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It converts bitmap images from one format to another such as PNG to JPEG.

It verifies that the root directory tree complies to all conventions from the Filesystem Hierarchy Standard (FHS).

It displays additional meta information from icon files ending in .ico.

It changes the mode of an inode in the ext4 file system.

It converts files from one character encoding to another.

export LANGUAGE="pt"

export MESSAGE="pt"

export UI_MESSAGES="pt"

export LC_MESSAGES="pt"

export ALL_MESSAGES="pt"

tar -xvf

tar -vf

tar -e

tar -c

tar–v

Run the command chsh -s /bin/false with the user name.

Set the UID for the user to 0.

Remove the user from the group staff.

Add the user to /etc/noaccess.

Create a .nologin file in the user's home directory.

startd

systemd

Upstart

SysInit

SysV init

vi starts and loads the last file used and moves the cursor to the position where vi was when it last exited.

vi starts and requires the user to explicitly either create a new or load an existing file.

vi exits with an error message as it cannot be invoked without a file name to operate on.

vi starts in command mode and opens a new empty file.

vi starts and opens a new file which is filled with the content of the vi buffer if the buffer contains text.

It enables color to highlight matching parts.

It only outputs non-matching lines.

It shows the command's version information.

It changes theoutput order showing the last matching line first.

route del default

ifconfig unset default

netstat -r default

ip route del default

sysctl ipv4.default_gw=0