Yearly Archives: 2021

Find and Replace Text in PowerPoint PPTX/PPT using Java

MS PowerPoint provides a useful feature of finding and replacing text in the presentations. However, you might need automation to perform this operation for a batch of files. Accordingly, in this article, you will learn how to find and replace text in PowerPoint PPTX/PPT programmatically using Java.

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Convert PowerPoint PPTX/PPT to TIFF using Java

In various scenarios, such as printing, fax, etc., PowerPoint to TIFF conversion is used. To automate this conversion from within a web or desktop application, this article covers how to convert PowerPoint PPTX/PPT to TIFF using Java. Furthermore, it also shows how to customize the size and pixel format of the resultant TIFF images.

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Add Watermark to PowerPoint Slides using C#

Watermarks are commonly used to specify the ownership or to prevent unauthorized usage of the documents. In this article, we'll demonstrate how to protect PowerPoint presentations by applying watermarks programmatically. Particularly, you will learn how to add text or image watermark to PowerPoint slides using C#.

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Extract Images from PDF Files using C++

PDF is a popular format for sharing information over the internet. Most of the time, PDF files contain images along with text and other elements. There might be scenarios where you need to extract these images from PDF files to process them further. To that end, this article will teach you how to extract images from PDF files using C++.

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Add Comments in Excel Worksheets using C#

Comments in Excel worksheets are used to add additional information or to explain a formula. These comments can be formatted as well by defining the font size, height, width, etc. In this article, you will learn how to add comments to the Excel worksheets using C#. Furthermore, the article will also demonstrate how to apply formatting and add images to the comments programmatically.

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Clone Slides in PowerPoint Presentations using C++

There might be situations where you need to create a copy of a slide. For example, you need to create a new slide that is similar to an existing slide. In such cases, you can clone the slide in the same presentation or another presentation and modify it according to your requirements. To that end, this article will teach you how to clone slides within the same PowerPoint presentation or to another PowerPoint presentation using C++.

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Split PowerPoint Presentations using C++

There might be scenarios where you need to split PowerPoint presentations into multiple files. For example, your presentation may have various sections, and you want each section to be in a separate file. To that end, this article will teach you how to split PowerPoint PPTX/PPT presentations using C++.

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Convert IGES File to PDF Programmatically with Java

IGES files are used to exchange design information between computer-aided design (CAD) applications. You can convert IGES files to PDF programmatically using Java. The following use cases discuss the topic in detail.

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Recognize Text by Performing OCR on Image from URL using C++

Optical Character Recognition (OCR) is the process of extracting text from images. You may have online and offline images from which you might need to extract text information. You can perform OCR on offline images, but you might be thinking that to perform OCR on online images, you would have to download them. Well, that is not required. In this article, you will learn how to perform OCR on images using their URL with C++.

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Copy or Move Worksheets in Excel Files using Java

You may often need to copy worksheets within an Excel workbook or from one workbook to another. Also, changing the position of the worksheets is also required in certain cases. In order to perform the above-mentioned tasks programmatically, this article shows how to copy worksheets within Excel workbooks using Java. Furthermore, it also covers how to move a worksheet in an Excel workbook.

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