[Java] Google製Stopwatchが便利 - QiitaJavaでプログラムの実行時間を表示したいときにguavaライブラリのStopwatchが便利だという話。 実行時間の表示単位(μs, ms, s, etc.)を自動的に判断して表示してくれる。 コード import com.google.common.base.Stopwatch; /** * GuavaのStapwatchのデモ */ public class StopwatchDemo { public static void main(String[] args) throws InterruptedException { Stopwatch sw = Stopwatch.createUnstarted(); long[] millis = {0, 0, 0, 1, 10, 100, 1000, 10000}; int[] nanos = {10, 100, 1000, 0, 0,
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中島聡さんのAndroid批判をめぐるやり取り
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