
## gedit

- `Ctrl-;`: Open emoji window.
- `F9`: Toggle side panel.

## VSCode

[Keyboard shortcuts for Linux](https://code.visualstudio.com/shortcuts/keyboard-shortcuts-linux.pdf)

| Shortcut            | Action                          |
| ------------------- | ------------------------------- |
| `Ctrl-Shift-p`      | Open Command Palette.           |
| `Ctrl-,`            | Open user settings.             |
| `Ctrl-b`            | Toggle Explorer.                |
| `Ctrl-Shift-d`      | Open Run and debug.             |
| `Ctrl-j`            | Toggle built-in terminal.       |
| `Ctrl-p`            | Open a file.                    |
| `Ctrl-Tab`          | Tab through open files.         |
| `Ctrl-\`            | Move file to split windows.     |
| `Ctrl-f`            | Search/Replace in file.         |
| `Ctrl-Shift-f`      | Open Global Search.             |
| `Ctrl-/`            | Toggle comment.                 |
| `Shift-Alt-Up/Down` | Duplicate line.                 |
| `Ctrl-Click`        | Multiple cursors.               |
| `Ctrl-d`            | Select word under the cursor.   |
| `Ctrl-Shift-l`      | Select all instances of a word. |
| `Ctrl-Click`        | Jump to function definition.    |
| `Ctrl-k z`          | Zen Mode.                       |

## Sublime Text

To enable Vim mode, go to user settings (**Settings** > **Preferences**) and remove `Vintage` from `ignored_packages` array.


Text editors and IDEs

[Top]

gedit

VSCode

Sublime Text


## dwm

- Desktop entry for dwm so that it shows up as an option in GDM login screen on Ubuntu:

  ```shell
  # /usr/share/xsessions/dwm.desktop
  [Desktop Entry]
  Encoding=UTF-8
  Name=dwm
  Comment=dynamic window manager
  Exec=dwm
  Icon=dwm
  Type=XSession
  ```

## i3

- Enable "Tap to click" on a laptop [[\*](https://cravencode.com/post/essentials/enable-tap-to-click-in-i3wm/)]

  ```shell
  # /etc/X11/xorg.conf.d/90-touchpad.conf
  Section "InputClass"
        Identifier "touchpad"
        MatchIsTouchpad "on"
        Driver "libinput"
        Option "Tapping" "on"
  EndSection
  ```


Window managers


## Firefox

- To set Firefox Developer Edition as `sensible-browser` on Linux:

  First, add Firefox Developer Edition to `update-alternatives`:

  ```shell
  sudo update-alternatives --install /usr/bin/x-www-browser x-www-browser /opt/firefox_dev/firefox/firefox 200
  ```

  (Assuming the executable path `/opt/firefox_dev/firefox/firefox`)

  Then, set it as `sensible-browser`:

  ```shell
  sudo update-alternatives --config x-www-browser
  ```

### `about:config` settings

| Option                                  | Change        | Notes                   |
|-----------------------------------------|---------------|-------------------------|
| `geo.enabled`                           | true -> false |                         |
| `extensions.pocket.enabled`             | true -> false |                         |
| `browser.bookmarks.openInTabClosesMenu` | true -> false |                         |
| `browser.bookmarks.showMobileBookmarks` | true -> false |                         |
| `browser.bookmarks.autoExportHTML`      | false -> true |                         |
| `browser.tabs.loadBookmarksInTabs`      | false -> true |                         |
| `browser.tabs.closeTabByDblclick`       | false -> true |                         |
| `browser.tabs.closeWindowWithLastTab`   | true -> false |                         |
| `browser.privatebrowsing.autostart`     | false -> true |                         |
| `pdfjs.ignoreDestinationZoom`           | false -> true |                         |
| `pdfjs.spreadModeOnLoad`                | -1 -> 2       | Even spreads by default |
| `pdfjs.sidebarViewOnLoad`               | -1 -> 2       | Open TOC by default     |
| `sidebar.verticalTabs`                  | false -> true |                         |

### userChrome.css

```css
/* Show URL row when saving bookmarks */
.editBMPanel_locationRow[hidden] {
  display: unset !important;
}
```

### Useful shortcuts

[Firefox keyboard shortcuts](https://support.mozilla.org/en-US/kb/keyboard-shortcuts-perform-firefox-tasks-quickly)

| Shortcut                   | Action                                          |
| -------------------------- | ----------------------------------------------- |
| `Home`                     | Move to the top of the page. (See also: Vimium) |
| `Ctrl-l`                   | Highlight the url bar.                          |
| `Ctrl-Shift-o`             | Open bookmark manager.                          |
| `Ctrl-Shift-b`             | Toggle bookmarks toolbar.                       |
| `Ctrl-b`                   | Toggle bookmarks sidebar.                       |
| `Ctrl-Shift-d`             | Bookmark all open tabs in a folder.             |
| `Ctrl-Shift-a`             | Open addons manager.                            |
| `Ctrl-Shift-Del`           | Clear recent history.                           |
| `Ctrl-Shift-r` / `Ctrl-F5` | Reload the tab and clear the cache.             |
| `Ctrl-Shift-t`             | Undo close tab.                                 |


Shortcut	Action
`Ctrl-Shift-p`	Open Command Palette.
`Ctrl-,`	Open user settings.
`Ctrl-b`	Toggle Explorer.
`Ctrl-Shift-d`	Open Run and debug.
`Ctrl-j`	Toggle built-in terminal.
`Ctrl-p`	Open a file.
`Ctrl-Tab`	Tab through open files.
`Ctrl-\`	Move file to split windows.
`Ctrl-f`	Search/Replace in file.
`Ctrl-Shift-f`	Open Global Search.
`Ctrl-/`	Toggle comment.
`Shift-Alt-Up/Down`	Duplicate line.
`Ctrl-Click`	Multiple cursors.
`Ctrl-d`	Select word under the cursor.
`Ctrl-Shift-l`	Select all instances of a word.
`Ctrl-Click`	Jump to function definition.
`Ctrl-k z`	Zen Mode.