Update data files

data/common/chmod

@@ -21,3 +21,7 @@
 - Give [o]thers (not in the file owner's group) the same rights as the group:
 
 `chmod o=g {{file}}`
+
+- Change permissions recursively giving [g]roup and [o]thers the abililty to [w]rite:
+
+`chmod -R g+w,o+w {{directory}}`

data/common/csslint

@@ -0,0 +1,27 @@
+# csslint
+
+> A linter for CSS code.
+
+- Lint a single CSS file:
+
+`csslint {{file.css}}`
+
+- Lint multiple CSS files:
+
+`csslint {{file1.css}} {{file2.css}} {{file3.css}}`
+
+- List all possible style rules:
+
+`csslint --list-rules`
+
+- Specify certain rules as errors (which result in a non-zero exit code):
+
+`csslint --errors={{errors,universal-selector,imports}} {{file.css}}`
+
+- Specify certain rules as warnings:
+
+`csslint --warnings={{box-sizing,selector-max,floats}} {{file.css}}`
+
+- Specify certain rules to completely ignore:
+
+`csslint --ignore={{ids,rules-count,shorthand}} {{file.css}}`

data/common/g++

@@ -0,0 +1,20 @@
+# gplusplus
+
+> Compiles C++ source files.
+> Part of GCC (GNU Compiler Collection).
+
+- Compile a source code file into an executable binary:
+
+`g++ {{source.cpp}} -o {{output_executable}}`
+
+- Display (almost) all errors and warnings:
+
+`g++ {{source.cpp}} -Wall -o {{output_executable}}`
+
+- Choose a language standard to compile for(C++98/C++11/C++14/C++17):
+
+`g++ {{source.cpp}} -std={{language_standard}} -o {{output_executable}}`
+
+- Include libraries located at a different path than the source file:
+
+`g++ {{source.cpp}} -o {{output_executable}} -I{{header_path}} -L{{library_path}} -l{{library_name}}`

data/common/protoc

@@ -0,0 +1,15 @@
+# protoc
+
+> Parse Google Protobuf `.proto` files and generate output in the specified language.
+
+- Generate Python code from a `.proto` file:
+
+`protoc --python_out={{path/to/output_directory}} {{input_file.proto}}`
+
+- Generate Java code from a `.proto` file that imports other `.proto` files:
+
+`protoc --java_out={{path/to/output_directory}} --proto_path={{path/to/import_search_path}} {{input_file.proto}}`
+
+- Generate code for multiple languages:
+
+`protoc --csharp_out={{path/to/c#_output_directory}} --js_out={{path/to/js_output_directory}} {{input_file.proto}}`

data/common/pycodestyle

@@ -0,0 +1,23 @@
+# pycodestyle
+
+> A tool to check Python code against PEP 8 style conventions.
+
+- Check the style of a single file:
+
+`pycodestyle {{file.py}}`
+
+- Check the style of multiple files:
+
+`pycodestyle {{file1.py}} {{file2.py}} {{file3.py}}`
+
+- Show only the first occurrence of an error:
+
+`pycodestyle --first {{file.py}}`
+
+- Show the source code for each error:
+
+`pycodestyle --show-source {{file.py}}`
+
+- Show the specific PEP 8 text for each error:
+
+`pycodestyle --show-pep8 {{file.py}}`

data/common/rails

@@ -0,0 +1,23 @@
+# rails
+
+> A server-side MVC framework written in Ruby.
+
+- Create a new rails project:
+
+`rails new "{{project_name}}"`
+
+- Start local server for current project on port 3000:
+
+`rails server`
+
+- Start local server for current project on a specified port:
+
+`rails server -p "{{port}}"`
+
+- Open console to interact with application from command line:
+
+`rails console`
+
+- Check current version of rails:
+
+`rails --version`

data/common/ruby

@@ -0,0 +1,23 @@
+# ruby
+
+> Ruby programming language interpreter.
+
+- Open an Interactive Ruby Shell (REPL):
+
+`irb`
+
+- Execute a Ruby script:
+
+`ruby {{script.rb}}`
+
+- Execute a single Ruby command in the command line:
+
+`ruby -e {{command}}`
+
+- Check for syntax errors on a given Ruby script:
+
+`ruby -c {{script.rb}}`
+
+- Show the version of Ruby you are using:
+
+`ruby -v`

data/common/rustup

@@ -0,0 +1,24 @@
+# rustup
+
+> Rust toolchain installer.
+> Install, manage, and update Rust toolchains.
+
+- Install the nightly toolchain for your system:
+
+`rustup install nightly`
+
+- Switch the default toolchain to nightly so that the `cargo` and `rustc` commands will use it:
+
+`rustup default nightly`
+
+- Update all toolchains:
+
+`rustup update`
+
+- List installed toolchains:
+
+`rustup show`
+
+- Run cargo build with a certain toolchain:
+
+`rustup run {{toolchain_name}} cargo build`

data/common/sudo

@@ -17,3 +17,7 @@
 - Repeat the last command as sudo:
 
 `sudo !!`
+
+- Launch the default shell with root privileges:
+
+`sudo -i`

data/common/surge

@@ -0,0 +1,19 @@
+# surge
+
+> Simple command line web publishing.
+
+- Upload a new site to surge.sh:
+
+`surge {{path/to/my_project}}`
+
+- Deploy site to custom domain (note that the DNS records must point to the surge.sh subdomain):
+
+`surge {{path/to/my_project}} {{my_custom_domain.com}}`
+
+- List your surge projects:
+
+`surge list`
+
+- Remove a project:
+
+`surge teardown {{my_custom_domain.com}}`

data/common/zpool

@@ -24,7 +24,7 @@
 
 - Show the history of all pool operations:
 
-`zpool histrory {{pool_name}}`
+`zpool history {{pool_name}}`
 
 - Create a mirrored pool:
 

data/linux/arp-scan

@@ -0,0 +1,19 @@
+# arp-scan
+
+> Send ARP packets to hosts (specified as IP addresses or hostnames) to scan the local network.
+
+- Scan the current local network:
+
+`arp-scan --localnet`
+
+- Scan an IP network with a custom bitmask:
+
+`arp-scan {{192.168.1.1}}/{{24}}`
+
+- Scan an IP network within a custom range:
+
+`arp-scan {{127.0.0.0}}-{{127.0.0.31}}`
+
+- Scan an IP network with a custom net mask:
+
+`arp-scan {{10.0.0.0}}:{{255.255.255.0}}`

data/linux/chmod

@@ -21,3 +21,7 @@
 - Give [o]thers (not in the file owner's group) the same rights as the group:
 
 `chmod o=g {{file}}`
+
+- Change permissions recursively giving [g]roup and [o]thers the abililty to [w]rite:
+
+`chmod -R g+w,o+w {{directory}}`

data/linux/csslint

@@ -0,0 +1,27 @@
+# csslint
+
+> A linter for CSS code.
+
+- Lint a single CSS file:
+
+`csslint {{file.css}}`
+
+- Lint multiple CSS files:
+
+`csslint {{file1.css}} {{file2.css}} {{file3.css}}`
+
+- List all possible style rules:
+
+`csslint --list-rules`
+
+- Specify certain rules as errors (which result in a non-zero exit code):
+
+`csslint --errors={{errors,universal-selector,imports}} {{file.css}}`
+
+- Specify certain rules as warnings:
+
+`csslint --warnings={{box-sizing,selector-max,floats}} {{file.css}}`
+
+- Specify certain rules to completely ignore:
+
+`csslint --ignore={{ids,rules-count,shorthand}} {{file.css}}`

data/linux/g++

@@ -0,0 +1,20 @@
+# gplusplus
+
+> Compiles C++ source files.
+> Part of GCC (GNU Compiler Collection).
+
+- Compile a source code file into an executable binary:
+
+`g++ {{source.cpp}} -o {{output_executable}}`
+
+- Display (almost) all errors and warnings:
+
+`g++ {{source.cpp}} -Wall -o {{output_executable}}`
+
+- Choose a language standard to compile for(C++98/C++11/C++14/C++17):
+
+`g++ {{source.cpp}} -std={{language_standard}} -o {{output_executable}}`
+
+- Include libraries located at a different path than the source file:
+
+`g++ {{source.cpp}} -o {{output_executable}} -I{{header_path}} -L{{library_path}} -l{{library_name}}`

data/linux/protoc

@@ -0,0 +1,15 @@
+# protoc
+
+> Parse Google Protobuf `.proto` files and generate output in the specified language.
+
+- Generate Python code from a `.proto` file:
+
+`protoc --python_out={{path/to/output_directory}} {{input_file.proto}}`
+
+- Generate Java code from a `.proto` file that imports other `.proto` files:
+
+`protoc --java_out={{path/to/output_directory}} --proto_path={{path/to/import_search_path}} {{input_file.proto}}`
+
+- Generate code for multiple languages:
+
+`protoc --csharp_out={{path/to/c#_output_directory}} --js_out={{path/to/js_output_directory}} {{input_file.proto}}`

data/linux/pycodestyle

@@ -0,0 +1,23 @@
+# pycodestyle
+
+> A tool to check Python code against PEP 8 style conventions.
+
+- Check the style of a single file:
+
+`pycodestyle {{file.py}}`
+
+- Check the style of multiple files:
+
+`pycodestyle {{file1.py}} {{file2.py}} {{file3.py}}`
+
+- Show only the first occurrence of an error:
+
+`pycodestyle --first {{file.py}}`
+
+- Show the source code for each error:
+
+`pycodestyle --show-source {{file.py}}`
+
+- Show the specific PEP 8 text for each error:
+
+`pycodestyle --show-pep8 {{file.py}}`

data/linux/rails

@@ -0,0 +1,23 @@
+# rails
+
+> A server-side MVC framework written in Ruby.
+
+- Create a new rails project:
+
+`rails new "{{project_name}}"`
+
+- Start local server for current project on port 3000:
+
+`rails server`
+
+- Start local server for current project on a specified port:
+
+`rails server -p "{{port}}"`
+
+- Open console to interact with application from command line:
+
+`rails console`
+
+- Check current version of rails:
+
+`rails --version`

data/linux/rtorrent

@@ -0,0 +1,19 @@
+# rtorrent
+
+> Download torrents over the command line.
+
+- Add a torrent file or magnet to be downloaded:
+
+`rtorrent {{torrent_or_magnet}}`
+
+- Start the download:
+
+`<Ctrl>S`
+
+- View details about downloading torrent:
+
+`->`
+
+- Close rtorrent safely:
+
+`<Ctrl>Q`

data/linux/ruby

@@ -0,0 +1,23 @@
+# ruby
+
+> Ruby programming language interpreter.
+
+- Open an Interactive Ruby Shell (REPL):
+
+`irb`
+
+- Execute a Ruby script:
+
+`ruby {{script.rb}}`
+
+- Execute a single Ruby command in the command line:
+
+`ruby -e {{command}}`
+
+- Check for syntax errors on a given Ruby script:
+
+`ruby -c {{script.rb}}`
+
+- Show the version of Ruby you are using:
+
+`ruby -v`