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  1. OCR support | GroupDocs

    OCR support means the ability to connect an external module (library) for the recognition of printed text (optical character recognition, OCR) on images, either separate or embedded in documents. To connect OCR, you need to implement the IOcrConnector interface in the client code. The following example demonstrates how to implement the OCR connector using com.aspose.ocr library for text recognition in images. const indexFolder = 'c:/MyIndex/'; const documentsFolder = 'c:/MyDocuments/'; const query = 'Einstein'; // Creating an index const index = new groupdocs....Viewer Product Solution GroupDocs...welcome to search over your PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX...

    docs.groupdocs.com/search/nodejs-java/ocr-support/
  2. Composing signature with radial gradient brush ...

     This article explains how to fill signature background with radial gradient brush...Viewer Product Solution GroupDocs...signature = new Signature ( "sample.pdf" )) { TextSignOptions options...

    docs.groupdocs.com/signature/net/composing-sign...
  3. How to Extract Metadata from Word Document in C#

    This short tutorial explains every piece of information to extract Metadata from Word document in C# and provides a working code to get Word metadata using C#....Viewer Product Family GroupDocs.Comparison...such as DOC, DOCX, RTF, XLSX, PDF, PPTX, MSG, EML, and many more...

    kb.groupdocs.com/parser/net/how-to-extract-meta...
  4. Verify Barcode signatures in the document | Gro...

    This topic explains how to verify document for Barcode electronic signatures with GroupDocs.Signature API....Viewer Product Solution GroupDocs...signature = new Signature ( "sample.pdf" )) { BarcodeVerifyOptions options...

    docs.groupdocs.com/signature/net/verify-barcode...
  5. Verifying Text signatures in advance | GroupDocs

     This article explains how to provide advanced verification of Text electronic signatures with GroupDocs.Signature API....Viewer Product Solution GroupDocs...new Signature ( "signedSample.pdf" )) { TextVerifyOptions options...

    docs.groupdocs.com/signature/net/verify-text-si...
  6. Update Barcode Signatures in Document | GroupDocs

    This article explains how to update Barcode electronic signatures with GroupDocs.Signature for Python via .NET API....Viewer Product Solution GroupDocs... Signature ( "sample_signed.pdf" ) as sign : # Create search...

    docs.groupdocs.com/signature/python-net/update-...
  7. Verifying QR Code signatures in advance | Group...

     This article explains how to provide advanced verification of QR Code electronic signatures with GroupDocs.Signature API....Viewer Product Solution GroupDocs...signature = new Signature ( "sample.pdf" )) { QrCodeVerifyOptions options...

    docs.groupdocs.com/signature/net/verify-qr-code...
  8. ASP.NET Core on GroupDocs Blog | Document Autom...

    ASP.NET Core on GroupDocs Blog | Document Automation Solutions for .NET & Java Developers Recent content in ASP.NET Core on GroupDocs Blog | Document Automation Solutions for .NET & Java Developers......Viewer for .NET API - 一个强大的文档查看器 API它支持...API它支持 140 多种文档类型,包括 PDF、Word、Excel、PowerPoint、Visio、CAD、Outlook...

    blog.groupdocs.com/zh/tag/asp.net-core/index.xml
  9. Handling incorrect document password exception ...

    This article shows how to handle incorrect document password exception with GroupDocs.Signature API....Viewer Product Solution GroupDocs...new Signature ( "ProtectedPwd.pdf" , loadOptions )) { try { QrCodeSignOptions...

    docs.groupdocs.com/signature/net/handling-incor...
  10. Advanced search for QR-code signatures | GroupDocs

     This article explains how to provide advanced search for QR-code electronic signatures with GroupDocs.Signature API....Viewer Product Solution GroupDocs...signature = new Signature ( "sample.pdf" ); QrCodeSearchOptions options...

    docs.groupdocs.com/signature/java/advanced-sear...