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Monthly Archives: June 2021
Copy Rows and Columns in Excel using Java
In certain cases, you need to copy rows and columns in an Excel file without copying the entire worksheet. To perform this operation programmatically, this article covers how to copy rows or columns in an Excel worksheet using Java.
Convert Image to Searchable PDF File with OCR using C++
Images and scanned documents may contain textual information that you might need to process further. For this, performing OCR operations on such images may prove to be helpful. You can extract text from such images and save it as a searchable PDF file. To that end, this article will teach you how to convert images to searchable PDF files using C++.
Convert OneNote File to Image Programmatically using Java
Creating digital notes is like an everyday activity these days. Many people keep notes including text, drawings, pictures, and much more. You can convert such notes to images programmatically using Java. OneNote file can be rendered to JPG, PNG, as well as TIFF image with different color modes and compressions. The following sections discuss the conversions in detail.
Create Excel Files from Scratch using 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. In accordance with the above-mentioned scenario, this article covers how to create Excel XLSX or XLS files in PHP based web applications.
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++.
Add Comments in Excel Worksheets using Python
MS Excel supports adding comments to the cells in the worksheets to provide additional information. In various cases, comments are used to explain a formula. Moreover, MS Excel allows you to define the font size, height, width, etc. of the comments. In this article, you will learn how to add comments to the Excel worksheets programmatically using Python.