1.Think completely and work and that thinking should be done at once do like this when writing also ,as little thinking causes mistakes.

2.think of each bit of how it can be improved

3.Increase patience

4.Do important work first

5.If u can't reproduce a bug normally then test thoroughly and try to repro for 2,3 times

6.As far as possible try to reproduce bugs in win1064b as most of the users in the world use win10