I wrote two pieces of code, almost exactly the same, but one runs much faster than the other (Java)
1889
How do I write a correct micro-benchmark in Java?
92032
What's the difference between Thread start() and Runnable run()
66761
Is it costly to do array.length or list.count in a loop
131222
Is there a Java library that can "diff" two Objects?
64995
The speed of Sum[] varies strangely
24161
Running Thread by calling start() and run(), what is the difference?
156253
Why is a method not identical to itself?
47786
I took this code straight out of 'Java all in one for Dummies' ....why doesn't it work?
36183
Runtime vs. Compile time
157850
Python: Why is threaded function slower than non thread
32886
What is the difference between != and =! in Java?
83735
What is the memory overhead of a Java method?
5637
Why is Python's "sorted()" slower than "copy, then .sort()"
42137
Which one will execute faster, if (flag==0) or if (0==flag)?
112818
Is StringBuilder really faster than Aggreggate?
26632
Why am I getting objects printed twice?
95720
Is there a performance difference between a for loop and a for-each loop?