Java convert long to BigInteger

In this Java core tutorial we learn how to convert a long value to a BigInteger value using the java.math.BigInteger.valueOf() method.

Convert Java Object to JSON String in Java using Gson

In this Java Gson tutorial we learn how to use the Gson library to convert a Java object to a JSON String using the Gson.toJson() method. Via step by step Java example we show you how to convert to a JSON String from a HashMap, a List of HashMap, a Java object or List of Java objects.

Convert JSON String to Java Object in Java using Gson

In this Java Gson tutorial we learn how to use the Gson library to convert a JSON String into a Java object by using Gson class. Via different Java code examples we show you how to convert a JSON String into Java HashMap, an object of a custom defined class or a List of objects.

Java Convert ASCII String to UPPERCASE using Google Guava

Learn how to use the com.google.common.base.Ascii class of Google Guava library to convert ASCII String or character to uppercase String.

Java Convert ASCII String to lowercase using Google Guava

Learn how to use the com.google.common.base.Ascii class of Google Guava library to convert ASCII String or character to lowercase.

Parse Markdown to HTML with Task List Items in Java using CommonMark Task List Items Extension

Learn how to convert a markdown string with task list items into HTML string using the CommonMark library and the CommonMark Task List Items Extension library.

Parse Markdown to HTML with Image Attributes in Java using CommonMark Image Attributes Extension

Learn how to convert a given markdown string including images attributes into HTML string using the CommonMark library and the CommonMark Image Attributes Extension library.

Parse Markdown to HTML with YAML metadata in Java using CommonMark YAML Front Matter Extension

Learn how to convert a markdown string which includes a YAML metadata header to HTML string using the CommonMark library and the CommonMark YAML Front Matter Extension library.

Parse Markdown to HTML with Underlining text in Java using CommonMark Ins Extension

Learn how to convert markdown string into HTML string which enables underlining of text by enclosing it in ++ syntax using the CommonMark library and the CommonMark Ins Extension library.

Parse Markdown to HTML with Auto Generate IDs for Headings in Java with CommonMark Heading Anchor Extension

Learn how to convert Markdown string into HTML string with ability to auto generate the ID for headings HTML tabs by using the CommonMark Java library and the CommonMark Heading Anchor Extension library.