Anything can be used for code editing, whether it is text code or wordpad.

Code compilation depends on the development language used, and the compilation environment is different.

2) What should I pay attention to in general?

There must be historical data simulation test.

It is best to debug in a single step.

3) What software is used to write?

The mainstream is mq4 on mt4, and some platforms use java or lua, but now some use it. Net. Use the information provided by the dealer

Compilation platform, or the corresponding jdk, visual studio compiler, of course, should introduce api functions provided by traders.