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Watermark Password Protected Documents in Java

Watermarks can be used to protect the content and claim ownership of your documents. Similarly, these can also be used for branding or labelling your documents as drafts. This article discusses how to add watermarks to the password-protected files in Java.
· Shoaib Khan · 3 min

Lock and Unlock PowerPoint Files with Password using C#

Today, we will provide password protection to our presentation files programmatically. In this article, we will see how to lock PowerPoint presentation files with password protection in C#. Further, we will learn to unlock these by removing the password and also how to change the existing password of PPT & PPTX presentation files.
· Shoaib Khan · 3 min

Convert Excel Spreadsheets to PDF in Java

When we want to share the data in worksheets that do not require editing, we often convert such Excel workbooks or specific sheets to PDF format. In this article, we will learn 4 different ways of converting Excel spreadsheets into PDF format in Java using the document conversion API.
· Shoaib Khan · 4 min

Lock and Unlock PDF Files with Password using C#

Let us learn to secure our documents from unauthorized access. Previously we discussed adding text and image watermarks to the documents to avoid and illegal use. In this article, we will see how to add password protection to PDF documents to get them locked using C#. Additionally, we will change the existing password and also learn to remove the password to make the PDF unlocked.
· Shoaib Khan · 4 min

Convert Excel Spreadsheets to PDF using C#

Excel (XLS, XLSX) and PDF files are among those document formats that are widely used in almost every business. For such commonly used files there are many scenarios in which we need to convert one file into another format. In this article, we will learn different ways for how to convert Excel spreadsheets into PDF format using C# with .NET applications.
· Shoaib Khan · 4 min

Watermark Excel Sheets in Java

Watermarks can be added to the documents either to protect the document from piracy, or to show any sumbol or message. In other posts, we discussed ways to watermark different [documents][1], [images][2], and [presentations][3]. In this article, you will learn how to add watermark to Excel workbooks in different ways in Java. We will be applyling watermarks separately using each approach.
· Shoaib Khan · 3 min

Edit XML Files in Java

XML is commonly used to store and transmit data within and between the applications. It is often a requirement where developers need to edit the XML file when it is received or before transmitting. In this article, we will discuss how to edit the XML file data in Java.
· Shoaib Khan · 2 min

Watermark Excel Sheets using C#

We have already discussed ways to watermark different [documents][1], [images][2], and [presentations][3]. Today, we will be discussing how to add watermark to an Excel workbook in different ways using C# with the .NET application.
· Shoaib Khan · 3 min

Edit XML Files using C#

XML is among the W3C recommended, structured formats, commonly used to store and transmit data. It is vastly required by developers to edit the stored XML data with the applications. To ease the requirement of editing, this article guides on how to edit the XML file data using C#.
· Shoaib Khan · 2 min

Taxonomic Classification of Raw Text using C# - (IAB-2 & Document Taxonomy)

In an article, we discussed how we can [analyze and classify complete documents programmatically][1]. It is often required to classify just some part of the document or only a few statements. In this article, we will identify the best possible taxonomic categories of the selected text. We will learn how we can classify text according to IAB-2 and document taxonomies using C#.
· Shoaib Khan · 3 min