day 1 exercises, working with files

gistfile1.txt

Last login: Mon Nov 13 12:03:52 on console
-bash: export: `Code.app/Contents/Resources/app/bin': not a valid identifier
GAs-MacBook-Air:~ ga$ ls
Applications	Documents	Dropbox		Movies		Pictures
Desktop		Downloads	Library		Music		Public
GAs-MacBook-Air:~ ga$ ls /
Applications			home
Library				installer.failurerequests
Network				macOS_SDK
System				net
Users				private
Volumes				sbin
bin				tmp
cores				usr
dev				var
etc				vm
GAs-MacBook-Air:~ ga$ cd Do
Documents/ Downloads/ 
GAs-MacBook-Air:~ ga$ cd Documents/
GAs-MacBook-Air:Documents ga$ cd
GAs-MacBook-Air:~ ga$ cd Documents/
GAs-MacBook-Air:Documents ga$ ls
Screen Shot 2017-11-13 at 1.28.28 PM.png
GAs-MacBook-Air:Documents ga$ touch hey.txt
GAs-MacBook-Air:Documents ga$ ls
Screen Shot 2017-11-13 at 1.28.28 PM.png
hey.txt
GAs-MacBook-Air:Documents ga$ cd ~/Downloads/World
GAs-MacBook-Air:World ga$ ls
Africa		Australia	North_America
Asia		Europe		South_America
GAs-MacBook-Air:World ga$ ls -a
.			.pacific_ocean.jpg	Europe
..			.southern_ocean.jpg	North_America
.arctic_ocean.jpg	Africa			South_America
.atlantic_ocean.jpg	Asia
.indian_ocean.jpg	Australia
GAs-MacBook-Air:World ga$ ls Africa/ -a
ls: -a: No such file or directory
Africa/:
Cameroon	Ethiopia	Kenya		Zimbabwe
GAs-MacBook-Air:World ga$ ls -a Africa/
.		Cameroon	Kenya
..		Ethiopia	Zimbabwe
GAs-MacBook-Air:World ga$ ls Asia/ -a
ls: -a: No such file or directory
Asia/:
India	Japan	Vietnam
GAs-MacBook-Air:World ga$ ls Australia/ -a
ls: -a: No such file or directory
Australia/:
Australia
GAs-MacBook-Air:World ga$ ls -a Australia/
.		..		Australia
GAs-MacBook-Air:World ga$ ls -a Asia/
.	..	India	Japan	Vietnam
GAs-MacBook-Air:World ga$ ls -a North_America/
.		..		Canada		United_States
GAs-MacBook-Air:World ga$ ls -a South_America/
.		..		Argentina	Brazil		Chile
GAs-MacBook-Air:World ga$ grep .carmen_sandiego.png
^C
GAs-MacBook-Air:World ga$ ls
Africa		Australia	North_America
Asia		Europe		South_America
GAs-MacBook-Air:World ga$ ls -a Africa/
.		Cameroon	Kenya
..		Ethiopia	Zimbabwe
GAs-MacBook-Air:World ga$ ls -a Africa/Cameroon/
.		..		Kribi.jpg
GAs-MacBook-Air:World ga$ ls -a Africa/Ethiopia/
.			Lalibela.jpg
..			blue_nile_falls.jpg
GAs-MacBook-Air:World ga$ ls -a Africa/Kenya
.		..		Nairobi.pdf
GAs-MacBook-Air:World ga$ ls -a Africa/Zimbabwe/
.			..			victoria_falls.jpg
GAs-MacBook-Air:World ga$ ls 
Africa		Australia	North_America
Asia		Europe		South_America
GAs-MacBook-Air:World ga$ ls -a Asia/
.	..	India	Japan	Vietnam
GAs-MacBook-Air:World ga$ ls -a Asia/India/
.		..		jaipur.jpg	taj_mahal.jpg
GAs-MacBook-Air:World ga$ ls -a Asia/Japan/
.			Meiji_Shrine.jpg	yoyogi_park.jpg
..			mount_fuji.jpg
GAs-MacBook-Air:World ga$ ls -a Asia/Vietnam/
.			ho_chi_minh_city.jpg
..			po_nagar.jpg
GAs-MacBook-Air:World ga$ ls -a Australia/
.		..		Australia
GAs-MacBook-Air:World ga$ ls -a Australia/Australia/
.			sydney.jpg
..			sydney_opera_house.jpg
GAs-MacBook-Air:World ga$ ls -a Europe/
.			France			Spain
..			Italy
.carmen_sandiego.png	Luxembourg
GAs-MacBook-Air:World ga$ ls -a Europe/France/
.			eiffel_tower.jpg
..			mona_lisa.jpg
GAs-MacBook-Air:World ga$ open .arctic_ocean.jpg 
GAs-MacBook-Air:World ga$ pwn --help
-bash: pwn: command not found
GAs-MacBook-Air:World ga$ pwd --help
-bash: pwd: --: invalid option
pwd: usage: pwd [-LP]
GAs-MacBook-Air:World ga$ man pwd
GAs-MacBook-Air:World ga$ man ls
GAs-MacBook-Air:World ga$ man cd
GAs-MacBook-Air:World ga$ cd ~
GAs-MacBook-Air:~ ga$ 
Display all 1576 possibilities? (y or n)
GAs-MacBook-Air:~ ga$ 
Display all 1576 possibilities? (y or n)
GAs-MacBook-Air:~ ga$ touch joke.txt
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public
Desktop		Dropbox		Music		joke.txt
Documents	Library		Pictures
GAs-MacBook-Air:~ ga$ atom joke.txt 
GAs-MacBook-Air:~ ga$ open joke.txt 
GAs-MacBook-Air:~ ga$ mkdir funny_things
GAs-MacBook-Air:~ ga$ mv joke.txt bar_joke.txt
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public
Desktop		Dropbox		Music		bar_joke.txt
Documents	Library		Pictures	funny_things
GAs-MacBook-Air:~ ga$ mv bar_joke.txt funny_things/
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public
Desktop		Dropbox		Music		funny_things
Documents	Library		Pictures
GAs-MacBook-Air:~ ga$ cat funny_things/bar_joke.txt 
a man walks into a bar.
The other one ducks.GAs-MacBook-Air:~ ga$ touch bar_joke.txt
GAs-MacBook-Air:~ ga$ mv bar_joke.txt funny_things/
GAs-MacBook-Air:~ ga$ ls funny_things/
bar_joke.txt
GAs-MacBook-Air:~ ga$ cat funny_things/bar_joke.txt 
GAs-MacBook-Air:~ ga$ man mv
GAs-MacBook-Air:~ ga$ mkdir serious_things
GAs-MacBook-Air:~ ga$ touch serious_things/not_a_joke.txt
GAs-MacBook-Air:~ ga$ rmdir serious_things/
rmdir: serious_things/: Directory not empty
GAs-MacBook-Air:~ ga$ rmdir -f serious_things/
rmdir: illegal option -- f
usage: rmdir [-p] directory ...
GAs-MacBook-Air:~ ga$ rm -r serious_things/
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public
Desktop		Dropbox		Music		funny_things
Documents	Library		Pictures
GAs-MacBook-Air:~ ga$ mv Downloads/World ~/
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public
Desktop		Dropbox		Music		World
Documents	Library		Pictures	funny_things
GAs-MacBook-Air:~ ga$ cd World/
GAs-MacBook-Air:World ga$ mkdir Antarctica
GAs-MacBook-Air:World ga$ ls
Africa		Asia		Europe		South_America
Antarctica	Australia	North_America
GAs-MacBook-Air:World ga$ man mv
GAs-MacBook-Air:World ga$ ls South_America/
Argentina	Brazil		Chile
GAs-MacBook-Air:World ga$ mv South_America/Argentina/ North_America/
GAs-MacBook-Air:World ga$ mv South_America/Brazil/ North_America/
GAs-MacBook-Air:World ga$ mv South_America/Chile/ North_America/
GAs-MacBook-Air:World ga$ mv North_America/ Americas/
GAs-MacBook-Air:World ga$ ls
Africa		Antarctica	Australia	South_America
Americas	Asia		Europe
GAs-MacBook-Air:World ga$ ls Americas/
Argentina	Brazil		Canada		Chile		United_States
GAs-MacBook-Air:World ga$ rmdir South_America/
GAs-MacBook-Air:World ga$ ls
Africa		Antarctica	Australia
Americas	Asia		Europe
GAs-MacBook-Air:World ga$ cd .
GAs-MacBook-Air:World ga$ cd ..
GAs-MacBook-Air:~ ga$ cd .
GAs-MacBook-Air:~ ga$ mkdir fundamentals/
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public		funny_things
Desktop		Dropbox		Music		World
Documents	Library		Pictures	fundamentals
GAs-MacBook-Air:~ ga$ rmdir funny_things/
rmdir: funny_things/: Directory not empty
GAs-MacBook-Air:~ ga$ rm -r funny_things/
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public
Desktop		Dropbox		Music		World
Documents	Library		Pictures	fundamentals
GAs-MacBook-Air:~ ga$ ls World/Americas/
Argentina	Brazil		Canada		Chile		United_States
GAs-MacBook-Air:~ ga$ mkdir wdi-fundamentals
GAs-MacBook-Air:~ ga$ mv wdi-fundamentals/ fundamentals/
GAs-MacBook-Air:~ ga$ ls fundamentals/
wdi-fundamentals
GAs-MacBook-Air:~ ga$ rmdir fundamentals/wdi-fundamentals/
GAs-MacBook-Air:~ ga$ ls fundamentals/
GAs-MacBook-Air:~ ga$ rmdir fundamentals/
GAs-MacBook-Air:~ ga$ mkdir wdi-fundamentals
GAs-MacBook-Air:~ ga$ mv wdi-fundamentals/ fundamentals/
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public
Desktop		Dropbox		Music		World
Documents	Library		Pictures	fundamentals
GAs-MacBook-Air:~ ga$ ls fundamentals/
GAs-MacBook-Air:~ ga$ git --version
git version 2.15.0
GAs-MacBook-Air:~ ga$ mkdir test
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public		test
Desktop		Dropbox		Music		World
Documents	Library		Pictures	fundamentals
GAs-MacBook-Air:~ ga$ mkdir ga
GAs-MacBook-Air:~ ga$ mv World/ ga/
GAs-MacBook-Air:~ ga$ ls
Applications	Downloads	Movies		Public		test
Desktop		Dropbox		Music		fundamentals
Documents	Library		Pictures	ga
GAs-MacBook-Air:~ ga$ ls ga/
World
GAs-MacBook-Air:~ ga$ cd test/
GAs-MacBook-Air:test ga$ mkdir git_test/
GAs-MacBook-Air:test ga$ cd git_test/
GAs-MacBook-Air:git_test ga$ git init
Initialized empty Git repository in /Users/ga/test/git_test/.git/
GAs-MacBook-Air:git_test ga$ ls -a
.	..	.git
GAs-MacBook-Air:git_test ga$ git status
On branch master

No commits yet

nothing to commit (create/copy files and use "git add" to track)
GAs-MacBook-Air:git_test ga$ touch post.txt
GAs-MacBook-Air:git_test ga$ ls
post.txt
GAs-MacBook-Air:git_test ga$ git status
On branch master

No commits yet

Untracked files:
  (use "git add <file>..." to include in what will be committed)

	post.txt

nothing added to commit but untracked files present (use "git add" to track)
GAs-MacBook-Air:git_test ga$ git add .
GAs-MacBook-Air:git_test ga$ git commit -m "initial commit"
[master (root-commit) b3be940] initial commit
 1 file changed, 0 insertions(+), 0 deletions(-)
 create mode 100644 post.txt
GAs-MacBook-Air:git_test ga$ git log
commit b3be940b13233963102d62fb97ec0c13e8b687aa (HEAD -> master)
Author: Hammad Malik <[email protected]>
Date:   Mon Nov 13 16:18:52 2017 -0500

    initial commit
GAs-MacBook-Air:git_test ga$ git remote add origin [email protected]:hm-dev-git/git_test.git
GAs-MacBook-Air:git_test ga$ git push -u origin master
The authenticity of host 'github.com (192.30.253.112)' can't be established.
RSA key fingerprint is SHA256:nThbg6kXUpJWGl7E1IGOCspRomTxdCARLviKw6E5SY8.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added 'github.com,192.30.253.112' (RSA) to the list of known hosts.
Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
GAs-MacBook-Air:git_test ga$ git push -u origin master
Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
GAs-MacBook-Air:git_test ga$ git remote add origin [email protected]:hm-dev-git/git_test.git
fatal: remote origin already exists.
GAs-MacBook-Air:git_test ga$ git push -u origin master
Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
GAs-MacBook-Air:git_test ga$ git remote -v
origin	[email protected]:hm-dev-git/git_test.git (fetch)
origin	[email protected]:hm-dev-git/git_test.git (push)
GAs-MacBook-Air:git_test ga$ git remote add origin https://github.com/hm-dev-git/git_test.git
fatal: remote origin already exists.
GAs-MacBook-Air:git_test ga$ git push -u origin master
Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
GAs-MacBook-Air:git_test ga$ git remote rm origin
GAs-MacBook-Air:git_test ga$ git remote -v
GAs-MacBook-Air:git_test ga$ git remote add origin https://github.com/hm-dev-git/git_test.git
GAs-MacBook-Air:git_test ga$ git push -u origin master
Username for 'https://github.com': hm-dev-git
Password for 'https://[email protected]': 
Counting objects: 3, done.
Writing objects: 100% (3/3), 214 bytes | 214.00 KiB/s, done.
Total 3 (delta 0), reused 0 (delta 0)
To https://github.com/hm-dev-git/git_test.git
 * [new branch]      master -> master
Branch 'master' set up to track remote branch 'master' from 'origin'.
GAs-MacBook-Air:git_test ga$ git status
On branch master
Your branch is up to date with 'origin/master'.

nothing to commit, working tree clean
GAs-MacBook-Air:git_test ga$ cd ..
GAs-MacBook-Air:test ga$ git clone https://github.com/hm-dev-git/git_test-1.git shelley
Cloning into 'shelley'...
remote: Counting objects: 3, done.
remote: Total 3 (delta 0), reused 3 (delta 0), pack-reused 0
Unpacking objects: 100% (3/3), done.
GAs-MacBook-Air:test ga$ ls
git_test	shelley
GAs-MacBook-Air:test ga$ cd shelley/
GAs-MacBook-Air:shelley ga$ ls
post.txt
GAs-MacBook-Air:shelley ga$ git status
On branch master
Your branch is up to date with 'origin/master'.

nothing to commit, working tree clean
GAs-MacBook-Air:shelley ga$ touch hello.txt
GAs-MacBook-Air:shelley ga$ echo "Hey" > hello.txt 
GAs-MacBook-Air:shelley ga$ cat hello.txt 
Hey
GAs-MacBook-Air:shelley ga$ echo " there" > hello.txt 
GAs-MacBook-Air:shelley ga$ cat hello.txt 
 there
GAs-MacBook-Air:shelley ga$ echo "Hey" > hello.txt 
GAs-MacBook-Air:shelley ga$ cat hello.txt 
Hey
GAs-MacBook-Air:shelley ga$ git add .
GAs-MacBook-Air:shelley ga$ git status
On branch master
Your branch is up to date with 'origin/master'.

Changes to be committed:
  (use "git reset HEAD <file>..." to unstage)

	new file:   hello.txt

GAs-MacBook-Air:shelley ga$ git commit -m "add hello.txt file"
[master c3e3dbf] add hello.txt file
 1 file changed, 1 insertion(+)
 create mode 100644 hello.txt
GAs-MacBook-Air:shelley ga$ git push
Counting objects: 3, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (2/2), done.
Writing objects: 100% (3/3), 283 bytes | 283.00 KiB/s, done.
Total 3 (delta 0), reused 0 (delta 0)
To https://github.com/hm-dev-git/git_test-1.git
   8bec38b..c3e3dbf  master -> master
GAs-MacBook-Air:shelley ga$ cd ..
GAs-MacBook-Air:test ga$ ls
git_test	shelley
GAs-MacBook-Air:test ga$ cd git_test/
GAs-MacBook-Air:git_test ga$ git status
On branch master
Your branch is up to date with 'origin/master'.

nothing to commit, working tree clean
GAs-MacBook-Air:git_test ga$ ls
post.txt
GAs-MacBook-Air:git_test ga$ git pull origin master
remote: Counting objects: 4, done.
remote: Compressing objects: 100% (3/3), done.
remote: Total 4 (delta 0), reused 4 (delta 0), pack-reused 0
Unpacking objects: 100% (4/4), done.
From https://github.com/hm-dev-git/git_test
 * branch            master     -> FETCH_HEAD
   b3be940..49352b6  master     -> origin/master
Updating b3be940..49352b6
Fast-forward
 hello.txt | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 hello.txt
GAs-MacBook-Air:git_test ga$ ls
hello.txt	post.txt
GAs-MacBook-Air:git_test ga$