English

Map Rendering to SVG, JPG, or PNG Image using C#

Map Rendering refers to making visual maps from geospatial data. You can render maps from KML, GeoJSON, GeoTIFF, as well as the Shapefile. You can render maps to different image formats like PNG, SVG, JPG, etc. The following sections explain map rendering in detail.
May 4, 2021 · 3 min · Farhan Raza

Connect to SMTP Server using Java

The SMTP is a commonly used email protocol to send emails from the client applications to the email servers. Before communicating with an SMTP server, you need to establish a connection. In this article, you will learn how to connect to an SMTP server programmatically using Java. Furthermore, the article will cover how to connect to the SMTP servers via SOCKS or HTTP proxies.
May 4, 2021 · 3 min · Usman Aziz

Convert Images to Grayscale in C#

In various cases, you may need to convert the color images to grayscale or black and white, such as, in image processing, etc. In this article, you will learn how to convert color images to grayscale using C#. Furthermore, the article will cover grayscaling and binarization of the images explicitly.
May 3, 2021 · 3 min · Usman Aziz

Working with Bookmarks in PDF Files using C++

Bookmarks in a PDF file are helpful to mark points of interest in the document. These enable you to jump to that point in the document quickly. You might find yourself in situations where you need to add, modify or delete bookmarks in a PDF file programmatically. For that, this article will teach you how to work with bookmarks in PDF files using C++.
April 30, 2021 · 4 min · Muhammad Ahmad

Open or Extract 7z (7zip) File Programmatically using C# .NET

7z files are popular as they have a good compression ratio. You can open or extract a 7z (7zip) file programmatically in your C# applications. Please check out the following sections to learn how to create 7z file extractor and unzip password-protected archives.
April 28, 2021 · 2 min · Farhan Raza

Convert CSV to Excel or Excel to CSV in Node.js

CSV format is widely used to import or export large datasets from one application to another. However, in some cases, you may need to convert CSV files to Excel XLSX or XLS. Likewise, vice versa can also be required in certain scenarios. Following that, this article covers how to convert CSV to Excel and Excel to CSV format programmatically in Node.js.
April 28, 2021 · 3 min · Usman Aziz

Working with MSG and VCF Contacts using C++

Contacts are an essential part of any email client as they facilitate the user by remembering all their contacts, similar to the contacts on your smartphone. Outlook contacts store a lot of information regarding a person, such as their name, address, contact number, email address, etc. These contacts can be stored in MSG and VCF formats. You might find yourself in scenarios where you need to create or alter MSG or VCF contacts programmatically. For that, this article will teach you how to work with MSG and VCF contacts using C++.
April 28, 2021 · 3 min · Muhammad Ahmad

Convert HTML to PDF in Android Programmatically

In various cases, you may need to convert the HTML pages to PDF format. On the other hand, you may want to generate PDF from the content of a WYSIWYG HTML editor. For such scenarios, this article covers how to convert HTML to PDF in Android apps programmatically. Furthermore, you will learn about additional options to customize HTML to PDF conversion.
April 27, 2021 · 3 min · Usman Aziz

Send a Word Document as Email in Java

In most cases, emails are sent in a well-formatted layout following a particular template. However, various email editors do not provide the enhanced formatting options. In such cases, you can create a message in a Word document and use it as an email body. In this article, you will learn how to send an MS Word document as an email body using Java.
April 26, 2021 · 2 min · Usman Aziz

Create Pivot Tables in Excel using Java

Pivot tables in Excel spreadsheets are used to summarize the data in an interactive way. Suppose, you have the data of a number of invoices in a worksheet. In that case, you can use a pivot table to total the invoices grouped by the customers or products. In this article, you will learn how to deal with pivot tables in Excel programmatically. Particularly, you will come to know how to create a pivot table and generate a chart based on that pivot table in Java.
April 26, 2021 · 3 min · Usman Aziz