Java Array Searching [closed]

You could stream the array, and filter using String::contains. String[] words = {“bad”, “bat”,”hat”}; String filter = “at”; List<String> list = Stream.of(words) .filter(word -> word.contains(filter)) .collect(Collectors.toList()); System.out.println(list);

What is the code in android studio [closed]

if you use SOAP do sth like this : String namespace = “” ; String soapAction = “”; String methodName = “MyMethod”; String url = “” ; // my local or valid ip for webservice location SoapObject request = new SoapObject(namespace, methodName); // your webservice argument String username = “your username”; PropertyInfo usernameProp = new … Read more

Is Java "pass-by-reference" or "pass-by-value"?

Java is always pass-by-value. Unfortunately, when we deal with objects we are really dealing with object-handles called references which are passed-by-value as well. This terminology and semantics easily confuse many beginners. It goes like this: public static void main(String[] args) { Dog aDog = new Dog(“Max”); Dog oldDog = aDog; // we pass the object … Read more

How do I compare strings in Java?

== tests for reference equality (whether they are the same object). .equals() tests for value equality (whether they are logically “equal”). Objects.equals() checks for null before calling .equals() so you don’t have to (available as of JDK7, also available in Guava). Consequently, if you want to test whether two strings have the same value you … Read more