Watermarks are commonly used to specify the ownership or to prevent unauthorized usage of the documents. On the other hand, they are also used to display the status of a document such as a manuscript, draft, etc. In this article, you will learn how to add text or image watermark to PowerPoint slides using Java.
Create and Edit Excel Files in PHP
Spreadsheets have become an essential part of keeping, organizing, and analyzing the data. Since automated solutions are more in business these days, the trend of creating and manipulating Excel documents (XLS/XLSX) has emerged and growing at a huge pace. Following the above-mentioned scenario, this article covers how to create Excel XLSX or XLS files in PHP based web applications.
Working With Pivot Tables in Excel Files using C++
Pivot tables rearrange data to represent it in a meaningful way. They provide different sorting options and provide sums, averages, or other statistics by grouping data together. It is an essential tool for data analysis and is a fundamental part of MS Excel. You might find yourself in scenarios where you need to create and manipulate pivot tables programmatically. To that end, this article will teach you how to work with pivot tables in Excel files using C++.
Extract Data from Tables in PDF using C#
PDF has become one of the most widely used document formats in a multitude of fields. In various cases, it is used to generate invoices where data appears to be in a tabular form. In such cases, you may need to parse the PDF to read data from the tables programmatically. To achieve this, the article covers how to extract data from PDF tables using C#.
Recognize Image from MemoryStream using OMR in C#
You can recognize specific marks on images by performing optical mark recognition operations. For example, you can recognize bubbles filled for a questionnaire, survey, or an exam in the form of Multiple Choice Questions. Please refer to the following sections for further details.
Convert XPS, OXPS to JPG or PNG Image using C++
XPS and OXPS documents are similar to PDF files and define the layout, appearance, and printing information for a document. There might be scenarios where you might need to convert XPS and OXPS documents to JPG and PNG image formats. To that end, this article will teach you how to convert XPS and OXPS documents to JPG and PNG format using C++.
Convert a Postscript PS or EPS file to PDF using Java
Postscript is page description language and the PS/EPS files are can contain text, graphics and different glyphs. You can convert a PS/EPS file to PDF file programmatically using Java. Please refer to the following sections for further details.
Add or Modify VBA Macros in Excel Files using Java
VBA is a programming language used to automate various operations in MS Excel files. Particularly, VBA macros are user-defined codes that let you speed up the spreadsheet manipulation tasks. In this article, you will learn how to work with VBA macros in Excel files programmatically. Ultimately, you will be able to add and modify VBA macros in Excel using Java.
Convert PDF Files to HTML in Java
Learn a quick and efficient solution to convert a PDF to HTML in Java. Not only this, but you can customize the PDF to HTML conversion using different options. So let’s have a look at how to generate HTML for a PDF file.
Add Watermark to Excel XLS in Java
Watermarks are used to define the ownership of the copyrighted content and protect the Excel files from theft or being used illegally. In this article, you will learn how to add watermarks to Excel sheets programmatically. More precisely, the article will cover how to add watermark to Excel worksheets using Java.