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Shell Utills and not only


Arch


                  -`
                 .o+`
                `ooo/
               `+oooo:
              `+oooooo:
              -+oooooo+:
            `/:-:++oooo+:
           `/++++/+++++++:
          `/++++++++++++++:
         `/+++ooooooooooooo/`
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       .oossssso-````/ossssss+`
      -osssssso.      :ssssssso.
     :osssssss/        osssso+++.
    /ossssssss/        +ssssooo/-
   `/ossssso+/:-        -:/+osssso+-
  `+sso+:-`                 `.-/+oso:
 `++:.                           `-/+/
.`                                 `

➕Package install


    $ sudo pacman -S package_name

✔️ System update


    $ sudo pacman -Syu

✖️ Remove package


    $ sudo pacman -R package_name

📋 List installed packages sorted by size


    $pacman -Qi | awk -F: '$1~/^Name / { name=$2 } $1~/^Installed Size / { gsub(/ /, ""); size=$2; print size, name }' | sort -hr | column -t | less

Debian


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              `""""

➕App install


    $ sudo apt install app_name

✖️ App remove


    $ sudo apt remove app_name

✔️ System update


    $ sudo apt update && sudo apt upgrade -y

Redhat


           .MMM..:MMMMMMM
          MMMMMMMMMMMMMMMMMM
          MMMMMMMMMMMMMMMMMMMM.
         MMMMMMMMMMMMMMMMMMMMMM
        ,MMMMMMMMMMMMMMMMMMMMMM:
        MMMMMMMMMMMMMMMMMMMMMMMM
  .MMMM'  MMMMMMMMMMMMMMMMMMMMMM
 MMMMMM    \`MMMMMMMMMMMMMMMMMMMM.
MMMMMMMM      MMMMMMMMMMMMMMMMMM .
MMMMMMMMM.       \`MMMMMMMMMMMMM' MM.
MMMMMMMMMMM.                     MMMM
\`MMMMMMMMMMMMM.                 ,MMMMM.
 \`MMMMMMMMMMMMMMMMM.          ,MMMMMMMM.
    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
      MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM:
         MMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
            \`MMMMMMMMMMMMMMMMMMMMMMMM:
                \`\`MMMMMMMMMMMMMMMMM'

➕App install


    $ sudo yum/dnf install app_name

✖️ App remove


    $ sudo yum/dnf remove app_name

✔️ System update


    $ sudo yum update

    $ dnf upgrade --refresh

App .rpmfiles install, remove


    $ sudo rpm -i/r app_name.rpm

Arch and not only things


💽 HDD poweroff


    $ udisksctl power-off -b /dev/sdx

🌐 Network manager cli, wifi connect


    $ nmcli device wifi connect “SSID” password "xxxxx"

📁 Copy, move, remove files/folders


    $ cp, mv, rm filename
    $ rm -r folder

🖊️ Change name


    $ mv filename newfilename

📋 Ip adress check


    $ ip a

💿 Create qcow2 image


    $ qemu-img create -f qcow2 disk1.img 10G

📱 Mount android phone as storage (download android-file-tranfer)


    $ aft-mtp-mount /mnt

💿 Mount iso like dvd or cd disk


    $ mount -o loop /path/to/image.iso /media/mountpoint

🗝️ Show windows product key


    $ sudo strings /sys/firmware/acpi/tables/MSDM

🏁 Show startup times by system.d


    $ systemd-analyze

🔓 tar.zst extract


    $ tar -I zstd -xf

🔑 Password secured zip


    $ zip -er outputfolder.zip Folder-to-zip/

📁 Show folder/file size


    $ du -sh foldername

📀 Make bootable GNU/Linux drive ( dont use partition )


    $ dd bs=4M if=path/to/input.iso of=/dev/sdX conv=fdatasync status=progress

📀 Make bootable windows or GNU/Linux drive, also gui available

gui


    $ sudo woeusb -v --device /windows/iso/path /dev/sdx

❌Format partition to FAT32 file system


    $ mkfs.fat -F 32 /dev/sdXY

❌Format partition to NTFS file system (add -f flag to fast format)


    $ mkfs.ntfs /dev/sdXY

❌Format partition to ext4 file system


    $ mkfs.ext4 /dev/sdXY

🧠 Display free and used memory


    $ free -m

📖 Display systemd last boot journal


    $ journalctl -b

💿 Create iso from cd/dvd


> Check sector size and sector

    $ isosize -x /dev/sr0

> Create iso

    $ dd if=/dev/sr0 of=discmage.iso bs=sector_size count=sector_count status=progress

🔗 Create symbolic link


    $ ln -s /path/to/folder /path/to/place/symbolic/link

📂 Display path of current directory


    $ pwd

✖️ ❕"Hardreset" format drives to zero


    $ dd if=/dev/zero of=/dev/sdX bs=16M status=progress

📱 Mount iPhone


Download

ifuse

from AUR


Start usbmuxd.service


    $ systemctl start usbmuxd.service

Pair iPhone (Device must be unlocked)


    $ idevicepair pair

Mount iPhone


    $ ifuse -o allow_other /mountpoint

Probably you have to change config in /etc/fuse.conf and uncomment #user_allow_other


Umount iPhone


    $ fusermount -u /mountpoint

🎧 Bluetooth Headphones


Needed packages pulseaudio-bluetooth and bluez-utils.


Start bluetooth service


    $ systemctl start bluetooth.service

Open bluetooth utility


    $ bluetoothctl

Bluetooth utility


    [bluetooth]# power on
    [bluetooth]# agent on
    [bluetooth]# default-agent

> Scan for devices

    [bluetooth]# scan on

> Pair device

    [bluetooth]# pair XX:XX:XX:XX:XX (MAC)

> Connect to paired device

    [bluetooth]# connect XX:XX:XX:XX:XX

> For automatically connect

    [bluetooth]# trust XX:XX:XX:XX:XX

    [bluetooth]# scan off
    [bluetooth]# exit

To switch PulseAudio switch on connected module you need to add this lines to /etc/pulse/default.pa


    $ load-module module-switch-on-connect

Also if you want, enable auto power on bluetooth edit /etc/bluetooth/main.conf


    $ AutoEnable=true

🌐 Share internet over Ethernet


Install dnsmasq and nm-connection-editor


Run nm-connection-editor from terminal.



Add a new ethernet connection.



Give it some sensible name. For example "Shared Internet".



Go to "IPv4 Settings".



For "Method:" select "Shared to other computers".



Save



And thats all folks.




🌐 Share internet over Wi-Fi


Install dnsmasq and nm-connection-editor


Create new wireless network



Create password



Choose either Hotspot or Ad-hoc as Wi-Fi mode




🧡 Git


New


    $ git init
    $ git add
    $ git commit -m "commit message"
    $ git remote add origin git@github.com:username/new_repo.git
    $ git push origin master

Exist repo


    $ git add .
    $ git commit -m "commit message"
    $ git push origin master

Rename last no pushed commit


    $ git commit --amend -m "commit message"

Rename last pushed commit


    $ git commit --amend -m "commit message"
    $ git push --force origin master

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