Andrew Wilson – Medium

3 days ago

Group Shapes in PowerPoint in Java

In PowerPoint, if you want to add a shape that is not included in the default shape library, you can group shapes to create custom shapes that meet your requirements. In this article, you will learn how to programmatically group shapes in a PowerPoint document using Free Spire.Presentation for Java. Import JAR Dependency (2 Methods) …

Java

1 min read

May 16

Convert PDF to PCL in Java

PCL (Printer Command Language) is a page description language developed to provide efficient control of printer functions between various printing devices. This article will share how to programmatically convert PDF to PCL using Free Spire.PDF for Java (a totally free library for commercial and personal use). Import JAR Dependency Method 1: Download the…

Java

1 min read

May 9

Add Trendline to Excel Chart in Java

The trendline in Excel chart displays the changing trend of data graphically, and it can be used to forecast or analyze future data. This article will share how to programmatically add Trendline to an Excel chart using Free Spire.XLS for Java. Import JAR Dependency (2 Method) 1# Download the free library and unzip it, then…

Java

2 min read

Apr 25

Extract Text from Word Using Java

TXT is a common text format that can be used on many computers and mobile devices. The TXT document is known for its small size, and it makes the storage of text content more convenient. This article will demonstrate how to extract the text content in a Word document and…

Java

1 min read

Apr 21

Count the Number of Words in a Word Document Using Java

When you are typing, the Microsoft Word will automatically counts the number of words in the status bar. Beyond that, it also counts the number pages, paragraphs and characters with or without spaces. This article will introduce how to programmatically count the number of words and characters in a Word…

Java

1 min read

Apr 15

Rearrange PDF Pages Using Java

When you receive a PDF file with pages out of order, you may need to change the page order for a better viewing experience. In this article, you will learn how to programmatically change page order in a PDF document using Free Spire.PDF for Java. Import JAR Dependency Method 1: Download the free…

Java

1 min read

Apr 11

Split Contents in One Cell into Multiple Columns in Java

When you receive an Excel document with contents in one cell, it is necessary to split the data into mutiple columns so that each column can be processed separately in the next step. This article will introduce how to use Free Spire.XLS for Java (a 3rd party free API) to…

Java

2 min read

Mar 30

Verify if a PowerPoint Document is Digitally Signed Using Java

PowerPoint documents signed with digital signatures can help recipients check if they have been altered since they were signed. If any changes are made, the signatures will become invalid immediately. Therefore, before you edit a PowerPoint document, you should check if it has been digitally signed or not. In this…

Java

2 min read

Mar 23

Add Superscript and Subscript to PowerPoint Using Java

When we add a trademark, copyright or other symbol to our presentation, we might want the symbol to appear slightly above or below a certain text. In Microsoft PowerPoint, we can implement this effect simply by applying superscript or subscript formatting to the symbol. In this article, we will demonstrate…

Java

3 min read

Mar 16

Extract Text from Textbox in Excel Using Java

Textbox in Excel can add additional information to the existing table, and my previous post has once introduced how to programmatically add a textbox with text to a Excel document. In this article, you will learn how to extract text from textbox within a worksheet using the same free Java…

Java

1 min read