Can I cache getClass.hashCode()?...

Efficiently taking the absolute value of an integer vector in C...

When is optimisation premature?...

Is it a good practice to instantiate a HashSet from an IEnumerable before using Contains()?...

Does wrapping lock into scope change when lock will be released?...

Should I minimize the usage of db_session in Pony ORM? What is the purpose of db_session?...

Is there an example where using React.memo/PureComponent has worse performance than not using it?...

ColdFusion: More efficient structKeyExists() instead of isDefined()...

x > -1 vs x >= 0, is there a performance difference...

Which "if" construct is faster - statement or ternary operator?...

Impact of Java streams from GC perspective or handling short-lived objects by the GC...

Why swap doesn't use Xor operation in C++...

Why don't people use xor swaps?...

C++: Performance impact of if inside loops...

What is the Cost of Calling array.length...

How to optimize a statement of the form "if (A == B) { ...} else if (A < B) {...} else { ......

perl string catenation and substitution in a single line?...

Why would this Lua optimization hack improve performance?...

How to write more efficient code...

Take(10) vs TOP 10 With SqlDataReader?...

Am I understanding premature optimization correctly?...

Possible redundant object creation with Optional#ofNullable?...

Is ++i really faster than i++ in for-loops in java?...

In C++, which is better i>-1 or i>=0...

Is it premature optimization to develop on slow machines?...

Fragmentation in SQLite used in a round-robin fashion without VACUUM...

SQLite vacuuming / fragmentation and performance degradation...

Calling a method n times: should I use a converted for-each loop or a traditional for loop?...

Getting value from object vs getting value from global value...

Additional 'if checks' if the value is already set up - what is faster, what uses more resou...