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Category upJava

Java IO

Learn how to use common I/O operations in Java such as working with files through the list of guides below.

  • Apache Commons IO (43)
  • Java NIO (39)
  • Java InputStream (27)
  • Excel (26)
  • Java FileReader (25)
  • Java IO Basics (23)
  • Apache POI (22)
  • Java Scanner (21)
  • Guava (18)
  • Java OutputStream (17)

>> Java PrintStream to String

>> Convert an OutputStream to an InputStream

>> Storing Java Scanner Input in an Array

>> Read Multiple Inputs on the Same Line in Java

>> Difference Between FileReader and BufferedReader in Java

>> Integer.parseInt(scanner.nextLine()) and scanner.nextInt() in Java

>> Reading PDF File Using Java

>> Convert byte[] to MultipartFile in Java

>> PrintStream vs PrintWriter in Java

>> Using Watermarks with iText in Java

>> Set the Date Format Using Apache POI

>> Get Information About a PDF in Java

>> Mocking Java InputStream Object

>> Editing Existing PDF Files in Java

>> Writing a List of Strings Into a Text File

>> Differences Between Paths.get and Path.of

>> Java Scanner Taking a Character Input

>> Getting the Filename From a String Containing an Absolute File Path

>> Constructing a Relative Path From Two Absolute Paths in Java

>> How to Parse an INI File in Java

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