Git tips, how to generate patch and apply it

we have one version , for demo. just called file.txt with version1 as the content.

after we change it to version 2 , we can run git diff  and redirect output to a patchfile.

by default, diff put  a/b as the prefix.

then we reset the workspace and try to apply the patch

for some version, you might put patch –p1 to apply the patch , basically means ignore the a/b prefix.

for the generation, we can put –-no-prefix to remove the prefix

 

for binary file, we can put –-binary option to generate the patch.

and use git apply –binary to apply the patach.

to tell the diff difference summary you can put the –-stat option.

there might be several commits after the last update, you can use format patch to generate one by one if you like

 

to apply stacks patch