Author Archives: Usman Aziz

Add or Remove Shapes in PowerPoint Slides using C#

Shapes are a fine way of making your PowerPoint presentations more elaborative and appealing. PowerPoint provides a wide range of shapes that you can add to your presentation slides i.e. ellipses, lines, rectangles, connectors, and so on. In order to automate this feature, this article covers how to add, clone, and remove shapes in PowerPoint slides programmatically using C#.

Posted in Aspose.Slides Product Family | Tagged , , ,

Find and Replace Text in PDF using C#

The find and replace option makes it possible to replace a particular piece of text in a document in one go. This way, you do not have to locate and update each occurrence of the text in the whole document manually. This article even goes one step further and covers how to automate find and replace text feature in PDF documents. Particularly, you will learn how to find and replace text in a whole PDF, a particular page, or a page region using C#.

Posted in Aspose.PDF Product Family | Tagged ,

Add or Modify VBA Macros in Excel Files using C#

VBA (Visual Basic for Applications) is a programming language that is used in MS Excel files in order to automate the spreadsheets related operations. VBA macros are used to write user-defined functions that let you speed up the tasks you have to perform manually. In this article, you will learn how to work with VBA macros in MS Excel files programmatically. By the end of this article, you will be able to extract, add, and modify VBA macros in Excel workbooks using C#.

Posted in Aspose.Cells Product Family | Tagged , ,

Convert XPS to BMP, JPEG, PNG, and TIFF using Java

XPS (XML Paper Specifications) format was introduced by Microsoft that represents page layout. It uses XML tags to represent the appearance of the pages and the composition of the document. In this article, you will learn about the conversion of XPS documents to raster image formats programmatically. Particularly, the article will cover how to convert XPS to BMP, JPEG, PNG, and TIFF using Java.

Posted in Aspose.Page Product Family | Tagged , , , ,

Convert PSD to PDF, JPG, PNG, GIF, BMP, and JPEG 2000 in Java

PSD format is used by Adobe Photoshop in order to save the data related to graphical designs. A PSD file may consist of single or multiple layers that collectively form the graphics. However, to view or embed the PSD images directly into your web or desktop applications is not feasible. In order to cope with this issue, you can convert the PSD document to PDF or raster image formats. In accordance with that, this article provides some simple ways of converting PSD files to PDF, PNG, JPEG, GIF, and other image formats using Java.

Posted in Aspose.PSD Product Family | Tagged , , , , ,

Add and Remove Attachments in PDF using C#

The PDF format supports adding attachments to a PDF file similar to the email attachments. A PDF attachment could be of TXT, DOCX, XLSX, or any other document format. In this article, you will learn how to implement some basic PDF attachment manipulation features in your .NET applications. By the end of this article, you will be able to extract, add, or remove attachments in a PDF programmatically using C#.

Posted in Aspose.PDF Product Family | Tagged , , ,

Protect and Unprotect Excel Files using C#

MS Excel provides convenient ways of storing and managing small or large amounts of data. Workbooks are widely used to maintain the datasets, analyze the data, perform activities related to finance or human resources, and etc. With the advancement in technology, the ways of getting unauthorized access to data have also been increased. Therefore, MS Excel lets you protect the workbooks using the password. In this article, you will learn how to automate the spreadsheet protection features and protect or unprotect Excel files programmatically using C#.

Posted in Aspose.Cells Product Family | Tagged , ,

Using System.Drawing in Linux without libgdiplus

If you ever had to run your .NET Core applications on Linux you may have noticed that one of the main problems is the lack of System.Drawing assembly in standard .NET Core package. Even though Microsoft recommends to use System.Drawing.Common, that is not the ultimate solution. You have to run ‘sudo’ on each user machine to have libgdiplus library installed. And even after that, your rendering results will be slightly different from those you have on Windows machines. In order to cope with this issue, this article covers how to use the System.Drawing in Linux without libgdiplus library.

Posted in Aspose.Drawing Product Family | Tagged , , ,

Mail Merge in MS Word Documents using Java

This post covers how to perform Mail Merge operations in MS Word documents using Java. By the end of this article, you will learn how to create Mail Merge templates and execute Mail Merge programmatically.

Posted in Aspose.Words Product Family | Tagged , ,

Merge PowerPoint Presentations using Java

In this post, you will learn how to merge PowerPoint PPTX presentations using Java. MS PowerPoint presentations are widely used to create interactive slide shows related to business, education, and other domains. In particular cases, you may need to merge multiple presentations into a single file programmatically. In accordance with that, this post provides you some simple ways of merging PowerPoint presentations from within the Java applications.

Posted in Aspose.Slides Product Family | Tagged ,