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  1. Python 電子簽名教程：使用 3 種方法為 PDF 和 Office 文件創建數字簽名

    使用 Python 實現文件中的電子簽名的分步指南 - 學習基於印章、圖像和表單字段的簽名方法，以安全地簽署文件...適合添加手寫簽名、公司標誌或官方印章 def add_image_signature (): # 定義文件路徑 sample_file_path...sample_file_path = "sample.pdf" # 您的源文件 image_signature = "signature.png"...

    blog.groupdocs.com/zh-hant/signature/sign-docum...
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  2. Python-Digital-Signatur-Tutorial: E-Signatur fü...

    Vollständiges Schritt-für-Schritt-Tutorial zum Erstellen sicherer elektronischer Signaturen in Dokumenten mit Python und GroupDocs.Signature - perfekt für Entwickler, die Dokumentensignaturanwendungen erstellen...Datei des digitalen Zertifikats image_handwrite = "signature_handwrite...Erscheinungseigensch fest options . image_file_path = image_handwrite # Fügen Sie...

    blog.groupdocs.com/de/signature/sign-documents-...
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  3. GroupDocs.Signature for .NET 26.9 – .NET 10、SHA...

    バージョン 26.9 は .NET 10 のサポートを導入し、デフォルトで外部リソースを無効化し、PDF 署名に SHA‑256 を強制し、ポスト量子 ML‑DSA 署名を追加し、複数のセキュリティバグ修正を行います。...com/images/" } }; using (Signature signature...{ // Only images from https://cdn.example.com/images/ are loaded...

    blog.groupdocs.com/ja/signature/groupdocs-signa...
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  4. Convertir en feuille de calcul en C# | PDF vers...

    Convertissez des PDF en Excel (XLS, XLSX) ou convertissez des feuilles de calcul DOC, DOCX en Excel en C# à l'aide de l'API de conversion de documents pour .NET. Créez votre propre application de conversion....conversions de documents et d’images dans de nombreux formats de...électronique, les pages Web, les images, les fichiers Photoshop et...

    blog.groupdocs.com/fr/conversion/convert-docume...
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  5. ไฟล์ที่ป้องกันลายน้ำใน Java | ลายน้ำข้อความและร...

    ใช้ Java API เพื่อเพิ่มลายน้ำข้อความและรูปภาพให้กับไฟล์ Word, PDF, PowerPoint, Excel ที่ป้องกันด้วยรหัสผ่าน ปรับแต่งลักษณะลายน้ำโดยใช้ GroupDocs API...ที่ได้รับการป้องกัน /* * ใช้ Image Watermark กับเอกสาร (PDF, Word...ImageWatermark("path/watermark-image.png"); watermark.setOpacity(0...

    blog.groupdocs.com/th/watermark/watermark-passw...
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  6. 使用 C# 使用数字证书签署文档 |文字和PDF

    使用 C# 中的数字证书对 Word 和 PDF 文件进行电子签名，使用 .NET API 进行电子签名。更改数字签名的外观。...jpg", // Optional - Set image file path Left = 50, // Set..."sampleImage.jpg", // Optional - Set image file path Left = 50, // Set...

    blog.groupdocs.com/zh/signature/sign-documents-...
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  7. Thêm hình mờ vào hình ảnh trong C# | Hình mờ Vă...

    Các cách C# để thêm văn bản vào hình ảnh dưới dạng hình mờ hoặc thêm hình mờ hình ảnh vào hình ảnh PNG, JPG/JPEG, WebP, GIF, TIFF, BMP bằng .NET Watermarking API của GroupDocs....= new Watermarker("filePath/image.jpg")) { // Đặt Phông chữ Văn...= new Watermarker("filePath/image.png")) { using (ImageWatermark...

    blog.groupdocs.com/vi/watermark/add-watermark-t...
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  8. Groupdocs.Blogs

    Groupdocs.Blogs - GroupDocs Blog | Document Automation Solutions for .NET & Java Developers...(High-Efficiency Image Container) 是一个可以包含 High-Efficiency Image Format...

    blog.groupdocs.com/zh/groupdocs.blog/page/40/
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  9. Aggiungi filigrana alle presentazioni in C# | F...

    Modi C# per aggiungere testo alle diapositive della presentazione come filigrana o applicare filigrane di immagine a PPT, PPTX, PPS e altri formati utilizzando .NET Watermarking API di GroupDocs....new ImageWatermark("watermark-image.png"); imageWatermark.Opacity...ImageWatermarkOption); watermarker.Save("image-watermarked-presentation.pptx");...

    blog.groupdocs.com/it/watermark/add-watermark-t...
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  10. Encountered an error when saving document in Ed...

    Hello, I encounter an error when saving the docs in the Editor Demo for .NET Webform, downloading from github. Can you please help me take a look of this error? Image.png (47.9 KB) Regards, WK... image.png (47.9 KB) Regards, WK 1...

    forum.groupdocs.com/t/encountered-an-error-when...
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