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watermarking pdf

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  1. Verify Text signatures in the document | GroupDocs

    This topic explains how to verify Text electronic signatures with GroupDocs.Signature API....Watermark Product Solution GroupDocs...signature = new Signature ( "sample.pdf" ); TextVerifyOptions options...

    docs.groupdocs.com/signature/java/verify-text-s...
  2. How to search for QR code signatures | GroupDocs

    This article explains how to search for QR-code electronic signatures with GroupDocs.Signature API....Watermark Product Solution GroupDocs...signature = new Signature ( "sample.pdf" )) { // search for signatures...

    docs.groupdocs.com/signature/net/search-for-qr-...
  3. GroupDocs.Comparison Product Family | GroupDocs

    GroupDocs.Comparison is a cross-platform library that allows you to compare Microsoft Word, Excel, PowerPoint, OpenDocument, Pdf, and plain text documents using C# and Java. Documentation GroupDocs.Comparison for .NET Getting Started Start quickly with our getting started documentation Features Overview Supported Document Formats System Requirements Installation Developer Guide Guidelines and articles for basic and advanced development Basic Usage Advanced Usage More GroupDocs.Comparison for Java Getting Started Start quickly with our getting started documentation...Watermark Product Solution GroupDocs...Excel, PowerPoint, OpenDocument, PDF, and plain text documents using...

    docs.groupdocs.com/comparison/
  4. System Requirements | GroupDocs

    System requirements, supported platforms, and environment setup for GroupDocs.Viewer for Node.js via Java. No Microsoft Office or other third‑party software is required....Watermark Product Solution GroupDocs...rendering of Word/Excel/PowerPoint/PDF and other text-based formats...

    docs.groupdocs.com/viewer/nodejs-java/system-re...
  5. Indexing from different sources | GroupDocs

    GroupDocs.Search allows indexing documents from various sources....Watermark Product Solution GroupDocs...'c:/MyDocuments/ExampleDocument.pdf' ; // Creating an index const...

    docs.groupdocs.com/search/nodejs-java/indexing-...
  6. Handling password required exception | GroupDocs

    This article shows how to handle missing document password exception with GroupDocs.Signature API....Watermark Product Solution GroupDocs...new Signature ( "protectedPwd.pdf" )) { try { QrCodeSignOptions...

    docs.groupdocs.com/signature/net/handling-passw...
  7. Handling password required exception | GroupDocs

    This article shows how to handle missing document password exception with GroupDocs.Signature API....Watermark Product Solution GroupDocs...new Signature ( "protectedPwd.pdf" ); try { QrCodeSignOptions options...

    docs.groupdocs.com/signature/java/handling-pass...
  8. .NET Standard 2.0 API Limitations | GroupDocs

    This section describes GroupDocs.Signature for .NET limitations when using under .NET Standard 2.0 environment...Watermark Product Solution GroupDocs...the document to PNG, JPG, and PDF. If GroupDocs.Signature for ...

    docs.groupdocs.com/signature/net/net-standard-2...
  9. Working with metadata in GIF images | GroupDocs

    Detecting the GIF version The following sample of code will help you to detect the version of a loaded GIF image and extract some additional file format information. Load a GIF image Extract the root metadata package Use the FileType property to obtain file format information AdvancedUsage.ManagingMetadataForSpecificFormats.Image.Gif.GifReadFileFormatProperties using (Metadata metadata = new Metadata(Constants.InputGif)) { var root = metadata.GetRootPackage(); Console.WriteLine(root.FileType.FileFormat); Console.WriteLine(root.FileType.Version); Console.WriteLine(root.FileType.ByteOrder); Console.WriteLine(root.FileType.MimeType); Console.WriteLine(root.FileType.Extension); Console.WriteLine(root.FileType.Width); Console.WriteLine(root.FileType.Height); } Working with XMP Metadata GroupDocs....Watermark Product Solution GroupDocs...to view and edit metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX...

    docs.groupdocs.com/metadata/net/working-with-me...
  10. Save signed Presentation with different output ...

    This article explains how to save signed Presentation documents with various file formats by GroupDocs.Signature API....Watermark Product Solution GroupDocs...Apps. You are welcome to eSign PDF, Word, Excel, PowerPoint documents...

    docs.groupdocs.com/signature/java/save-signed-p...