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  1. Deleting QR-code signatures - advanced | GroupDocs

    This article shows how to delete QR-code electronic signatures different ways with GroupDocs.Signature API....pdf" ); // read from some data source...signature . delete ( "signed.pdf" , signatures ); if ( deleteResult...

    docs.groupdocs.com/signature/java/deleting-qr-c...
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  2. Sign document with Stamp signature - advanced |...

     This article explains how to sign document with generated Stamp electronic signatures using advanced options with GroupDocs.Signature API....pdf" ); // setup options with text...= signature . sign ( "signed.pdf" , signOptions ); // analyzing...

    docs.groupdocs.com/signature/java/sign-document...
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  3. Adding repeated watermarks | GroupDocs

    The GroupDocs.Watermark allows to add repeated or tiled watermarks to documents...pdf" )) { // Initialize the font...watermarker . Save ( "result.pdf" ); } The output of the above...

    docs.groupdocs.com/watermark/net/adding-repeate...
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  4. Search for embedded and encrypted objects in QR...

     This section explains how to search for embedded electronic signatures into the QR-Code electronic signatures with GroupDocs.Signature API. Also this topic shows the way to customize data serialization and encryption same as provides the class definition with ability to embed it into the QR-Code electronic signature.... You are welcome to eSign PDF, Word, Excel, PowerPoint documents...prompt, please hold on... An error occurred while retrieving the...

    docs.groupdocs.com/signature/java/search-embed-...
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  5. Deleting Barcode signatures - advanced | GroupDocs

    This article shows how to delete Barcode electronic signatures different ways with GroupDocs.Signature API.... You are welcome to eSign PDF, Word, Excel, PowerPoint documents...prompt, please hold on... An error occurred while retrieving the...

    docs.groupdocs.com/signature/java/deleting-barc...
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  6. eSign image with Digital signature | GroupDocs

    This article demonstrates how to sign images with digital signatures using steganography (LSB technique) with GroupDocs.Signature for .NET. Learn how to embed invisible digital signatures into PNG and JPG images...." ); } } Error Handling The library automatically...WriteLine ( $"Password validation error: {ex.Message}" ); // Password...

    docs.groupdocs.com/signature/net/esign-image-wi...
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  7. Sign documents with QR-code embedded object | G...

    This article explains how to create encrypted QR-code electronic signature with embedded custom object...pdf" ); // setup key and passphrase...sign ( "QrCodeEncryptedObjec.pdf" , options ); // analyzing result...

    docs.groupdocs.com/signature/java/sign-document...
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  8. Date range search | GroupDocs

    This article gives the knowledge that how to search by date with date range search....welcome to search over your PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX...prompt, please hold on... An error occurred while retrieving the...

    docs.groupdocs.com/search/net/date-range-search/
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  9. Save Signed Images With Various Output Types | ...

    id: save-signed-images-with-various-output-types url: signature/net/save-signed-images-with-various-output-types title: Saving signed images with various output types weight: 2 description: “This article explains how to save images with various image format types.” keywords: productName: GroupDocs.Signature for .NET toc: True hideChildren: False Signature class supports saving of Image signed documents with various image format types and extended options. Following classes are inherited from base class SaveOptions and allows to specify additional output image format settings.... To sign PDF, Word, Excel, PowerPoint, and...prompt, please hold on... An error occurred while retrieving the...

    docs.groupdocs.com/signature/net/developer-guid...
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  10. Extract metadata from Microsoft Office PowerPoi...

    Learn how to extract metadata from PowerPoint presentations (.ppt, .pptx) using GroupDocs.Parser for .NET. Extract document properties like author, title, creation date, and comments from presentation files....password-protected Problem : Getting an error? Solution : Check that the file...documents and extract data from PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX...

    docs.groupdocs.com/parser/net/extract-metadata-...
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