How to speed up the Angular build process

Question

After making some changes in my TypeScript files, each build takes over 20 minutes. I run this command: ng build --output-path=..\\..\\static\\angularjs.

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Answer 1

My app took 28secs to build, but I've reduced the time to 9secs. Usings this flag

ng build --source-map=false

you can see the difference in time comparing the time:

ng build --stats-json 

ng build --stats-json --source-map=false

source map is intended only for debugging, Hope it helps