Simple Steps to Boost your appliction by 05 - 20%
- echo is faster than print and use echo's for multiple parameters
- Unset your large variables to free memory
- use swtich case instead of if-else
- Don't use @ because Error suppression with @ is very slow.
- Turn on apache mod_deflate, mod_gzip which is available as an Apache module, compresses your data on the fly. It will boost your appliction and can reduce the data to transfer up to 80%
- Incrementing/Decrementing a global variable is 2 times slower than a local variable
- Incrementing/Decrementing an undefined local variable is 8 times slower than a initialized one.
- use require instead of require_once
- comment un-necessary code and remove the commented code
- Avoid count(*) on entire tables, it can lock the entire table.
- Use GROUP BY instead of DISTINCT when appropriate.
- Use INSERT ON DUPLICATE KEY or INSERT IGNORE instead of UPDATE to avoid the SELECT prior to update.
- Use Static Method, Speed improvement is by a factor of 4
- Avoid necessary loops, because it may slow your application.
