDocs.Viewer Java API to convert PowerPoint presentations to HTML, PDF, PNG, and JPEG formats....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article shows how to access IPTC metadata in a file of any supported format....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...