Java get current milliseconds

• 0 vote259 views1 answer

  Java.lang.nullpointerexception: attempt to invoke virtual method 'long java.lang.long.longvalue()' on a null object reference

  Java
• 34 votes270 views6 answers

  Java declare array

  Java
• 0 vote313 views1 answer

  Java read directory

  Java
• 0 vote284 views2 answers

  How apache shiro remember me works

  Java
• 0 vote294 views1 answer

  Error in .jcall("RJavaTools", "Ljava/lang/Object;", "invokeMethod", cl, : java.util.zip.ZipException: invalid code -- missing end-of-block

  Java
• 4 votes262 views1 answer

  Java remove from arraylist while iterating

  Java
• 0 vote331 views1 answer

  Cannot write data document seems to have been closed already in java

  Java
• 1 vote310 views1 answer

  Add text to jlable

  Java
• 0 vote299 views1 answer

  How to extract image from server url and store it in a folder in java

  Java
• 25 votes274 views3 answers

  Java get last char of string

  Java