Capitalize First Letter of a String in Java using Apache Commons Lang

In this article we show how to use StringUtils of Apache Commons Lang library to capitalize the first character of a Java String by using StringUtils.capitalize() utility method.

Abbreviates a String using ellipses in Java using Apache Commons Lang

In this post we show how to use Apache Commons Lang library to abbreviate a String using ellipses. We provide multiple Java code examples on how to use StringUtils.abbreviate() utility method to achieve our goal.

Check if a String is a valid numeric value in Java using Apache Commons Lang

In this article we show you how to use different utility classes in Apache Commons Lang library to check if a String is a valid number in Java. We provide different working code examples how to use methods such as NumberUtils.isCreatable(), NumberUtils.isDigits() or StringUtils.isNumeric().

Java Find Difference between two Strings using StringUtils Apache Commons Lang

In this post we will show you Java example code how to find the difference between two Strings using StringUtils utility class of Apache Commons Lang library.

Java check String is empty or blank or contains text using StringUtils Apache Commons Lang

In this post we are going to learn how to use StringUtils utility class of Apache Commons Lang library in Java application to check if a string contains text, an empty string or a blank string.