8 posts · page 1 of 1
Master Python's collections module with defaultdict, Counter, deque, namedtuple, and OrderedDict through practical, real-world examples.
Pick the right Java collection by performance and semantics. ArrayList vs LinkedList, HashMap vs TreeMap, immutability, and iteration without surprises.
A hands-on tour of Rust's core collections — Vec, HashMap, and HashSet — with common operations, iteration patterns, and ownership gotchas.
A practical guide to Go's two everyday collections — slices and maps. Covers arrays vs slices, make and append, len and cap, the shared-backing-array gotcha, and the comma-ok idiom.
A complete beginner's guide to Python dictionaries — creation, access, mutation, iteration, the essential methods, and the patterns that appear in nearly every real Python program.
A complete beginner's guide to Python lists — creation, indexing, slicing, mutation, the essential methods, iteration patterns, and a first look at list comprehensions.
Learn how Python sets store unique values, the operations they support — union, intersection, difference — and when to choose a set over a list or dictionary.
A practical guide to Python tuples — creation, the single-element gotcha, packing and unpacking, methods, and when to choose a tuple over a list.