Drawing Geometric Shapes in PDF Documents Using Java
When working with PDF documents programmatically, you often need to add geometric elements such as rectangles, ellipses, polygons, or curved lines. This tutorial demonstrates how to use Java to create various shapes in PDF files and customize their appearance with different stroke colors and fill effects.
Dependency Configuration
To incorporate ...
Posted on Tue, 22 Sep 2026 16:14:25 +0000 by eshban
Silent PDF Printing in Vue Without Browser Dialog
Printing functionality typically involved C# clients, where silent printing (without a print dialog) was straightforward.
However, implementing silent printing with a browser as the client is more challenging due to browser restrictions that do not support such changes.
In projects using Vue, a simple solution involves using electron-hiprint.
R ...
Posted on Tue, 15 Sep 2026 16:25:07 +0000 by lupld
Remove Digital Signatures from PDF Using C#
In .NET development when working with PDF documents, you may encounter a common issue: receiving a PDF with a digital signature and wanting to modify its content or adjust the layout, only to find it protected by the signature, which triggers errors during any operation.
The solution is straightforward: Digital signatures in PDFs are embedded a ...
Posted on Sun, 13 Sep 2026 16:29:01 +0000 by cartoonjunkie
Implementing Digital Signatures in PDF Documents with C#
Digital signatures serve as a critical mechanism for ensuring document compliance and security integrity. Implementing PDF digital signature functionality through C# represents a common requirement in enterprise document processing workflows. This article demonstrates how to add digittal signatures to PDF files using Spire.PDF for .NET, a libra ...
Posted on Fri, 04 Sep 2026 16:27:50 +0000 by virtualdevl
Reading and Exporting PDF Bookmarks with C#
PDF bookmarks (outlines) serve as essantial navigation elements within documents, particularly for lengthy technical manuals. Extracting bookmark metadata enables applications to generate table of contents, build indexes, or perform structural analysis on documents. This guide demonstrates how to leverage the Free Spire.PDF for .NET library to ...
Posted on Fri, 28 Aug 2026 16:29:38 +0000 by Secondlaw
Configuring PDF Viewer Preferences in Java Applications
When working with PDF documents in Java applications, you often need to customize how the document will appear when opened in a viewer. These preferences can include window positioning, UI element visibility, page layout, and display modes. This article demonstrates how to implement these viewer preferences using the Free Spire.PDF for Java lib ...
Posted on Mon, 10 Aug 2026 16:31:34 +0000 by Jas
Automating RTF to PDF Conversion in C# Using Free Spire.Doc
Rich Text Format documents require specific handling for distribution compared to Portable Document Format files. In .NET environments, leveraging specialized libraries simplifies rendering high-fidelity outputs. The following workflow demonstrates integration techniques using the Free Spire.Doc SDK.
Prerequisites and Package Integration
Obtain ...
Posted on Sat, 01 Aug 2026 16:25:14 +0000 by SaMike
Converting TXT Text Files to PDF Using C#
Overview
Portable Document Format (PDF) offers cross-platform compatibility and document integrity, making it ideal for archival and distribution purposes. Plain text files (TXT) provide lightweight storage for raw content. Converting between these formats allows developers to preserve text content while gaining the benefits of a standardized d ...
Posted on Tue, 28 Jul 2026 16:21:33 +0000 by raja9911
Adding Page Numbers to PDF Documents in Java
To enhence readability and oragnization of PDF files, page numbers can be programmatically added using the Free Spire.PDF for Java library.
Setup Instructions:
Download and extract the Free Spire.PDF for Java package.
Add Spire.Pdf.jar from the lib folder to your project’s classpath, or include it via Maven by configuring your pom.xml as shown ...
Posted on Thu, 16 Jul 2026 16:13:06 +0000 by speckledapple
Converting Word Text from PDDocument to Image in Java
Overview
As an experienced developer, I'll guide you through converting Word text from a PDDocument (PDF document) into an image using Java.
Flowchart
flowchart TD;
Start-->Load PDF document;
Load PDF document-->Extract word text;
Extract word text-->Convert text to image;
Convert text to image-->Save image;
Save ...
Posted on Wed, 15 Jul 2026 17:08:30 +0000 by kit