Here is a more updated info, there is a configuration to associate a file extension to a checker, in your .vimrc let g:syntastic_javascript_checkers = [‘jshint’] Also to get info about what’s going on run this command in vim :SyntasticInfo And you’ll get an output similar to this: Syntastic info for filetype: javascript Available checkers: gjslint … Read more
Easiest solution: Add this to you .vimrc let g:syntastic_python_python_exec=”python3″ let g:syntastic_python_checkers = [‘python’] This is the straightforward solution to switch to python3.
Turns out the C++ linter (syntax checker) of syntastic has many options that can be set on your .vimrc (unfortunate, I wish it was project specific, like the .clang_complete solution). To enable c++11 standards and use the libc++ library with clang (which is what my project is using) I added the following lines to my … Read more
Using :SyntasticToggleMode you can toggle Syntastic into passive mode, which will disable auto-checking. You can then check a file by running :SyntasticCheck instead. For more, see :help syntastic-commands On another note: if Syntastic is slow for you consider trying ale as an alternative. Unlike Syntastic it runs asynchronously, so even if it’s slow it shouldn’t … Read more