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| #!/usr/bin/env python3 | |
| from __future__ import print_function | |
| try: | |
| from ruamel import yaml | |
| except ImportError: | |
| import yaml | |
| # Map a Docker Compose "service" name to its image. |
psayre23
/ gist:c30a821239f4818b0709
Last active
March 9, 2026 09:44
Runtime Complexity of Java Collections
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| Below are the Big O performance of common functions of different Java Collections. | |
| List | Add | Remove | Get | Contains | Next | Data Structure | |
| ---------------------|------|--------|------|----------|------|--------------- | |
| ArrayList | O(1) | O(n) | O(1) | O(n) | O(1) | Array | |
| LinkedList | O(1) | O(1) | O(n) | O(n) | O(1) | Linked List | |
| CopyOnWriteArrayList | O(n) | O(n) | O(1) | O(n) | O(1) | Array | |