Python Dictionary Operations and Examples
data = { "John": {"chinese": 77, "math": 66, "english": 33}, "Jay": {"chinese": 88, "math": 86, "english": 55}, "JJ": {"chinese": 99, "math": 96, "english": 66} } score = data[&quo...
Common String Operations in Java
1. Creating Strings // Direct initialization String str1 = "def"; // Using the constructor String str2 = new String("def"); 2. Comparing Strings: '==', 'equals', 'equalsIgnoreCase' (1) '==': // Compares memory addresses for reference types // String literals are stored in a pool,...