GitHub - williame/TimeMillis: Very fast Java library for working with timestamps as longs (as returned by System.currentTimeMillis())
![Programming for beginners: Java: Convert the current time to HOURS:MINUTES:SECONDS:MILLISECONDS format Programming for beginners: Java: Convert the current time to HOURS:MINUTES:SECONDS:MILLISECONDS format](https://2.bp.blogspot.com/-FIzYk5pfsLs/W0y8E6Xnf4I/AAAAAAAAKdY/5cJ4lSHxrxY-7LtPKpEXyFAC0TdkE7urgCLcBGAs/s1600/java%2Bconvert%2Btime.png)
Programming for beginners: Java: Convert the current time to HOURS:MINUTES:SECONDS:MILLISECONDS format
![14.13 How to use CurrentTimeMillis of System Class to calculate execution time in Java Tutorial - YouTube 14.13 How to use CurrentTimeMillis of System Class to calculate execution time in Java Tutorial - YouTube](https://i.ytimg.com/vi/7KThZb9G7II/maxresdefault.jpg)
14.13 How to use CurrentTimeMillis of System Class to calculate execution time in Java Tutorial - YouTube
![Programming for beginners: Java: Convert the current time to HOURS:MINUTES:SECONDS:MILLISECONDS format Programming for beginners: Java: Convert the current time to HOURS:MINUTES:SECONDS:MILLISECONDS format](https://2.bp.blogspot.com/-FIzYk5pfsLs/W0y8E6Xnf4I/AAAAAAAAKdY/5cJ4lSHxrxY-7LtPKpEXyFAC0TdkE7urgCLcBGAs/w1200-h630-p-k-no-nu/java%2Bconvert%2Btime.png)
Programming for beginners: Java: Convert the current time to HOURS:MINUTES:SECONDS:MILLISECONDS format
![SOLVED: In Java (Execution time for sorting) Write a program that obtains the execution time of the Java.sort method for input sizes of 50,000, 100,000, 150,000, 200,000, 250,000, and 300,000. Your program SOLVED: In Java (Execution time for sorting) Write a program that obtains the execution time of the Java.sort method for input sizes of 50,000, 100,000, 150,000, 200,000, 250,000, and 300,000. Your program](https://cdn.numerade.com/ask_images/f51527de29294085b34b0854fe1433cc.jpg)
SOLVED: In Java (Execution time for sorting) Write a program that obtains the execution time of the Java.sort method for input sizes of 50,000, 100,000, 150,000, 200,000, 250,000, and 300,000. Your program
![code smell] System.currentTimeMillis() is a static method ,wrap it as a class method is inconvenient. · Issue #5720 · apache/rocketmq · GitHub code smell] System.currentTimeMillis() is a static method ,wrap it as a class method is inconvenient. · Issue #5720 · apache/rocketmq · GitHub](https://user-images.githubusercontent.com/105986/208232077-3b2e11a6-2794-4ba6-9c29-b612036067aa.png)