diff --git a/home/.config/nvim/ale.vim b/home/.config/nvim/ale.vim
index 5325264..accbe35 100644
--- a/home/.config/nvim/ale.vim
+++ b/home/.config/nvim/ale.vim
@@ -1,5 +1,16 @@
 " navigate between errors quickly
 nmap <silent> <C-k> <Plug>(ale_previous_wrap)
 nmap <silent> <C-j> <Plug>(ale_next_wrap)
-let g:ale_disable_lsp = 1
+
+
 let g:ale_use_neovim_diagnostics_api = 1
+
+
+let g:ale_fixers = {
+\   '*': ['remove_trailing_lines', 'trim_whitespace'],
+\   'rust': ['rustfmt'],
+\}
+
+let g:ale_linters = {
+\   'rust': ['analyzer', 'cspell', 'cargo'],
+\}
diff --git a/home/.config/nvim/coc.vim b/home/.config/nvim/coc.vim
index 5c6f517..0796bca 100644
--- a/home/.config/nvim/coc.vim
+++ b/home/.config/nvim/coc.vim
@@ -1,8 +1,169 @@
-inoremap <silent><expr> <cr> coc#pum#visible() ? coc#_select_confirm() : "\<C-g>u\<CR>"
-inoremap <expr> <Tab> coc#pum#visible() ? coc#pum#next(1) : "\<Tab>"
-inoremap <expr> <S-Tab> coc#pum#visible() ? coc#pum#prev(1) : "\<S-Tab>"
+let g:coc_global_extensions = ['coc-json', 'coc-git', 'coc-clangd', 'coc-cmake', 'coc-css', 'coc-floaterm', 'coc-fzf-preview', 'coc-html', 'coc-json', 'coc-lists', 'coc-lua', 'coc-pyright', 'coc-rust-analyzer', 'coc-sh', 'coc-sql', ]
 
+" navigate between errors quickly
+nmap <silent> <C-k> <Plug>(coc-diagnostic-prev)
+nmap <silent> <C-j> <Plug>(coc-diagnostic-next)
 
-"CocInstall coc-clangd coc-cmake coc-css coc-floaterm coc-fzf-preview coc-git coc-html coc-json
-"CocInstall coc-lists coc-lua coc-pyright coc-rust-analyzer coc-sh coc-snippets coc-sql
-let g:coc_global_extensions = ['coc-json', 'coc-git', 'coc-clangd', 'coc-cmake', 'coc-css', 'coc-floaterm', 'coc-fzf-preview', 'coc-html', 'coc-json', 'coc-lists', 'coc-lua', 'coc-pyright', 'coc-rust-analyzer', 'coc-sh', 'coc-snippets', 'coc-sql', ]
+" want to remove the icons in the line numbers?
+"set signcolumn=no
+
+" May need for Vim (not Neovim) since coc.nvim calculates byte offset by count
+" utf-8 byte sequence
+set encoding=utf-8
+" Some servers have issues with backup files, see #649
+set nobackup
+set nowritebackup
+
+" Having longer updatetime (default is 4000 ms = 4s) leads to noticeable
+" delays and poor user experience
+set updatetime=300
+
+" Always show the signcolumn, otherwise it would shift the text each time
+" diagnostics appear/become resolved
+set signcolumn=yes
+
+" Use tab for trigger completion with characters ahead and navigate
+" NOTE: There's always complete item selected by default, you may want to enable
+" no select by `"suggest.noselect": true` in your configuration file
+" NOTE: Use command ':verbose imap <tab>' to make sure tab is not mapped by
+" other plugin before putting this into your config
+inoremap <silent><expr> <TAB>
+      \ coc#pum#visible() ? coc#pum#next(1) :
+      \ CheckBackspace() ? "\<Tab>" :
+      \ coc#refresh()
+inoremap <expr><S-TAB> coc#pum#visible() ? coc#pum#prev(1) : "\<C-h>"
+
+" Make <CR> to accept selected completion item or notify coc.nvim to format
+" <C-g>u breaks current undo, please make your own choice
+inoremap <silent><expr> <CR> coc#pum#visible() ? coc#pum#confirm()
+                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"
+
+function! CheckBackspace() abort
+  let col = col('.') - 1
+  return !col || getline('.')[col - 1]  =~# '\s'
+endfunction
+
+" Use <c-space> to trigger completion
+if has('nvim')
+  inoremap <silent><expr> <c-space> coc#refresh()
+else
+  inoremap <silent><expr> <c-@> coc#refresh()
+endif
+
+" Use `[g` and `]g` to navigate diagnostics
+" Use `:CocDiagnostics` to get all diagnostics of current buffer in location list
+nmap <silent> [g <Plug>(coc-diagnostic-prev)
+nmap <silent> ]g <Plug>(coc-diagnostic-next)
+
+" GoTo code navigation
+nmap <silent> gd <Plug>(coc-definition)
+nmap <silent> gy <Plug>(coc-type-definition)
+nmap <silent> gi <Plug>(coc-implementation)
+nmap <silent> gr <Plug>(coc-references)
+
+" Use leader + K to show documentation in preview window
+nnoremap <silent><leader> K :call ShowDocumentation()<CR>
+
+function! ShowDocumentation()
+  if CocAction('hasProvider', 'hover')
+    call CocActionAsync('doHover')
+  else
+    call feedkeys('K', 'in')
+  endif
+endfunction
+
+" Highlight the symbol and its references when holding the cursor
+autocmd CursorHold * silent call CocActionAsync('highlight')
+
+" Symbol renaming
+nmap <leader>rn <Plug>(coc-rename)
+
+" Formatting selected code
+xmap <leader>f  <Plug>(coc-format-selected)
+nmap <leader>f  <Plug>(coc-format-selected)
+
+augroup mygroup
+  autocmd!
+  " Setup formatexpr specified filetype(s)
+  autocmd FileType typescript,json setl formatexpr=CocAction('formatSelected')
+  " Update signature help on jump placeholder
+  autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
+augroup end
+
+" Applying code actions to the selected code block
+" Example: `<leader>aap` for current paragraph
+xmap <leader>a  <Plug>(coc-codeaction-selected)
+nmap <leader>a  <Plug>(coc-codeaction-selected)
+
+" Remap keys for applying code actions at the cursor position
+nmap <leader>ac  <Plug>(coc-codeaction-cursor)
+" Remap keys for apply code actions affect whole buffer
+nmap <leader>as  <Plug>(coc-codeaction-source)
+" Apply the most preferred quickfix action to fix diagnostic on the current line
+nmap <leader>qf  <Plug>(coc-fix-current)
+
+" Remap keys for applying refactor code actions
+nmap <silent> <leader>re <Plug>(coc-codeaction-refactor)
+xmap <silent> <leader>r  <Plug>(coc-codeaction-refactor-selected)
+nmap <silent> <leader>r  <Plug>(coc-codeaction-refactor-selected)
+
+" Run the Code Lens action on the current line
+nmap <leader>cl  <Plug>(coc-codelens-action)
+
+" Map function and class text objects
+" NOTE: Requires 'textDocument.documentSymbol' support from the language server
+xmap if <Plug>(coc-funcobj-i)
+omap if <Plug>(coc-funcobj-i)
+xmap af <Plug>(coc-funcobj-a)
+omap af <Plug>(coc-funcobj-a)
+xmap ic <Plug>(coc-classobj-i)
+omap ic <Plug>(coc-classobj-i)
+xmap ac <Plug>(coc-classobj-a)
+omap ac <Plug>(coc-classobj-a)
+
+" Remap <C-f> and <C-b> to scroll float windows/popups
+if has('nvim-0.4.0') || has('patch-8.2.0750')
+  nnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
+  nnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
+  inoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(1)\<cr>" : "\<Right>"
+  inoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(0)\<cr>" : "\<Left>"
+  vnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
+  vnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
+endif
+
+" Use CTRL-S for selections ranges
+" Requires 'textDocument/selectionRange' support of language server
+nmap <silent> <C-s> <Plug>(coc-range-select)
+xmap <silent> <C-s> <Plug>(coc-range-select)
+
+" Add `:Format` command to format current buffer
+command! -nargs=0 Format :call CocActionAsync('format')
+
+" Add `:Fold` command to fold current buffer
+command! -nargs=? Fold :call     CocAction('fold', <f-args>)
+
+" Add `:OR` command for organize imports of the current buffer
+command! -nargs=0 OR   :call     CocActionAsync('runCommand', 'editor.action.organizeImport')
+
+" Add (Neo)Vim's native statusline support
+" NOTE: Please see `:h coc-status` for integrations with external plugins that
+" provide custom statusline: lightline.vim, vim-airline
+"set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}
+
+" Mappings for CoCList
+" Show all diagnostics
+nnoremap <silent><nowait> <space>CA  :<C-u>CocList diagnostics<cr>
+" Manage extensions
+nnoremap <silent><nowait> <space>CE  :<C-u>CocList extensions<cr>
+" Show commands
+nnoremap <silent><nowait> <space>CC  :<C-u>CocList commands<cr>
+" Find symbol of current document
+nnoremap <silent><nowait> <space>CO  :<C-u>CocList outline<cr>
+" Search workspace symbols
+nnoremap <silent><nowait> <space>CS  :<C-u>CocList -I symbols<cr>
+" Do default action for next item
+nnoremap <silent><nowait> <space>CJ  :<C-u>CocNext<CR>
+" Do default action for previous item
+nnoremap <silent><nowait> <space>CK  :<C-u>CocPrev<CR>
+" Resume latest coc list
+nnoremap <silent><nowait> <space>CP  :<C-u>CocListResume<CR>
diff --git a/home/.config/nvim/common.vim b/home/.config/nvim/common.vim
index 4f78669..3f92e5b 100644
--- a/home/.config/nvim/common.vim
+++ b/home/.config/nvim/common.vim
@@ -91,8 +91,8 @@ map <Leader>" :vsplit<CR>
 map <Leader>% :split<CR>
 
 " resize windows
-nnoremap <C-Left> :vertical resize -1<CR>
-nnoremap <C-Right> :vertical resize +1<CR>
+nnoremap <C-Left> :vertical resize +1<CR>
+nnoremap <C-Right> :vertical resize -1<CR>
 nnoremap <C-Up> :resize -1<CR>
 nnoremap <C-Down> :resize +1<CR>
 
diff --git a/home/.config/nvim/main.vim b/home/.config/nvim/main.vim
index 0e17e50..9066744 100644
--- a/home/.config/nvim/main.vim
+++ b/home/.config/nvim/main.vim
@@ -35,7 +35,7 @@ runtime nvim-table-mode.vim
 runtime tagbar.vim
 
 " load ALE (another language server or something that works with COC)
-runtime ale.vim
+"runtime ale.vim
 
 " no default mappings for vim smoothie (fancy scrolling)
 let g:smoothie_no_default_mappings = 1
diff --git a/home/.config/nvim/plugs.vim b/home/.config/nvim/plugs.vim
index f279b71..2f6eac4 100644
--- a/home/.config/nvim/plugs.vim
+++ b/home/.config/nvim/plugs.vim
@@ -22,6 +22,6 @@ Plug 'nvim-tree/nvim-tree.lua'
 Plug 'nvim-tree/nvim-web-devicons'
 Plug 'rust-lang/rust.vim'
 Plug 'preservim/tagbar'
-Plug 'dense-analysis/ale'
+"Plug 'dense-analysis/ale'
 
 call plug#end()