Update cheatsheets

tldr/gvim

@@ -0,0 +1,18 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# gvim
+
+> A Graphical User Interface version of Vim (Vi IMproved), a command-line text editor.
+> See also: `vimdiff`, `vimtutor`, `nvim`, `vim`.
+> More information: <https://www.vim.org>.
+
+- Open `gvim`:
+
+`gvim`
+
+- Open a specific file:
+
+`gvim {{path/to/file}}`

tldr/usleep

@@ -0,0 +1,19 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# usleep
+
+> Delay execution for a specific interval in microseconds.
+> Largely deprecated in favor of `nanosleep`.
+> See also: `sleep`, `nanosleep`.
+> More information: <https://manned.org/usleep.1>.
+
+- Delay in microseconds:
+
+`usleep {{microseconds}}`
+
+- Execute a specific command after a 500,000 microseconds delay:
+
+`usleep 500000 && {{command}}`

tldr/vim

@@ -7,7 +7,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 > Vim (Vi IMproved), a command-line text editor, provides several modes for different kinds of text manipulation.
 > Pressing `<i>` in normal mode enters insert mode. Pressing `<Esc>` goes back to normal mode, which enables the use of Vim commands.
-> See also: `vimdiff`, `vimtutor`, `nvim`.
+> See also: `vimdiff`, `vimtutor`, `nvim`, `gvim`.
 > More information: <https://www.vim.org>.
 
 - Open a file: