In our daily work, we may find that some devices have strict requirements on the PDF version. Therefore, we need to convert PDF file between different versions for compatibility purpose. This article will show how to programmatically change the PDF version by using Free Spire.PDF for Java (Supports the PDF…

Excel comments can serve for various purposes, such as explaining the contents in cells, offering tips to other users, or cross-referencing with other Excel workbooks. This article will share how to add comments to an Excel file and read the comments using Free Spire.XLS for Java.

Import JAR Dependency (2…

A PCL file is a digital printed document created in the Printer Command Language. It can be printed to HP LaserJet printers directly without having to be opened in an application. At some point, you might need to convert Word document to PCL. This article will introduce how to implement…

Data bars are a type of conditional formatting Microsoft Excel offers for visualizing the values in Excel cells. They can help you compare the values quickly because a cell with a longer bar represents a larger value, while a cell with a shorter bar represents a smaller value. This article…

Printing PDF files is a common task in our daily work. In this article, you will learn how to use a free Java library to print a PDF file programmatically from the following three aspects:

  • Silent print PDF with default printer
  • Print PDF with Print dialog
  • Print PDF with customized…

XPS (XML Paper Specification) is a fixed-layout document format designed for sharing and publishing purposes. The format was originally created as an attempt to take the place of PDF file format, but it failed for a number of reasons. This article will introduce how to convert a Excel files to…

Postscript is a dynamically typed, concatenative programming language that describes the appearance of a printed page. Owing to its faster printing and improved quality, sometime you may need to convert a PDF document to Postscript. This article will introduce how to accomplish this task using Free Spire.PDF for Java.

Import JAR Dependency

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Andrew Wilson

Sharing Java Code

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