Execution time in for loop is very slow
37874
Most efficient way to concatenate strings?
87752
JavaScript: document.getElementById slow performance?
20449
Is there a way to access an iteration-counter in Java's for-each loop?
129660
Why is array.push sometimes faster than array[n] = value?
47701
Why is string concatenation faster than array join?
148476
Prepared statements with many parameters is slow
54546
How does the enhanced for statement work for arrays, and how to get an iterator for an array?
57225
How to make my iterated function calculate more quickly?
64995
The speed of Sum[] varies strangely
133282
Why is the loop instruction slow? Couldn't Intel have implemented it efficiently?
7465
Is it possible to implement a Python for range loop without an iterator variable?
97046
How can I make a for-loop loop through lines instead of characters in a variable?
45951
What exactly is execution time limit of 10 minutes?
155081
Why are my recursive functions running so slowly? And how do I fix them?
132573
Is "for(;;)" faster than "while (TRUE)"? If not, why do people use it?
72581
Why most JavaScript native functions are slower than their naive implementations?
87450
Measuring code execution time