The footer in a PowerPoint document is often used to display some additional information such as time, date, page number, theme, logo. In this article, you will learn how to add footer to PowerPoint document using Free Spire.Presentation for Java.
● Download the free library and unzip it, and then…
When dealing with the chart in Excel document, if the text description of the original chart is not specific enough, you can add additional information to the chart by adding text boxes to it. This article will introduce how to add a text box to a Excel chart programmatically using…
Document properties are descriptive information that can help you search or manage documents. Apart from adding document properties to Word document introduced before, the Free Spire.Doc for Java also allows you to read or remove built-in and custom document properties in Word document. …
As one of the commonly used document formats, PDF documents are known for their good compatibility. Generally, a PDF document can contain pictures, tables, texts, etc. However, when the document contains too much content, its upload and transmission may be affected. In this article, you will learn how to use…
Superscript and subscript are characters that appear slightly above or below your regular text and are often used in mathematical as well as chemical formulas. This article will demonstrate how to insert subscript and superscript in an Excel document using Free Spire.XLS for Java.
Nowadays, more and more e-books, company contracts/agreement, academic report are in PDF file format. And for some confidential documents, setting expiration date is a very effective way to protect them. After the expiration date, the documents will be automatically destroyed. This article will demonstrate how to set an expiration date…
HTML (Hyper Text Markup Language) is designed to display documents in a web browser. This article will demonstrate how to convert Word to HTML using Free Spire.Doc for Java.
Method 1: Download the Free Spire.Doc for Java and unzip it. Then add the Spire.Doc.jar …
In daily work, we may need to draw lines to a PDF document so that the text content inside it can be easily divided into several different parts. Beyond that, drawing lines can also serve the purpose of decoration. …
Data sorting in Excel is to sort one or more columns of unordered data according to different needs, which helps to display the data in a more organized way and also helps people find the required data faster. This article will demonstrate how to sort data within a cell range…
Comments in Word documents usually contain some suggestions or reviews. Comments are very useful, and adding comments will not affect or modify the original content of the document. This article is going to introduce how to use Free Spire.Doc …
