The String class provides a method equals() to compare string values. The double equal sign == only compares the references, not the values. Here “a” and “b” are pointing to two different String objects. The equals() method will check the…
The String class provides a method equals() to compare string values. The double equal sign == only compares the references, not the values. Here “a” and “b” are pointing to two different String objects. The equals() method will check the…
Convert a String to an Array of Characters The String.toCharArray() method converts a string to a new character array. The following code gets an array of Character objects, instead of a character array. Convert an Array of Characters to a…
Google Maps API provides Marker and InfoWindow to build interactive maps. This demo shows how to build a map with multiple markers with one infowindow. In the HTML page, add a div holding the map. In JavaScript, we first have…
What is Computation There are two types of knowledge: declarative and imperative. Declarative knowledge (or descriptive knowledge) is mainly expressed as statements of facts. For example, the following statement defines the term “maximum”: The maximum of a collection of numbers…