Linux

Workspaces and Gnome Extensions

• Use gnome-tweak-tool for defining static workspaces and see gnome shell extensions
• Use Workspace Grid extension for arrange in Grid
• Use topicon extension to remove strange sidebards and put icons on top bar
• Use frippery bottom panel to have the bottom panel
• Use Launch new instance to not group windows
• Alternate Tab
• Applications Menu
• system-monitor

Remove Side Bar

open dconf editor (install dconf editor : Sudo apt install dconf-tools) now navigate : org->gnome->shell->extensions->dash-to-dock find dock-fixed and change to false

if you have problem again navigate : org->gnome->shell->extensions->dash-to-dock: Change to false intelihide and autohide .

You can also do it in shell

gsettings set org.gnome.shell.extensions.dash-to-dock autohide false
gsettings set org.gnome.shell.extensions.dash-to-dock dock-fixed false
gsettings set org.gnome.shell.extensions.dash-to-dock intellihide false

Vim

Installation and customization

• Install vim

apt-get install vim

• Download from: vimrc and copy it to /etc/vim/vimrc
• Install git

apt-get install git

• Clone the following git for Bundle instala

git clone https://github.com/gmarik/vundle.git ~/.vim/bundle/vundle

• run vim and type:

:PluginInstall

Vim mouse problems in Debian 9

Create ~./vim/vimrc with

set mouse -=a

Vim commands shortcuts

Here is a list of the most commonly used shortcuts in vim:

Normal mode:

• undo: u
• redo: Ctrl+r
• copy line: yy
• cut line: dd
• paste: p
• indent: ==
• Go to beginning of file: gg
• Go to end of line: G
• Compress functions: Space
• Load the same file on a new tab: :vsplit
• Load a different file on a new tab: :vsplit <FILE>
• Switch between tabs: Ctrl+w (twice)
• Save: :w
• Save and quit: :wq
• Quit without changes: :q!
• Show directory files: Ctrl+a

Insertion mode:

• Insert before cursor: i
• Insert after cursor: a
• Insert at the begining of the line: I
• Insert at the end of the line: A
• Insert on a new line bellow cursor: o

Visual mode:

• Enter visual mode: Shift+v and select with arrows the number of lines
• Exit visual mode: Esc
• copy: y
• cut: d
• paste: p
• indent: =

For further information you may refer to: https://www.fprintf.net/vimCheatSheet.html

Multiplatform

• dpkg --add-architecture i386
• apt-get update

Acroread

• Download acroread from acroread
• Untar acroread.tgz

  tar -xvzf acroread.tgz
  

• Install acroread

dpkg -i AdbeRdr9.5.5-1_i386linux_enu.deb

• apt-get install libxml2:i386
• apt-get install gtk2-engines-murrine:i386 libcanberra-gtk-module:i386 libatk-adaptor:i386 libgail-common:i386
• apt-get install gtk2-engines-pixbuf:i386
• apt-get install ttf-mscorefonts-installer
• apt-get install libgdk-pixbuf-xlib-2.0-0:i386

Monitor vertical sync off

export vblank_mode=0

Mount ISO

• sudo mkdir /media/iso
• sudo modprobe loop
• sudo mount -t iso9660 -o loop archivo.iso /media/iso

Su on Ubuntu

sudo passwd root

Now you have su

Mouse and keyboard missing in Ubutuntu 20.04

apt-get install -y xserver-xorg-input-all

Convert issues with EPS and PDF

Go into

/etc/ImageMagick-6/policy.xml

Find

<policy domain="coder" rights="none" pattern="EPS" />

Change it by:

<policy domain="coder" rights="read|write" pattern="EPS" />