Your Apps performance is a crucial element of the user experience. Try to avoid bad performing patterns like doing work on the UI thread and learn how to write fast and responsive apps.
Keeping your code clean and organized while developing a large Rails application can be quite a challenge, even for an experienced developer. Fortunately, there is a whole category of gems that make this job much easier.
Excel-VBA Optimization refers also to coding better error handling by documentation and additional details. This is shown here.
The GNU compiler offers various levels of optimizations for the compilation process. These optimizations are used to improve the code performance and/or code size. Compiling a code with optimizations on, typically takes longer to complete.
This command tells you what optimizations are available on your system : $gcc -Q --help=optimizations
Here is a detailed documentation of options to control optimizations: