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Explain how to use the airline extension better

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README.md
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@ -298,14 +298,19 @@ highlight clear ALEWarningSign
### 5.iv. How can I show errors or warnings in my statusline?
[vim-airline](https://github.com/vim-airline/vim-airline) integrates with
ALE for displaying error information in the status bar. If you want to see
the status for ALE in a nice format, it is recommended to use vim-airline
with ALE.
[vim-airline](https://github.com/vim-airline/vim-airline) integrates with ALE
for displaying error information in the status bar. If you want to see the
status for ALE in a nice format, it is recommended to use vim-airline with ALE.
The airline extension can be enabled by adding the following to your vimrc:
ALE offers the ability to show some information in statuslines with no extra
plugins. ALE provides a function for getting a summary with the number of
problems detected, and you can implement your own function for your statusline.
```vim
" Set this. Airline will handle the rest.
let g:airline#extensions#ale#enabled = 1
```
If you don't want to use vim-airline, you can implement your own statusline
function without adding any other plugins. ALE provides a function for counting
the number of problems for this purpose, named `ale#statusline#Count`.
Say you want to display all errors as one figure, and all non-errors as another
figure. You can do the following: