In this post we’ll see how to convert float to int in Java. Considerations while converting float to int in Java While converting float to int two things you need to consider are- Range of float is more than the int, if the float you are trying to convert to…
This post shows how you can convert double to String in Java. Converting double to String using Double.toString() method Wrapper class Double in Java has a toString() method that returns a string representation of the passed double argument which can be used to convert double to String in Java. Output…
This post shows how you can convert float to String in Java. Converting float to String using Float.toString() method Wrapper class Float in Java has a toString() method that returns a string representation of the passed float argument. Output Convert using String.valueOf() method String.valueOf(float f)– Returns the string representation of…
To convert String to double in Java you can use one of the following options- Double.parseDouble(String s)– Returns a new double initialized to the value represented by the specified String. Throws NumberFormatException if the string does not contain a parsable double. Double.valueOf(String s)– Returns a Double object holding the double…
This post shows how to generate PDF from XML in Java using Apache FOP. Apache FOP Apache™ FOP (Formatting Objects Processor) is a print formatter driven by XSL formatting objects (XSL-FO) and an output independent formatter. It is a Java application that reads a formatting object (FO) tree and renders…
This post shows how you can convert String to a byte array (Byte[]) in Java. Options for converting String to byte array in Java String class in Java has a getBytes() method to encode String into a sequence of bytes. This method has two overloaded variants too where you can…
This post shows how you can write a Java program to convert numbers to words. For example– If you enter number 123 output should be One hundred twenty three in words . In the post conversion of number to words is done for both international system and Indian system. Java…
This post shows several ways to convert int to String in Java. Convert using Integer.toString() method Wrapper class Integer has a toString() method that returns a String object representing the passed integer. Using this method you can convert int to String in Java. Example code Output Convert using String.valueOf() method…
This post shows different ways to convert file to byte array in Java. You can use read(byte[] b) method of FileInputStream class which reads up to b.length bytes of data from this input stream into byte array. Java 7 onward you can use Files.readAllBytes() method which reads all the bytes…
In the post How to Write to a File in Java examples are already given to write to a file in Java but the examples shown there would create a new file or overwrite existing file when writing. Sometimes you may need to append to an existing file rather than…