This article explains how to verify signatures using predicate functions (Func) with GroupDocs.Signature API to filter signatures before verification, optimizing performance by skipping unnecessary verification operations....Metadata Product Solution GroupDocs.Search Product Solution GroupDocs...
This article explains how to provide advanced verification of QR Code electronic signatures with GroupDocs.Signature API....Metadata Product Solution GroupDocs.Search Product Solution GroupDocs...
This article shows how to add an image watermark and save the resultant document. It is capable of adding watermarks to images or documents....Metadata Product Solution GroupDocs.Search Product Solution GroupDocs...
This article shows how to add a text watermark and save the resultant document. It is capable of adding watermarks to images or documents....Metadata Product Solution GroupDocs.Search Product Solution GroupDocs...
This article shows how to to extract data from Microsoft Office Excel spreadsheets....Metadata Product Solution GroupDocs.Search Product Solution GroupDocs...
This article explains how to delete Barcode electronic signatures with GroupDocs.Signature API....Metadata Product Solution GroupDocs.Search Product Solution GroupDocs...