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  1. Comment signer un PDF avec une signature numéri...

    Ce court didacticiel vous guide tout au long du processus de signature d'un PDF avec une signature numérique à l'aide de Java et fournit l'implémentation d'une signature numérique en Java....signature numérique, notamment l’image d’arrière-plan, la position...

    kb.groupdocs.com/fr/signature/java/how-to-sign-...
  2. Getting known property descriptors | GroupDocs

    This code snippet demonstrates how to extract information about known properties that can be encountered in a particular package. Load a file to examine Get a collection of PropertyDescriptor instances for any desired metadata package Iterate through the extracted descriptors advanced_usage.GettingKnownPropertyDescriptors JavaScript const metadata = new groupdocs.metadata.Metadata("input.doc"); var root = metadata.getRootPackageGeneric(); var descriptors = root.getDocumentProperties().getKnowPropertyDescriptors(); for(var i=0;iimages and more with our free online...

    docs.groupdocs.com/metadata/nodejs-java/getting...
  3. Merge PDF | GroupDocs

    Follow this guide and learn how to merge PDF files, combine several PDFs into one using GroupDocs.Merger for Java API and couple lines of code...size and structure - all text, images, tables, graphs, forms and...

    docs.groupdocs.com/merger/java/merge-pdf/
  4. Removing metadata | GroupDocs

    Not all metadata properties extracted from a file are marked with tags. Some file formats and metadata standards allow adding fully custom properties that can’t be properly tagged by the library since their purpose is not clearly defined in the appropriate format/standard specification. In such cases, you can use the name of the property to locate and remove it. The following example demonstrates some advanced usage scenarios of the GroupDocs.Metadata search engine allowing to remove metadata properties....PPT, PPTX, XLS, XLSX, emails, images and more with our free online...

    docs.groupdocs.com/metadata/python-net/removing...
  5. Working with metadata in FLV files | GroupDocs

    Reading FLV header properties The GroupDocs.Metadata API supports extracting format-specific information from the FLV file header. The following are the steps to read the header of an FLV file. Load an FLV video Get the root metadata package Extract the native metadata package using the FlvRootPackage.getHeader method Read the FLV header properties advanced_usage.managing_metadata_for_specific_formats.video.flv.FlvReadHeaderProperties try (Metadata metadata = new Metadata(Constants.InputFlv)) { FlvRootPackage root = metadata.getRootPackageGeneric(); System.out.println(root.getHeader().getVersion()); System.out.println(root.getHeader().hasAudioTags()); System.out.println(root.getHeader().hasVideoTags()); System.out.println(root.getHeader().getTypeFlags()); } Working with XMP metadata GroupDocs....PPT, PPTX, XLS, XLSX, emails, images and more with our free online...

    docs.groupdocs.com/metadata/java/working-with-m...
  6. How to add attachment to PDF document | GroupDocs

    This article explains how to add attachment to PDF document with GroupDocs.Merger within your .NET applications.... PowerPoint presentations, images, audio or video files to your...

    docs.groupdocs.com/merger/net/how-to-add-attach...
  7. 如何使用 Java 将 Word 文档转换为 HTML

    本教程介绍了使用 Java 将 Word 文档转换为 HTML 的过程,并回顾了 Java 将 Word 转换为 HTML 应用程序的示例代码。...最近,我们发表了一篇关于使用 Java 将 Excel 转换为 Image 的文章,请查看 如何在 Java 中将 Excel 转换为图像...

    kb.groupdocs.com/zh/conversion/java/how-to-conv...
  8. Convert MSG to MHTML using Node.js

    Learn how to convert MSG to MHTML using Node.js in a few simple steps. This guide also shows how to export MSG to MHTML in Node.js using an efficient conversion APIs....consolidate all resources—like images and styles—into a single web-compatible...

    kb.groupdocs.com/conversion/nodejs/convert-msg-...
  9. Vérifier la signature numérique dans les docume...

    Vérifiez les signatures numériques dans les documents Word signés numériquement, les feuilles Excel, les présentations PowerPoint et les fichiers PDF à l'aide de l'API Java de signature électronique....de formulaire Signatures d’images Signatures de métadonnées *...

    blog.groupdocs.com/fr/signature/verify-digital-...
  10. Render DOCX to PDF using Node.js

    Let's learn how to render DOCX to PDF using Node.js with simple steps. There is no need to install any extra software to render DOCX to PDF in Node.js....complex elements like tables and images, and can be accessed or distributed...

    kb.groupdocs.com/viewer/nodejs/render-docx-to-p...