v2.1.23

Add options for pip and a new cheatsheet for virtualenv

CONTRIBUTING.md

@@ -1,9 +1,17 @@
 Contributing
 ============
 If you would like to contribute cheetsheets or program functionality, please
-fork this repository, make your changes, and send me a pull request.
+fork this repository, make your changes, and submit a pull request.
 
-Python code show follow the standards laid out by [PEP 8][].
+Python code should conform to [PEP 8][].
 
+Licensing
+---------
+By contributing to the project, you agree to license your work under the same
+licenses as `cheat` itself. `cheat` is currently dual-licensed under the GPL3
+and MIT licenses, though that could change without notice in the future.
+
+`cheat`, however, will always remain free software (as in both "free as in
+freedom" and "free as in beer") and shall always be licensed accordingly.
 
 [PEP 8]: http://legacy.python.org/dev/peps/pep-0008/ 

README.md

@@ -1,3 +1,6 @@
+[![PyPI](https://img.shields.io/pypi/v/cheat.svg)](https://pypi.python.org/pypi/cheat/)
+[![PyPI](https://img.shields.io/pypi/dm/cheat.svg)](https://pypi.python.org/pypi/cheat/)
+
 cheat
 =====
 `cheat` allows you to create and view interactive cheatsheets on the
@@ -7,66 +10,51 @@ remember.
 
 ![The obligatory xkcd](http://imgs.xkcd.com/comics/tar.png 'The obligatory xkcd')
 
-`cheat` depends only on `python` and `pip`.
-
-PyPI status:
-
-[![Latest Version](https://pypip.in/version/cheat/badge.png)](https://pypi.python.org/pypi/cheat/)
-[![Downloads](https://pypip.in/download/cheat/badge.png)](https://pypi.python.org/pypi/cheat/)
 
 Example
 -------
 The next time you're forced to disarm a nuclear weapon without consulting
 Google, you may run:
 
-    cheat tar
+```sh
+cheat tar
+```
 
 You will be presented with a cheatsheet resembling:
 
-```
+```sh
 # To extract an uncompressed archive: 
-tar -xvf /path/to/foo.tar
+tar -xvf '/path/to/foo.tar'
 
 # To extract a .gz archive:
-tar -xzvf /path/to/foo.tgz
+tar -xzvf '/path/to/foo.tgz'
 
 # To create a .gz archive:
-tar -czvf /path/to/foo.tgz /path/to/foo/
+tar -czvf '/path/to/foo.tgz' '/path/to/foo/'
 
 # To extract a .bz2 archive:
-tar -xjvf /path/to/foo.tgz
+tar -xjvf '/path/to/foo.tgz'
 
 # To create a .bz2 archive:
-tar -cjvf /path/to/foo.tgz /path/to/foo/
+tar -cjvf '/path/to/foo.tgz' '/path/to/foo/'
 ```
 
-To see what cheatsheets are availble, run `cheat -l`.
+To see what cheatsheets are available, run `cheat -l`.
 
-Note that, while `cheat` was designed primarily for *nix system administrators,
+Note that, while `cheat` was designed primarily for \*nix system administrators,
 it is agnostic as to what content it stores. If you would like to use `cheat`
 to store notes on your favorite cookie recipes, feel free.
 
 
 Installing
 ----------
-    
+It is recommended to install `cheat` with `pip`:
-### Using pip ###
 
-    sudo pip install cheat
+```sh
+[sudo] pip install cheat
+```
 
-### Using homebrew ###
+[Other installation methods are available][installing].
-
-    brew install cheat
-    
-### Manually ###
-
-First install the required python dependencies with:
-
-    sudo pip install docopt pygments
-
-Then, clone this repository, `cd` into it, and run:
-
-    sudo python setup.py install
 
 
 Modifying Cheatsheets
@@ -82,7 +70,9 @@ in the `~/.cheat/tar` file.
 Provided that you have an `EDITOR` environment variable set, you may edit
 cheatsheets with:
 
-    cheat -e foo
+```sh
+cheat -e foo
+```
 
 If the 'foo' cheatsheet already exists, it will be opened for editing.
 Otherwise, it will be created automatically.
@@ -99,17 +89,23 @@ Personal cheatsheets are saved in the `~/.cheat` directory by default, but you
 can specify a different default by exporting a `DEFAULT_CHEAT_DIR` environment
 variable:
 
-    export DEFAULT_CHEAT_DIR=/path/to/my/cheats
+```sh
+export DEFAULT_CHEAT_DIR='/path/to/my/cheats'
+```
 
 ### Setting a CHEATPATH ###
 You can additionally instruct `cheat` to look for cheatsheets in other
 directories by exporting a `CHEATPATH` environment variable:
 
-    export CHEATPATH=/path/to/my/cheats
+```sh
+export CHEATPATH='/path/to/my/cheats'
+```
 
 You may, of course, append multiple directories to your `CHEATPATH`:
 
-    export CHEATPATH=$CHEATPATH:/path/to/more/cheats
+```sh
+export CHEATPATH="$CHEATPATH:/path/to/more/cheats"
+```
 
 You may view which directories are on your `CHEATPATH` with `cheat -d`.
 
@@ -117,39 +113,17 @@ You may view which directories are on your `CHEATPATH` with `cheat -d`.
 `cheat` can apply syntax highlighting to your cheatsheets if so desired. To
 enable this feature, set a `CHEATCOLORS` environment variable:
 
-    export CHEATCOLORS=true
+```sh
+export CHEATCOLORS=true
+```
 
-### Enabling Command-line Autocompletion ###
+See Also:
-The `cheat/autocompletion` directory contains scripts to enable command-line
+---------
-autocompletion for various shells. To activate autocompletion, simply copy the
+- [Enabling Command-line Autocompletion][autocompletion]
-appropriate script to the appropriate path on your system. (The "appropriate
+- [Related Projects][related-projects]
-path" will vary on a per-platform basis, so this documentation shall not
-speculate as to where that may be.)
 
 
-Related Projects
+[autocompletion]:   https://github.com/chrisallenlane/cheat/wiki/Enabling-Command-line-Autocompletion
-----------------
+[dotfiles]:         http://dotfiles.github.io/
-
+[installing]:       https://github.com/chrisallenlane/cheat/wiki/Installing
-- [lucaswerkmeister/cheats][1]: An implementation of this concept in pure bash
+[related-projects]: https://github.com/chrisallenlane/cheat/wiki/Related-Projects
-  that also allows not only for numerical indexing of subcomands but also
-  supports running commands interactively.
-
-- [jahendrie/cheat][2]: A bash-only implementation that additionally allows for
-  cheatsheets to be created and `grep` searched from the command-line.
-  ([jahendrie][] contributed key ideas to this project as well.)
-
-- [`cheat` RubyGem][3]: A clever gem from 2006 that clearly had similar
-  motivations. It is unclear whether or not it is currently maintained.
-
-- [`tldr`][tldr]: "Simplified and community-driven man pages".
-
-- [dufferzafar/cheat][5]: An implementation in golang that has syntax highlighting and allows to copy cheats directly to clipboard.
-
-[dotfiles]:  http://dotfiles.github.io/
-[jahendrie]: https://github.com/jahendrie
-[1]:         https://github.com/lucaswerkmeister/cheats   
-[2]:         https://github.com/jahendrie/cheat
-[3]:         http://errtheblog.com/posts/21-cheat
-[4]:         https://github.com/chrisallenlane/cheat/pull/77
-[5]:         https://github.com/dufferzafar/cheat
-[tldr]:      https://github.com/tldr-pages/tldr

bin/cheat

@@ -38,7 +38,7 @@ from docopt import docopt
 
 if __name__ == '__main__':
     # parse the command-line options
-    options = docopt(__doc__, version='cheat 2.1.22')
+    options = docopt(__doc__, version='cheat 2.1.23')
 
     # list directories
     if options['--directories']:

cheat/cheatsheets/dd

@@ -17,4 +17,3 @@ dd if=/dev/zero of=/dev/null bs=128M status=progress
 
 # DD with "graphical" return
 dcfldd if=/dev/zero of=/dev/null bs=500K
-

cheat/cheatsheets/find

@@ -40,5 +40,8 @@ find . -maxdepth 2 -name build -type d
 # To search all files who are not in .git directory
 find . ! -iwholename '*.git*' -type f
 
-# Find all files that have the same node (hard link) as MY_FILE_HERE
+# To find all files that have the same node (hard link) as MY_FILE_HERE
 find . -type f -samefile MY_FILE_HERE 2>/dev/null
+
+# To find all files in the current directory and modify their permissions
+find . -type f -exec chmod 644 {} \;

cheat/cheatsheets/irssi

@@ -16,11 +16,18 @@
 # To switch between channel windows
 ALT+<number>, eg. ALT+1, ALT+2
 
-# To list the nicknames within a channel
+# To list the nicknames within the active channel
 /names
 
-# To change the topic
+# To change the channel topic
 /topic <description>
 
-# To quit irssi
+# To limit channel background noise (joins, parts, quits, etc.)
+/ignore #foo,#bar JOINS PARTS QUITS NICKS   # Quieten only channels `#foo`, `#bar`
+/ignore * JOINS PARTS QUITS NICKS           # Quieten all channels
+
+# To save the current Irssi session config into the configuration file
+/save
+
+# To quit Irssi
 /exit

cheat/cheatsheets/nmcli

@@ -0,0 +1,40 @@
+# Desc: Command line interface to NetworkManager
+
+# Connect to a wireless access point - Parameters:
+# 	<wiface> -- the name of your wireless interface
+#	<ssid> -- the SSID of the access point
+#	<pass> -- the WiFi password
+nmcli d wifi connect <ssid> password <pass> iface <wiface>
+
+# Disconnect from WiFi - Parameters:
+#	<wiface> -- the name of your wireless interface
+nmcli d wifi disconnect iface <wiface>
+
+# Get WiFi status (enabled / disabled)
+nmcli radio wifi
+
+# Enable / Disable WiFi
+nmcli radio wifi <on|off>
+
+# Show all available WiFi access points
+nmcli dev wifi list
+
+# Refresh the available WiFi connection list
+nmcli dev wifi rescan
+
+# Show all available connections
+nmcli con
+
+# Show only active connections
+nmcli con show --active
+
+# Review the available devices
+nmcli dev status
+
+# Add a dynamic ethernet connection - parameters:
+#	<name> -- the name of the connection
+#	<iface_name> -- the name of the interface
+ncmli con add type ethernet con-name <name> ifname <iface_name>
+
+# Bring up the ethernet connection
+nmcli con up <name>

cheat/cheatsheets/pip

@@ -4,6 +4,12 @@ pip search SomePackage
 # Install some packages
 pip install SomePackage
 
+# Install some package in user space
+pip install --user SomePackage
+
+# Upgrade some package
+pip install --upgrade SomePackage
+
 # Output and install packages in a requirement file
 pip freeze > requirements.txt
 pip install -r requirements.txt

cheat/cheatsheets/tmux

@@ -13,6 +13,12 @@ tmux attach -d
 # Display session:
 tmux ls
 
+# Rename session:
+Ctrl-b $
+
+# Switch session:
+Ctrl-b s
+
 # Start a shared session:
 tmux -S /tmp/your_shared_session
 chmod 777 /tmp/your_shared_session

cheat/cheatsheets/tree

@@ -0,0 +1,11 @@
+# To display a recursive directory tree
+tree
+
+# To make tree output contents from path `/foo/bar`
+tree /foo/bar
+
+# To make tree omit any empty directories from the output
+tree --prune
+
+# To list directories only (`-d`), and at a max depth of two levels (`-L`)
+tree -d -L 2

cheat/cheatsheets/vim

@@ -23,7 +23,8 @@ B               previous start of whitespace-delimited word
 $               end of line
 gg              go to first line in file
 G               go to end of file
-
+gk		move down one displayed line
+gj		move up one displayed line
 
 # Insertion
 #   To exit from insert mode use Esc or Ctrl-C
@@ -49,8 +50,14 @@ P               paste before cursor
 dd              delete a line
 d{motion}       delete text that {motion} moves over
 
+# Search and replace with the `:substitute` (aka `:s`) command
 
-# Preceding a motion or edition with a number repeats it n times
+:s/foo/bar/	replace the first match of 'foo' with 'bar' on the current line only
+:s/foo/bar/g	replace all matches (`g` flag) of 'foo' with 'bar' on the current line only
+:%s/foo/bar/g	replace all matches of 'foo' with 'bar' in the entire file (`:%s`)
+:%s/foo/bar/gc	ask to manually confirm (`c` flag) each replacement 
+
+# Preceding a motion or edition with a number repeats it 'n' times
 # Examples:
 50k         moves 50 lines up
 2dw         deletes 2 words

cheat/cheatsheets/virtualenv

@@ -0,0 +1,38 @@
+# Create new environment
+virtualenv /path/to/project/env_name
+
+# Create new environment and inherit already installed Python libraries
+virtualenv --system-site-package /path/to/project/env_name
+
+# Create new environment with a given Python interpreter
+virtualenv /path/to/project/env_name -p /usr/bin/python/3.4
+
+# Activate environnment
+source /path/to/project/env_name/bin/activate
+
+# Quit environment
+deactivate
+
+
+# virtualenvwrapper (wrapper for virtualenv)
+# installation
+pip install --user virtualenvwrapper
+# configuration
+# add in ~/.bashrc or similar
+export WORKON_HOME=~/.virtualenvs
+mkdir -p $WORKON_HOME
+source ~/.local/bin/virtualenvwrapper.sh
+
+# Create new environmment (with virtualenvwrapper)
+mkvirtualenv env_name
+# new environmment is stored in ~/.virtualenvs
+
+# Activate environmment (with virtualenvwrapper)
+workon env_name
+
+# Quit environmment (with virtualenvwrapper)
+deactivate
+
+# Delete environmment (with virtualenvwrapper)
+rmvirtualenv env_name
+

cheat/cheatsheets/xrandr

@@ -0,0 +1,11 @@
+# To enable HDMI2 output with maximal resolution:
+xrandr --output HDMI2 --auto
+
+# To enable HDMI2 output with specific resolution:
+xrandr --output HDMI2 --mode 1280x800
+
+# To enable HDMI2 output next to HDMI1 output:
+xrandr --output HDMI2 --auto --right-of HDMI1
+
+# To disable HDMI2 output:
+xrandr --output HDMI2 --off

setup.py

@@ -3,7 +3,7 @@ import os
 
 setup(
     name         = 'cheat',
-    version      = '2.1.22',
+    version      = '2.1.23',
     author       = 'Chris Lane',
     author_email = 'chris@chris-allen-lane.com',
     license      = 'GPL3',