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/** | |
* Simple userland CPU profiler using v8-profiler | |
* Usage: require('[path_to]/CpuProfiler').init('datadir') | |
* | |
* @module CpuProfiler | |
* @type {exports} | |
*/ | |
var fs = require('fs'); | |
// v8-profiler-node8 is Based on v8-profiler-node8@5.7.0, Solved the v8-profiler segment fault error in node-v8.x. |
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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 |