exhesham

public int findUnsortedSubarray(int[] A) {
    int n = A.length, beg = -1, end = -2, min = A[n-1], max = A[0];
    for (int i=1;i<n;i++) {
      max = Math.max(max, A[i]);
      min = Math.min(min, A[n-1-i]);
      if (A[i] < max) end = i;
      if (A[n-1-i] > min) beg = n-1-i; 
    }
    return end - beg + 1;
}

exhesham

public int lengthOfLongestSubstring(String s) {
    HashMap<Character,Integer> set = new HashMap<>();
    int max = 0;int j=0;
    for(int i=0;i<s.length();i++){
        char c = s.charAt(i);
        if(set.containsKey(c)){
            // as we dont delete history, we dont
            // want to jump back to index in a substring that is dead
            j = Math.max(j, set.get(c)+1); 
        }

exhesham

function lock(boolean *lock) { 
       while (test_and_set(lock) == 1); 
}

exhesham

int add_no_arithm(int a, int b) {
    if (b == 0) return a;
    int sum = a ^ b; // add without carrying
    int carry = (a & b) << 1; // carry, but don’t add
    return add_no_arithm(sum, carry); // recurse
}

exhesham

Predicate<Person> isAnAdult = person -> person.getAge() >= 18;
List<Person> people = getAllPeople();
Integer nrOfAdults = people.stream() .filter(isAnAdult).count();

exhesham

Function<String, Predicate<Ticket>> ticketFor = event -> ticket -> event.equals(ticket.getName());
List<Ticket> tickets = getAllTickets();
Integer soldTicketsForCoolEvent = tickets.stream()
  .filter(ticketFor.apply("CoolEvent")).count();

exhesham

- kind: ReplicationController
  apiVersion: v1
  metadata:
    name: bad-frontend
    labels:
      name: bad-frontend
  spec:
    replicas: 1
    selector:
      name: bad-frontend

exhesham

<ScrollView
    android:layout_width="match_parent"
    android:layout_height="wrap_content">

    <TextView
        android:id="@+id/tv_weather_data"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:padding="16dp"
        android:textSize="20sp" />

exhesham

  /* 
 * Iterate through the array and append the Strings to the TextView. The reason why we add 
 * the "\n\n\n" after the String is to give visual separation between each String in the 
 * TextView. Later, we'll learn about a better way to display lists of data. 
 */ 
for (String toyName : toyNames) { 
    mToysListTextView.append(toyName + "\n\n\n"); 
} 

exhesham

public class MainActivity extends AppCompatActivity { 
    @Override 
    protected void onCreate(Bundle savedInstanceState) { 
       super.onCreate(savedInstanceState); 
       setContentView(R.layout.activity_main); 
       // other code to setup the activity 
    } 
    // other code 
}