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Since Google announced @Kotlin as the official language for Android development at Google IO in 2017, programmers who want to become Android developers have been in a dilemma.The big question in front of them is whether they should learn Kotlin or Java.If you are a beginner who wants to learn Androi..

Simple Email Validation in Java ... The Apache Commons Validator package offers the building blocks for carrying out various data validation tasks ...

Gmail is one of the most popular email services so far, and you will very probably want to use it as a mailbox for your web or mobile app. It is safe and credible, which is crucial to prevent your emails from going into the spam folder. That’s why we decided to flesh out how to send emails with Gmail API.

To learn about Jakarta Mail basics, sending messages via an SMTP server and more options to consider head to the original tutorial about how to send email with attachement in Java on Mailtrap Blog.

To send an HTML email, you should perform the same steps as for sending a simple text message, with only SendHTMLEmail class instead of just SendEmail. Also, you need to set content to the MimeMessage.setContent(Object, String) and indicate text/html type.

To add an image to your HTML email in Jakarta Mail, you can choose any of three regular methods: CID, base64 image, or linked image.

To embed a CID image, you need to create a MIME multipart/related message:

In this blog, we will discuss about one of the data structure i.e. Graphs