sam@sam-VirtualBox ~/scripts $ nano doc-backup
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ nano doc-backup
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ chmod 764 doc-backup
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ nano doc-backup
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ ls -l
total 44
-rw-rw-r-- 1 sam sam  81 Feb 13 16:09 cat6
-rwxrw-r-- 1 sam sam 274 Feb 13 17:04 doc-backup
-rwxrw-r-- 1 sam sam 112 Feb 13 15:34 fs.sh
-rwxrw-r-- 1 sam sam  96 Feb 13 15:40 s2
-rwxrw-r-- 1 sam sam 215 Feb 13 16:24 test10
-rwxrw--w- 1 sam sam 152 Feb 13 15:48 test3
-rw-rw-r-- 1 sam sam 248 Feb 13 15:50 test4
-rwxrw-r-- 1 sam sam 101 Feb 13 15:55 test5
-rwxrw-r-- 1 sam sam  81 Feb 13 16:09 test6
-rwxrw-r-- 1 sam sam 100 Feb 13 16:12 test7
-rwxrw-r-- 1 sam sam  88 Feb 13 16:18 test9
sam@sam-VirtualBox ~/scripts $ chmod u+x doc-backup
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ ls -l
total 44
-rw-rw-r-- 1 sam sam  81 Feb 13 16:09 cat6
-rwxrw-r-- 1 sam sam 274 Feb 13 17:04 doc-backup
-rwxrw-r-- 1 sam sam 112 Feb 13 15:34 fs.sh
-rwxrw-r-- 1 sam sam  96 Feb 13 15:40 s2
-rwxrw-r-- 1 sam sam 215 Feb 13 16:24 test10
-rwxrw--w- 1 sam sam 152 Feb 13 15:48 test3
-rw-rw-r-- 1 sam sam 248 Feb 13 15:50 test4
-rwxrw-r-- 1 sam sam 101 Feb 13 15:55 test5
-rwxrw-r-- 1 sam sam  81 Feb 13 16:09 test6
-rwxrw-r-- 1 sam sam 100 Feb 13 16:12 test7
-rwxrw-r-- 1 sam sam  88 Feb 13 16:18 test9
sam@sam-VirtualBox ~/scripts $ chmod u+g doc-backup
sam@sam-VirtualBox ~/scripts $ ls -l
total 44
-rw-rw-r-- 1 sam sam  81 Feb 13 16:09 cat6
-rwxrw-r-- 1 sam sam 274 Feb 13 17:04 doc-backup
-rwxrw-r-- 1 sam sam 112 Feb 13 15:34 fs.sh
-rwxrw-r-- 1 sam sam  96 Feb 13 15:40 s2
-rwxrw-r-- 1 sam sam 215 Feb 13 16:24 test10
-rwxrw--w- 1 sam sam 152 Feb 13 15:48 test3
-rw-rw-r-- 1 sam sam 248 Feb 13 15:50 test4
-rwxrw-r-- 1 sam sam 101 Feb 13 15:55 test5
-rwxrw-r-- 1 sam sam  81 Feb 13 16:09 test6
-rwxrw-r-- 1 sam sam 100 Feb 13 16:12 test7
-rwxrw-r-- 1 sam sam  88 Feb 13 16:18 test9
sam@sam-VirtualBox ~/scripts $ ls -l
total 44
-rw-rw-r-- 1 sam sam  81 Feb 13 16:09 cat6
-rwxrw-r-- 1 sam sam 274 Feb 13 17:04 doc-backup
-rwxrw-r-- 1 sam sam 112 Feb 13 15:34 fs.sh
-rwxrw-r-- 1 sam sam  96 Feb 13 15:40 s2
-rwxrw-r-- 1 sam sam 215 Feb 13 16:24 test10
-rwxrw--w- 1 sam sam 152 Feb 13 15:48 test3
-rw-rw-r-- 1 sam sam 248 Feb 13 15:50 test4
-rwxrw-r-- 1 sam sam 101 Feb 13 15:55 test5
-rwxrw-r-- 1 sam sam  81 Feb 13 16:09 test6
-rwxrw-r-- 1 sam sam 100 Feb 13 16:12 test7
-rwxrw-r-- 1 sam sam  88 Feb 13 16:18 test9
sam@sam-VirtualBox ~/scripts $ nano doc-backup
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ $PATH
bash: /home/sam/bin:/home/sam/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/home/sam/test:/home/sam/sam/scripts: No such file or directory
sam@sam-VirtualBox ~/scripts $ chmod u=rwx,g=rwx,o=rwx doc-backup
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ nano doc-backup
sam@sam-VirtualBox ~/scripts $ ls
cat6  doc-backup  fs.sh  s2  test10  test3  test4  test5  test6  test7  test9
sam@sam-VirtualBox ~/scripts $ ls -l
total 44
-rw-rw-r-- 1 sam sam  81 Feb 13 16:09 cat6
-rwxrwxrwx 1 sam sam 293 Feb 13 17:09 doc-backup
-rwxrw-r-- 1 sam sam 112 Feb 13 15:34 fs.sh
-rwxrw-r-- 1 sam sam  96 Feb 13 15:40 s2
-rwxrw-r-- 1 sam sam 215 Feb 13 16:24 test10
-rwxrw--w- 1 sam sam 152 Feb 13 15:48 test3
-rw-rw-r-- 1 sam sam 248 Feb 13 15:50 test4
-rwxrw-r-- 1 sam sam 101 Feb 13 15:55 test5
-rwxrw-r-- 1 sam sam  81 Feb 13 16:09 test6
-rwxrw-r-- 1 sam sam 100 Feb 13 16:12 test7
-rwxrw-r-- 1 sam sam  88 Feb 13 16:18 test9
sam@sam-VirtualBox ~/scripts $ nano doc-backup
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ nano doc-backup
sam@sam-VirtualBox ~/scripts $ $PATH
bash: /home/sam/bin:/home/sam/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/home/sam/test:/home/sam/sam/scripts: No such file or directory
sam@sam-VirtualBox ~/scripts $ echo $PATH
/home/sam/bin:/home/sam/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/home/sam/test:/home/sam/sam/scripts
sam@sam-VirtualBox ~/scripts $ cat ~/.bashrc

# ~/.bashrc: executed by bash(1) for non-login shells.
# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
# for examples

# If not running interactively, don't do anything
case $- in
    *i*) ;;
      *) return;;
esac

# don't put duplicate lines or lines starting with space in the history.
# See bash(1) for more options
HISTCONTROL=ignoreboth

# append to the history file, don't overwrite it
shopt -s histappend

# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
HISTSIZE=1000
HISTFILESIZE=2000

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize

# If set, the pattern "**" used in a pathname expansion context will
# match all files and zero or more directories and subdirectories.
#shopt -s globstar

# make less more friendly for non-text input files, see lesspipe(1)
[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"

# set variable identifying the chroot you work in (used in the prompt below)
if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
    debian_chroot=$(cat /etc/debian_chroot)
fi

# set a fancy prompt (non-color, unless we know we "want" color)
case "$TERM" in
    xterm|xterm-color|*-256color) color_prompt=yes;;
esac

# uncomment for a colored prompt, if the terminal has the capability; turned
# off by default to not distract the user: the focus in a terminal window
# should be on the output of commands, not on the prompt
#force_color_prompt=yes

if [ -n "$force_color_prompt" ]; then
    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
	# We have color support; assume it's compliant with Ecma-48
	# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
	# a case would tend to support setf rather than setaf.)
	color_prompt=yes
    else
	color_prompt=
    fi
fi

if [ "$color_prompt" = yes ]; then
    if [[ ${EUID} == 0 ]] ; then
        PS1='${debian_chroot:+($debian_chroot)}\[\033[01;31m\]\h\[\033[01;34m\] \W \$\[\033[00m\] '
    else
        PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\] \[\033[01;34m\]\w \$\[\033[00m\] '
    fi
else
    PS1='${debian_chroot:+($debian_chroot)}\u@\h \w \$ '
fi
unset color_prompt force_color_prompt

# If this is an xterm set the title to user@host:dir
case "$TERM" in
xterm*|rxvt*)
    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h \w\a\]$PS1"
    ;;
*)
    ;;
esac

# enable color support of ls and also add handy aliases
if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
    alias ls='ls --color=auto'
    #alias dir='dir --color=auto'
    #alias vdir='vdir --color=auto'

    alias grep='grep --color=auto'
    alias fgrep='fgrep --color=auto'
    alias egrep='egrep --color=auto'
fi

# colored GCC warnings and errors
#export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'

# some more ls aliases
alias ll='ls -alF'
alias la='ls -A'
alias l='ls -CF'

# Add an "alert" alias for long running commands.  Use like so:
#   sleep 10; alert
alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'

# Alias definitions.
# You may want to put all your additions into a separate file like
# ~/.bash_aliases, instead of adding them here directly.
# See /usr/share/doc/bash-doc/examples in the bash-doc package.

if [ -f ~/.bash_aliases ]; then
    . ~/.bash_aliases
fi

# enable programmable completion features (you don't need to enable
# this, if it's already enabled in /etc/bash.bashrc and /etc/profile
# sources /etc/bash.bashrc).
if ! shopt -oq posix; then
  if [ -f /usr/share/bash-completion/bash_completion ]; then
    . /usr/share/bash-completion/bash_completion
  elif [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
  fi
fi

if [ -x /usr/bin/mint-fortune ]; then
     /usr/bin/mint-fortune
fi

# append my favorite directory to the PATH
PATH=$PATH:$HOME/test
PATH=$PATH:$HOME/sam/scripts
sam@sam-VirtualBox ~/scripts $ chmod 700 doc-backup
sam@sam-VirtualBox ~/scripts $ doc-backup
doc-backup: command not found
sam@sam-VirtualBox ~/scripts $ ./doc-backup
tar: Removing leading `/' from member names
tar: Removing leading `/' from hard link targets
Backups
total 8
-rw-rw-r-- 2 sam sam    8 Jan 23 15:48 sam1b
drwxrwxr-x 3 sam sam 4096 Jan 23 16:43 Week2
sam@sam-VirtualBox ~/scripts $ $PATH
bash: /home/sam/bin:/home/sam/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/home/sam/test:/home/sam/sam/scripts: No such file or directory
sam@sam-VirtualBox ~/scripts $ grep PATH ./bashrc
grep: ./bashrc: No such file or directory
sam@sam-VirtualBox ~/scripts $ grep PATH /.bashrc
grep: /.bashrc: No such file or directory
sam@sam-VirtualBox ~/scripts $ grep PATH ./.bashrc
grep: ./.bashrc: No such file or directory
sam@sam-VirtualBox ~/scripts $ grep PATH ~/.bashrc
# append my favorite directory to the PATH
PATH=$PATH:$HOME/test
PATH=$PATH:$HOME/sam/scripts
sam@sam-VirtualBox ~/scripts $ echo $PATH
/home/sam/bin:/home/sam/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/home/sam/test:/home/sam/sam/scripts
sam@sam-VirtualBox ~/scripts $ ls
cat6  doc-backup  doc-backup.180213-1518563840.tar  fs.sh  s2  test10  test3  test4  test5  test6  test7  test9
sam@sam-VirtualBox ~/scripts $