This topic explains how to verify digital signatures embedded in images using steganography (LSB technique) with GroupDocs.Signature for Java API....Classification Product Solution Purchase...
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This topic describes how to use the GroupDocs.Viewer API for Node.js to convert Excel workbooks and Apple Numbers spreadsheets to HTML, PDF, PNG, and JPEG formats....Classification Product Solution Purchase...
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Learn how to add secure watermarks to Word documents using GroupDocs.Watermark for .NET. Compare 5 protection methods from basic to advanced with complete code examples....Classification Product Solution Purchase...
This article explains how to remove shape of any type from any level of document structure while using GroupDocs watermarking API...Classification Product Solution Purchase...
This topic describes how to use the GroupDocs.Viewer Java to split worksheets into pages when rendering spreadsheet files to HTML, PDF, and image formats....Classification Product Solution Purchase...
Extracting information about all shapes in an Excel document Search() method searches watermarks of all mentioned types, but in some cases, it’s necessary to analyze only one class of Excel objects. Following code sample shows how to get information about all the shapes in an Excel document.
advanced_usage.add_watermarks_to_spreadsheets.SpreadsheetGetShapesInformation
SpreadsheetLoadOptions loadOptions = new SpreadsheetLoadOptions(); // Specify an absolute or relative path to your document. Ex: @"C:\Docs\spreadsheet.xlsx" Watermarker watermarker = new Watermarker("spreadsheet....Classification Product Solution Purchase...