PDF Encryption is the process of protecting the document using a password as well as some cryptographic algorithms including AES or RC4. You can also set different privileges to limit user’s access to different operations. For example, you can only allow printing, adding annotation, filling forms, and etc. In this article, you will learn how to encrypt PDF files using C++. Furthermore, this article also covers how to set different privileges and decrypt password-protected PDF files using C++.
Convert Chart to PDF and Images like JPG, PNG, WMF in Java
Easily convert Excel charts to images or PDF in Java. Aspose.Cells for Java lets you create, edit, and manipulate XLSX, XLS, XLSM, XLSB and more without Microsoft Excel. This article explores chart rendering to image and PDF formats.
Convert EPS to PNG or PDF using C#
EPS (Encapsulated PostScript) is a versatile graphics format for images and drawings, often embedded in other PostScript files. While EPS includes a low‑resolution preview, you may need to convert it to a widely supported format without extra dependencies. This guide shows how to convert EPS files to PNG or PDF using C#.
Insert Table in Word Documents (DOC/DOCX) using C++
Using Aspose.Words for C++ API, you can insert tables in a word document. You can configure the API by downloading it from New Releases or via the NuGet gallery. Once configured properly, you can simply utilize the methods, properties, and classes exposed by the API so that a few simple API calls can be used to create, edit or manipulate Microsoft Word documents, like DOCX or DOC files.
Render Text with TrueType and Type1 Fonts using C#
In the previous post, you have seen how to use Aspose.Font for .NET API for loading and saving CFF, TrueType, and Type1 fonts programmatically. In this article, you will learn how to render text using the TrueType, and Type1 font glyphs using C#. The code samples will show you how to how to generate a JPG image having text rendered on it.
Add or Remove AutoFilter in Excel File (XLSX/XLS) using C#
XLSX and XLS formats are widely used for large data sets, and AutoFilters help organize that data. With Aspose.Cells for .NET you can quickly add or remove filters in Excel files. Filters enable you to extract meaningful insights, such as isolating months with low sales to refine business strategies.
Load, Save and Extract Information from Fonts using C#
Fonts shape the visual style of text in documents and web pages. Each font file stores details such as size, weight, style, and encoding. Aspose.Font for .NET provides a powerful API to manipulate and render popular font types—including TrueType, CFF, OpenType, and Type1—allowing you to load, save, and extract font metrics directly in C#.
Convert CSV to Excel in Java
Export CSV data to Excel with exact formatting using Aspose.Cells for Java – a powerful, easy‑to‑use library for rapid CSV‑to‑Excel conversion.
Merge MS Word Documents using Java
The merger of multiple MS Word documents could be needed in various scenarios. For example, reducing the number of documents, keeping similar kinds of content in a single file (i.e. invoices), and etc. Many online applications let you merge two or more MS Word documents, however, you may need to implement document merging features within your own web or desktop applications. For such a case, in this article, you will learn how to merge MS Word documents using Java.
Create MS Project Files using C++ - Add Tasks, Resources, or Calenders to Projects
MS Project is a leading project‑management tool that enables managers to plan tasks, assign resources, track progress, and control budgets. This guide shows how to integrate those capabilities directly into C++ applications without using MS Project itself. Using clear code examples, you’ll learn to generate .mpp files, add tasks, resources, calendars, and assign resources to tasks programmatically.