Author Archives: Usman Aziz

Find and Replace Text in Excel Spreadsheets using Java

In this post, you will learn how to find and replace text in MS Excel spreadsheets programmatically in Java. In various scenarios, MS Excel spreadsheets consist of a huge amount of data that may spread in multiple sheets. For such cases, the find and replace option could help you minimize the efforts required to update all the occurrences of a particular piece of text. Let's check out how to automate this option when dealing with a large number of spreadsheets from within the Java applications.

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Extract Text from PDF using Java

In this post, you will learn how to extract text from PDF documents seamlessly using Java. Text extraction could be useful in various scenarios such as text analysis, information retrieval, document parsing, and so on. Since PDF is one of the most widely used digital documents, the use cases of text extraction from PDF documents are more in number. So let's begin and check how to perform PDF text extraction from within Java applications.

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Create MS PowerPoint Presentations in C#

MS PowerPoint presentations allow you to create slide shows containing text, images, charts, animations, and other elements. Various additional formatting options let you make your presentations more appealing. In this post, you will come to know how to create such presentations programmatically. You will learn how to create PPTX presentations having text, tables, images, and charts using C#.

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Create PDF Files using C# – .NET PDF API

Automated generation and processing of PDF documents have become a demanding feature in recent days. In various applications, PDF documents are generated dynamically such as invoices, receipts, and different types of reports. In accordance with that, this article covers the basic implementation of PDF automation within .NET applications. Ultimately, you will learn how to create PDF files and insert text, images, tables, and other components using C#.

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Create MS Visio VSDX Diagrams using C#

MS Visio is a popular application that lets you create a wide range of diagrams such as flowcharts, data flow diagrams, business process models and etc. VSDX is the file format that MS Visio uses to store the diagrams. In order to automate VSDX manipulation, this article provides you a basic tutorial of how to create VSDX diagrams from scratch in C#. Furthermore, it covers how to insert pages, shapes, and text in the VSDX diagrams from within .NET applications.

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Get 25% OFF on Aspose.Total

Just one month left in New Year's eve and we are all set to make you rejoice with our biggest sale of the year. Aspose is offering you 25% OFF on Aspose.Total - a complete collection of our native APIs for .NET, Java, Android, C++, and other platforms. Use the HOLOFF2020 coupon code to avail this amazing discount while placing your order.

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Compress PNG, JPEG, and TIFF Images using C#

Image compression is a popular way of reducing the size of the images. It lets you minimize the space and time required to store and transmit images respectively. Various compression techniques are available that compress images in such a way that the quality of the images is not degraded. In accordance with that, this post provides you with some simple ways of how to compress PNG, JPEG, and TIFF images programmatically using C#.

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Convert PDF Pages to PNG Images using C#

PDF is considered to be a suitable document format for printing and sharing. However, there might be a case when you need to convert pages in a PDF file to PNG images. For example, when you want to embed PDF pages on a web page or generate the PDF's cover, etc. In this article, you will learn how to automate the PDF to PNG C# conversion from within your .NET applications.

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Protect PowerPoint Files with Password or Digital Signatures in C#

Protection of digital information has always been an important aspect in the cyber world. Various ways and technologies have been devised in order to secure digital content. In accordance with that, this blog post explicitly targets the security of MS PowerPoint presentations and provides you with different ways of securing PPTX documents. In this post, you will learn how to protect a PowerPoint PPTX with a password or a digital signature using C#.

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Add or Remove Attachments in PDF using Java

PDF is one of the ruling file formats in the world of digital documents. Along with other popular features, PDF format also allows you to embed files as attachments within a PDF file. These attachments are similar to ones you add to an email message. In order to automate PDF attachment manipulation, this article provides you some simple ways of adding and removing attachments in PDF files using Java.

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