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@ -3,15 +3,23 @@ Contributing
|
||||
If you would like to contribute cheetsheets or program functionality, please
|
||||
fork this repository, make your changes, and submit a pull request.
|
||||
|
||||
|
||||
## Python standards ##
|
||||
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.
|
||||
## Cheatsheet Format ##
|
||||
Please pattern your cheatsheets after the following:
|
||||
|
||||
```sh
|
||||
# To extract an uncompressed archive:
|
||||
tar -xvf /path/to/foo.tar
|
||||
|
||||
# To create an uncompressed archive:
|
||||
tar -cvf /path/to/foo.tar /path/to/foo/
|
||||
|
||||
# To extract a .gz archive:
|
||||
tar -xzvf /path/to/foo.tgz
|
||||
```
|
||||
|
||||
[PEP 8]: http://legacy.python.org/dev/peps/pep-0008/
|
||||
|
6
MANIFEST.in
Normal file
6
MANIFEST.in
Normal file
@ -0,0 +1,6 @@
|
||||
include CHANGELOG
|
||||
include CONTRIBUTING.md
|
||||
include LICENSE
|
||||
include README.md
|
||||
include licenses/gpl-3.txt
|
||||
include licenses/mit.txt
|
31
README.md
31
README.md
@ -1,5 +1,4 @@
|
||||
[](https://pypi.python.org/pypi/cheat/)
|
||||
[](https://pypi.python.org/pypi/cheat/)
|
||||
|
||||
cheat
|
||||
=====
|
||||
@ -67,14 +66,14 @@ Cheatsheets are stored in the `~/.cheat/` directory, and are named on a
|
||||
per-keyphrase basis. In other words, the content for the `tar` cheatsheet lives
|
||||
in the `~/.cheat/tar` file.
|
||||
|
||||
Provided that you have an `EDITOR` environment variable set, you may edit
|
||||
cheatsheets with:
|
||||
Provided that you have a `CHEAT_EDITOR`, `VISUAL`, or `EDITOR` environment
|
||||
variable set, you may edit cheatsheets with:
|
||||
|
||||
```sh
|
||||
cheat -e foo
|
||||
```
|
||||
|
||||
If the 'foo' cheatsheet already exists, it will be opened for editing.
|
||||
If the `foo` cheatsheet already exists, it will be opened for editing.
|
||||
Otherwise, it will be created automatically.
|
||||
|
||||
After you've customized your cheatsheets, I urge you to track `~/.cheat/` along
|
||||
@ -110,13 +109,32 @@ export CHEATPATH="$CHEATPATH:/path/to/more/cheats"
|
||||
You may view which directories are on your `CHEATPATH` with `cheat -d`.
|
||||
|
||||
### Enabling Syntax Highlighting ###
|
||||
`cheat` can apply syntax highlighting to your cheatsheets if so desired. To
|
||||
enable this feature, set a `CHEATCOLORS` environment variable:
|
||||
`cheat` can optionally apply syntax highlighting to your cheatsheets. To enable
|
||||
syntax highlighting, export a `CHEATCOLORS` environment variable:
|
||||
|
||||
```sh
|
||||
export CHEATCOLORS=true
|
||||
```
|
||||
|
||||
#### Specifying a Syntax Highlighter ####
|
||||
You may manually specify which syntax highlighter to use for each cheatsheet by
|
||||
wrapping the sheet's contents in a [Github-Flavored Markdown code-fence][gfm].
|
||||
|
||||
Example:
|
||||
|
||||
<pre>
|
||||
```sql
|
||||
-- to select a user by ID
|
||||
SELECT *
|
||||
FROM Users
|
||||
WHERE id = 100
|
||||
```
|
||||
</pre>
|
||||
|
||||
If no syntax highlighter is specified, the `bash` highlighter will be used by
|
||||
default.
|
||||
|
||||
|
||||
See Also:
|
||||
---------
|
||||
- [Enabling Command-line Autocompletion][autocompletion]
|
||||
@ -125,5 +143,6 @@ See Also:
|
||||
|
||||
[autocompletion]: https://github.com/chrisallenlane/cheat/wiki/Enabling-Command-line-Autocompletion
|
||||
[dotfiles]: http://dotfiles.github.io/
|
||||
[gfm]: https://help.github.com/articles/creating-and-highlighting-code-blocks/
|
||||
[installing]: https://github.com/chrisallenlane/cheat/wiki/Installing
|
||||
[related-projects]: https://github.com/chrisallenlane/cheat/wiki/Related-Projects
|
||||
|
30
bin/cheat
30
bin/cheat
@ -2,6 +2,8 @@
|
||||
|
||||
"""cheat
|
||||
|
||||
Create and view cheatsheets on the command line.
|
||||
|
||||
Usage:
|
||||
cheat <cheatsheet>
|
||||
cheat -e <cheatsheet>
|
||||
@ -10,24 +12,26 @@ Usage:
|
||||
cheat -d
|
||||
cheat -v
|
||||
|
||||
cheat allows you to create and view interactive cheatsheets on the
|
||||
command-line. It was designed to help remind *nix system
|
||||
administrators of options for commands that they use frequently,
|
||||
but not frequently enough to remember.
|
||||
|
||||
Examples:
|
||||
To look up 'tar':
|
||||
cheat tar
|
||||
|
||||
To create or edit the cheatsheet for 'foo':
|
||||
cheat -e foo
|
||||
|
||||
Options:
|
||||
-d --directories List directories on CHEATPATH
|
||||
-e --edit Edit cheatsheet
|
||||
-l --list List cheatsheets
|
||||
-s --search Search cheatsheets for <keyword>
|
||||
-v --version Print the version number
|
||||
|
||||
Examples:
|
||||
|
||||
To view the `tar` cheatsheet:
|
||||
cheat tar
|
||||
|
||||
To edit (or create) the `foo` cheatsheet:
|
||||
cheat -e foo
|
||||
|
||||
To list all available cheatsheets:
|
||||
cheat -l
|
||||
|
||||
To search for "ssh" among all cheatsheets:
|
||||
cheat -s ssh
|
||||
"""
|
||||
|
||||
# require the dependencies
|
||||
@ -38,7 +42,7 @@ from docopt import docopt
|
||||
|
||||
if __name__ == '__main__':
|
||||
# parse the command-line options
|
||||
options = docopt(__doc__, version='cheat 2.1.26')
|
||||
options = docopt(__doc__, version='cheat 2.2.0')
|
||||
|
||||
# list directories
|
||||
if options['--directories']:
|
||||
|
@ -11,7 +11,7 @@ u update
|
||||
x extract with full paths
|
||||
|
||||
Example:
|
||||
7z a -t7z -m0-lzma -mx=9 -mfb=64 -md=32m -ms=on archive.7z dir1
|
||||
7z a -t7z -m0=lzma -mx=9 -mfb=64 -md=32m -ms=on archive.7z dir1
|
||||
|
||||
-t7z 7z archive
|
||||
-m0=lzma lzma method
|
||||
|
12
cheat/cheatsheets/aria2c
Normal file
12
cheat/cheatsheets/aria2c
Normal file
@ -0,0 +1,12 @@
|
||||
# Just download a file
|
||||
# The url can be a http(s), ftp, .torrent file or even a magnet link
|
||||
aria2c <url>
|
||||
|
||||
# To prevent downloading the .torrent file
|
||||
aria2c --follow-torrent=mem <url>
|
||||
|
||||
# Download 1 file at a time (-j)
|
||||
# continuing (-c) any partially downloaded ones
|
||||
# to the directory specified (-d)
|
||||
# reading urls from the file (-i)
|
||||
aria2c -j 1 -c -d ~/Downloads -i /path/to/file
|
11
cheat/cheatsheets/bzip2
Normal file
11
cheat/cheatsheets/bzip2
Normal file
@ -0,0 +1,11 @@
|
||||
# compress foo -> foo.bz2
|
||||
bzip2 -z foo
|
||||
|
||||
# decompress foo.bz2 -> foo
|
||||
bzip2 -d foo.bz2
|
||||
|
||||
# compress foo to stdout
|
||||
bzip2 -zc foo > foo.bz2
|
||||
|
||||
# decompress foo.bz2 to stdout
|
||||
bzip2 -dc foo.bz2
|
14
cheat/cheatsheets/cheat
Normal file
14
cheat/cheatsheets/cheat
Normal file
@ -0,0 +1,14 @@
|
||||
# To see example usage of a program:
|
||||
cheat <command>
|
||||
|
||||
# To edit a cheatsheet
|
||||
cheat -e <command>
|
||||
|
||||
# To list available cheatsheets
|
||||
cheat -l
|
||||
|
||||
# To search available cheatsheets
|
||||
cheat -s <command>
|
||||
|
||||
# To get the current `cheat' version
|
||||
cheat -v
|
3
cheat/cheatsheets/deb
Normal file
3
cheat/cheatsheets/deb
Normal file
@ -0,0 +1,3 @@
|
||||
# Extract contents of a .deb file
|
||||
$ ar vx foo.deb # -> data.tar.gz
|
||||
$ tar xf data.tar.gz
|
@ -21,3 +21,6 @@ diff -s version1 version2
|
||||
|
||||
# To diff the output of two commands or scripts:
|
||||
diff <(command1) <(command2)
|
||||
|
||||
# Generate a patch file from two files
|
||||
diff -Naur version1 version2 > version.patch
|
||||
|
@ -3,7 +3,7 @@
|
||||
Indent Select text then press TAB
|
||||
Cut CTRL-w
|
||||
Copy ALT-w
|
||||
Paste CTRL-y
|
||||
Paste ("yank") CTRL-y
|
||||
Search/Find CTRL-s
|
||||
Replace ALT-% (ALT-SHIFT-5)
|
||||
Save CTRL-x CTRL-s
|
||||
@ -11,7 +11,7 @@
|
||||
Undo CTRL-x u
|
||||
Highlight all text CTRL-x h
|
||||
Directory listing CTRL-x d
|
||||
Cancel a command ESC ESC ESC
|
||||
Cancel a command CTRL-g
|
||||
Font size bigger CTRL-x CTRL-+
|
||||
Font size smaller CTRL-x CTRL--
|
||||
|
||||
@ -39,32 +39,9 @@
|
||||
Compile some code ALT-x compile
|
||||
List packages ALT-x package-list-packages
|
||||
|
||||
# Sudoing within eshell
|
||||
|
||||
By default when using the sudo command within eshell you'll just
|
||||
get "permission denied" messages. To overcome that type:
|
||||
|
||||
alias sudo '*sudo $*'
|
||||
|
||||
# Line numbers
|
||||
|
||||
To add line numbers and enable moving to a line with CTRL-l:
|
||||
|
||||
(global-set-key "\C-l" 'goto-line)
|
||||
(add-hook 'find-file-hook (lambda () (linum-mode 1)))
|
||||
|
||||
# Org-mode
|
||||
|
||||
To begin org-mode ALT-x org-mode
|
||||
Table column separator Vertical/pipe character
|
||||
Reorganize table TAB
|
||||
Section heading *
|
||||
Open/collapse section TAB
|
||||
Open/collapse All CTRL-TAB
|
||||
Export in other file formats (eg HTML,PDF) CTRL-c CTRL-e
|
||||
|
||||
To make org-mode automatically wrap lines:
|
||||
|
||||
(add-hook 'org-mode-hook
|
||||
'(lambda ()
|
||||
(visual-line-mode 1)))
|
||||
|
@ -2,7 +2,17 @@
|
||||
ffmpeg -i path/to/file.ext
|
||||
|
||||
# Convert all m4a files to mp3
|
||||
for f in *.m4a; do ffmpeg -i "$f" -acodec libmp3lame -ab 320k "${f%.m4a}.mp3"; done
|
||||
for f in *.m4a; do ffmpeg -i "$f" -acodec libmp3lame -vn -b:a 320k "${f%.m4a}.mp3"; done
|
||||
|
||||
# Convert video from .foo to .bar
|
||||
# -g : GOP, for searchability
|
||||
ffmpeg -i input.foo -vcodec bar -acodec baz -b:v 21000k -b:a 320k -g 150 -threads 4 output.bar
|
||||
|
||||
# Convert image sequence to video
|
||||
ffmpeg -r 18 -pattern_type glob -i '*.png' -b:v 21000k -s hd1080 -vcodec vp9 -an -pix_fmt yuv420p -deinterlace output.ext
|
||||
|
||||
# Combine video and audio into one file
|
||||
ffmpeg -i video.ext -i audio.ext -c:v copy -c:a copy output.ext
|
||||
|
||||
# Listen to 10 seconds of audio from a video file
|
||||
#
|
||||
@ -10,3 +20,4 @@ for f in *.m4a; do ffmpeg -i "$f" -acodec libmp3lame -ab 320k "${f%.m4a}.mp3"; d
|
||||
# -t : seconds to cut
|
||||
# -autoexit : closes ffplay as soon as the audio finishes
|
||||
ffmpeg -ss 00:34:24.85 -t 10 -i path/to/file.mp4 -f mp3 pipe:play | ffplay -i pipe:play -autoexit
|
||||
|
||||
|
@ -11,6 +11,24 @@ git config --global color.ui true
|
||||
# To stage all changes for commit:
|
||||
git add --all
|
||||
|
||||
# To stash changes locally, this will keep the changes in a separate changelist
|
||||
# called stash and the working directory is cleaned. You can apply changes
|
||||
# from the stash anytime
|
||||
git stash
|
||||
|
||||
# To stash changes with a message
|
||||
git stash save "message"
|
||||
|
||||
# To list all the stashed changes
|
||||
git stash list
|
||||
|
||||
# To apply the most recent change and remove the stash from the stash list
|
||||
git stash pop
|
||||
|
||||
# To apply any stash from the list of stashes. This does not remove the stash
|
||||
# from the stash list
|
||||
git stash apply stash@{6}
|
||||
|
||||
# To commit staged changes
|
||||
git commit -m "Your commit message"
|
||||
|
||||
@ -124,3 +142,10 @@ git show :/cool
|
||||
|
||||
# Undo parts of last commit in a specific file
|
||||
git checkout -p HEAD^ -- /path/to/file
|
||||
|
||||
# Revert a commit and keep the history of the reverted change as a separate revert commit
|
||||
git revert <commit SHA>
|
||||
|
||||
# Pich a commit from a branch to current branch. This is different than merge as
|
||||
# this just applies a single commit from a branch to current branch
|
||||
git cherry-pick <commit SHA1>
|
||||
|
20
cheat/cheatsheets/hg
Normal file
20
cheat/cheatsheets/hg
Normal file
@ -0,0 +1,20 @@
|
||||
# Clone a directory
|
||||
hg clone
|
||||
|
||||
# Add files to hg tracker
|
||||
hg add filename
|
||||
|
||||
# Add all files in a folder to hg tracker
|
||||
hg add folder/
|
||||
|
||||
# Create a commit with all tracked changes and a message
|
||||
hg commit -m "message"
|
||||
|
||||
# Push commits to source repository
|
||||
hg push
|
||||
|
||||
# Pull changes from source repository
|
||||
hg pull
|
||||
|
||||
# Rebase local commits to disambiguate with remote repository
|
||||
hg pull --rebase
|
@ -4,20 +4,34 @@ sudo lsof -i4
|
||||
# List all IPv6 network files
|
||||
sudo lsof -i6
|
||||
|
||||
# To find listening ports:
|
||||
# List all open sockets
|
||||
lsof -i
|
||||
|
||||
# List all listening ports
|
||||
lsof -Pnl +M -i4
|
||||
|
||||
# To find which program is using the port 80:
|
||||
# Find which program is using the port 80
|
||||
lsof -i TCP:80
|
||||
|
||||
# List all connections to a specific host
|
||||
lsof -i@192.168.1.5
|
||||
|
||||
# List all processes accessing a particular file/directory
|
||||
lsof </path/to/file>
|
||||
|
||||
# List all files open for a particular user
|
||||
lsof -u <username>
|
||||
|
||||
# List all files/network connections a given process is using
|
||||
# List all files/network connections a command is using
|
||||
lsof -c <command-name>
|
||||
|
||||
# List all files a process has open
|
||||
lsof -p <pid>
|
||||
|
||||
# List all files open mounted at /mount/point.
|
||||
# Particularly useful for finding which process(es) are using a
|
||||
# mounted USB stick or CD/DVD.
|
||||
lsof +f -- </mount/point>
|
||||
|
||||
# See this primer: http://www.danielmiessler.com/study/lsof/
|
||||
# for a number of other useful lsof tips
|
||||
|
22
cheat/cheatsheets/npm
Normal file
22
cheat/cheatsheets/npm
Normal file
@ -0,0 +1,22 @@
|
||||
# Every command shown here can be used with the `-g` switch for global scope
|
||||
|
||||
# Install a package in the current directory
|
||||
npm install <package>
|
||||
|
||||
# Install a package, and save it in the `dependencies` section of `package.json`
|
||||
npm install --save <package>
|
||||
|
||||
# Install a package, and save it in the `devDependencies` section of `package.json`
|
||||
npm install --save-dev <package>
|
||||
|
||||
# Show outdated packages in the current directory
|
||||
npm outdated
|
||||
|
||||
# Update outdated packages
|
||||
npm update
|
||||
|
||||
# Update `npm` (will override the one shipped with Node.js)
|
||||
npm install -g npm
|
||||
|
||||
# Uninstall a package
|
||||
npm uninstall <package>
|
46
cheat/cheatsheets/org-mode
Normal file
46
cheat/cheatsheets/org-mode
Normal file
@ -0,0 +1,46 @@
|
||||
Begin org-mode ALT-x org-mode
|
||||
Save CTRL-x CTRL-s
|
||||
Export in other file formats (eg HTML,PDF) CTRL-c CTRL-e
|
||||
|
||||
# Outline
|
||||
|
||||
Section heading *
|
||||
New headline ALT-return
|
||||
Move headline up or down ALT-up_arrow/down_arrow
|
||||
Adjust indent depth of headline ALT-left_arrow/right_arrow
|
||||
Open/collapse section TAB
|
||||
Open/collapse All CTRL-TAB
|
||||
|
||||
# To-Do Lists
|
||||
|
||||
Mark list item as TODO ** TODO
|
||||
Cycle through workflow SHIFT-left_arrow/right_arrow
|
||||
Show only outstanding TODO items CTRL-c CTRL-v
|
||||
|
||||
# Tables
|
||||
|
||||
Table column separator Vertical/pipe character
|
||||
Reorganize table TAB
|
||||
Move column ALT-left_arrow/right_arrow
|
||||
Move row ALT-up_arrow/down_arrow
|
||||
|
||||
# Styles
|
||||
|
||||
*bold*
|
||||
/italic/
|
||||
_underlined_
|
||||
=code=
|
||||
~verbatim~
|
||||
+strike-through+
|
||||
|
||||
# Heading
|
||||
|
||||
Header -*- mode: org -*-
|
||||
|
||||
# .emacs
|
||||
|
||||
To make org-mode automatically wrap lines:
|
||||
|
||||
(add-hook 'org-mode-hook
|
||||
'(lambda ()
|
||||
(visual-line-mode 1)))
|
13
cheat/cheatsheets/patch
Normal file
13
cheat/cheatsheets/patch
Normal file
@ -0,0 +1,13 @@
|
||||
# Patch one file
|
||||
patch version1 < version.patch
|
||||
|
||||
# Reverse a patch
|
||||
patch -R version1 < version.patch
|
||||
|
||||
# Patch all files in a directory, adding any missing new files
|
||||
# -p strips leading slashes
|
||||
$ cd dir
|
||||
$ patch -p1 -i ../big.patch
|
||||
|
||||
# Patch files in a directory, with one level (/) offset
|
||||
patch -p1 -r version1/ < version.patch
|
27
cheat/cheatsheets/pkgtools
Normal file
27
cheat/cheatsheets/pkgtools
Normal file
@ -0,0 +1,27 @@
|
||||
# Create a Slackware package from a structured directory and sub-tree
|
||||
$ cd /path/to/pkg/dir
|
||||
$ su - c 'makepkg --linkadd y --chown n $foo-1.0.3-x86_64-1_tag.tgz'
|
||||
|
||||
|
||||
# Install a Slackware package
|
||||
installpkg foo-1.0.3-x86_64-1.tgz
|
||||
|
||||
# Install a Slackware package to non-standard location
|
||||
ROOT=/path/to/dir installpkg foo-1.0.4-noarch-1.tgz
|
||||
|
||||
# Create backup of files that will be overwritten when installing
|
||||
tar czvf /tmp/backup.tar.gz $(installpkg --warn foo-1.0.4-noarch-1.tgz)
|
||||
|
||||
|
||||
# Upgrade a Slackware package including files only in new version
|
||||
upgradepkg --install-new foo-1.0.6-noarch-1.tgz
|
||||
|
||||
# Upgrade a Slackware package even if version is the same
|
||||
upgradepkg --reinstall foo-1.0.4-noarch-1.tgz
|
||||
|
||||
|
||||
# Remove a Slackware package
|
||||
removepkg foo-0.2.8-x86_64-1
|
||||
|
||||
# Remove a Slackware package, retaining a backup (uninstalled) copy
|
||||
removepkg -copy foo-0.2.8-x86_64-1 # -> /var/log/setup/tmp/preserved_packages/foo...
|
2
cheat/cheatsheets/popd
Normal file
2
cheat/cheatsheets/popd
Normal file
@ -0,0 +1,2 @@
|
||||
# Returns to the directory at the top of the `pushd' stack
|
||||
popd
|
5
cheat/cheatsheets/pushd
Normal file
5
cheat/cheatsheets/pushd
Normal file
@ -0,0 +1,5 @@
|
||||
# Pushes your current directory to the top of a stack while changing to the specified directory
|
||||
pushd <directory>
|
||||
|
||||
# To return use popd
|
||||
popd
|
5
cheat/cheatsheets/rpm2cpio
Normal file
5
cheat/cheatsheets/rpm2cpio
Normal file
@ -0,0 +1,5 @@
|
||||
# List contents of RPM
|
||||
rpm2cpio foo.rpm | cpio -vt
|
||||
|
||||
# Extract contents of RPM
|
||||
rpm2cpio foo.rpm | cpio -vid
|
8
cheat/cheatsheets/shutdown
Normal file
8
cheat/cheatsheets/shutdown
Normal file
@ -0,0 +1,8 @@
|
||||
# Reboot the system immediately
|
||||
shutdown -r now
|
||||
|
||||
# Shut system down immediately
|
||||
shutdown -h now
|
||||
|
||||
# Reboot system after 5 minutes
|
||||
shutdown -r +5
|
32
cheat/cheatsheets/sport
Normal file
32
cheat/cheatsheets/sport
Normal file
@ -0,0 +1,32 @@
|
||||
# Sync to newest SlackBuild.org tree
|
||||
sport r
|
||||
|
||||
# Search (fuzzy) SlackBuild tree for packages foo and BaR
|
||||
sport s foo bar
|
||||
|
||||
# Operate from alternate build tree
|
||||
SBOPATH=/path/to/tree sport s foo
|
||||
|
||||
# View info and README of BaR (not fuzzy)
|
||||
sport c foo BaR
|
||||
|
||||
# Build a package
|
||||
sport i --build-only foo
|
||||
|
||||
# Build and install package foo and BaR
|
||||
sport i foo BaR
|
||||
|
||||
# Build and install package from current directory
|
||||
sport i .
|
||||
|
||||
# Upgrade instead of install
|
||||
INSTALLER=upgradepkg sport i foo
|
||||
|
||||
# Build dependency list for baz
|
||||
echo "foo BaR" >> /tmp/baz.list
|
||||
|
||||
# Install list of packages from file
|
||||
sport i $(< /tmp/baz.list)
|
||||
|
||||
# Check if package is installed
|
||||
sport k foo
|
20
cheat/cheatsheets/sqlite3
Normal file
20
cheat/cheatsheets/sqlite3
Normal file
@ -0,0 +1,20 @@
|
||||
# create database and launch interactive shell
|
||||
sqlite3 example.db
|
||||
|
||||
# create table
|
||||
sqlite3 example.db "CREATE TABLE Os(ID INTEGER PRIMARY KEY, Name TEXT, Year INTEGER);"
|
||||
|
||||
# insert data
|
||||
sqlite3 example.db "INSERT INTO 'Os' VALUES(1,'Linux',1991);"
|
||||
|
||||
# list tables
|
||||
sqlite3 example.db ".tables"
|
||||
|
||||
# view records in table
|
||||
sqlite3 example.db "SELECT * FROM 'Os';"
|
||||
|
||||
# view records in table conditionally
|
||||
sqlite example.db "SELECT * FROM 'Os' WHERE Year='1991';"
|
||||
|
||||
# view records with fuzzy matching
|
||||
sqlite3 ~/example.db "SELECT * FROM 'Os' WHERE Year like '19%';"
|
2
cheat/cheatsheets/su
Normal file
2
cheat/cheatsheets/su
Normal file
@ -0,0 +1,2 @@
|
||||
# Switch to another user account
|
||||
su USERNAME
|
14
cheat/cheatsheets/trashy
Normal file
14
cheat/cheatsheets/trashy
Normal file
@ -0,0 +1,14 @@
|
||||
# Trash foo and bar
|
||||
trash foo bar
|
||||
|
||||
# Trash "foo bar"
|
||||
trash foo\ bar
|
||||
|
||||
# List files in trash
|
||||
trash -v --list
|
||||
|
||||
# Restore foo from trash
|
||||
trash --restore foo
|
||||
|
||||
# Empty trash
|
||||
trash --empty
|
14
cheat/cheatsheets/urpm
Normal file
14
cheat/cheatsheets/urpm
Normal file
@ -0,0 +1,14 @@
|
||||
# search (fuzzy) for package foo
|
||||
urpmq -Y foo
|
||||
|
||||
# check if foo is installed
|
||||
rpm -q foo
|
||||
|
||||
# install package foo
|
||||
urpmi foo
|
||||
|
||||
# download but don't install foo
|
||||
urpmi --no-install foo
|
||||
|
||||
# uninstall package foo
|
||||
urpme foo
|
14
cheat/cheatsheets/xmlto
Normal file
14
cheat/cheatsheets/xmlto
Normal file
@ -0,0 +1,14 @@
|
||||
# DocBook XML to PDF
|
||||
xmlto pdf mydoc.xml
|
||||
|
||||
# DocBook XML to HTML
|
||||
xmlto -o html-dir html mydoc.xml
|
||||
|
||||
# DocBook XML to single HTML file
|
||||
xmlto html-nochunks mydoc.xml
|
||||
|
||||
# modify output with XSL override
|
||||
xmlto -m ulink.xsl pdf mydoc.xml
|
||||
|
||||
# use non-default xsl
|
||||
xmlto -x mystylesheet.xsl pdf mydoc.xml
|
@ -1,9 +1,8 @@
|
||||
import os
|
||||
import shutil
|
||||
import subprocess
|
||||
|
||||
from cheat import sheets
|
||||
from cheat.utils import die, editor
|
||||
from cheat.utils import die, open_with_editor
|
||||
|
||||
def copy(current_sheet_path, new_sheet_path):
|
||||
""" Copies a sheet to a new path """
|
||||
@ -39,22 +38,12 @@ def create_or_edit(sheet):
|
||||
def create(sheet):
|
||||
""" Creates a cheatsheet """
|
||||
new_sheet_path = os.path.join(sheets.default_path(), sheet)
|
||||
|
||||
try:
|
||||
subprocess.call([editor(), new_sheet_path])
|
||||
|
||||
except OSError:
|
||||
die('Could not launch ' + editor())
|
||||
open_with_editor(new_sheet_path)
|
||||
|
||||
|
||||
def edit(sheet):
|
||||
""" Opens a cheatsheet for editing """
|
||||
|
||||
try:
|
||||
subprocess.call([editor(), path(sheet)])
|
||||
|
||||
except OSError:
|
||||
die('Could not launch ' + editor())
|
||||
open_with_editor(path(sheet))
|
||||
|
||||
|
||||
def exists(sheet):
|
||||
|
@ -7,7 +7,8 @@ def default_path():
|
||||
""" Returns the default cheatsheet path """
|
||||
|
||||
# determine the default cheatsheet dir
|
||||
default_sheets_dir = os.environ.get('DEFAULT_CHEAT_DIR') or os.path.join(os.path.expanduser('~'), '.cheat')
|
||||
default_sheets_dir = os.environ.get('DEFAULT_CHEAT_DIR') or os.path.join('~', '.cheat')
|
||||
default_sheets_dir = os.path.expanduser(os.path.expandvars(default_sheets_dir))
|
||||
|
||||
# create the DEFAULT_CHEAT_DIR if it does not exist
|
||||
if not os.path.isdir(default_sheets_dir):
|
||||
|
@ -1,6 +1,7 @@
|
||||
from __future__ import print_function
|
||||
import os
|
||||
import sys
|
||||
import subprocess
|
||||
|
||||
|
||||
def colorize(sheet_content):
|
||||
@ -12,14 +13,23 @@ def colorize(sheet_content):
|
||||
|
||||
try:
|
||||
from pygments import highlight
|
||||
from pygments.lexers import BashLexer
|
||||
from pygments.lexers import get_lexer_by_name
|
||||
from pygments.formatters import TerminalFormatter
|
||||
|
||||
# if pygments can't load, just return the uncolorized text
|
||||
except ImportError:
|
||||
return sheet_content
|
||||
|
||||
return highlight(sheet_content, BashLexer(), TerminalFormatter())
|
||||
first_line = sheet_content.splitlines()[0]
|
||||
lexer = get_lexer_by_name('bash')
|
||||
if first_line.startswith('```'):
|
||||
sheet_content = '\n'.join(sheet_content.split('\n')[1:-2])
|
||||
try:
|
||||
lexer = get_lexer_by_name(first_line[3:])
|
||||
except Exception:
|
||||
pass
|
||||
|
||||
return highlight(sheet_content, lexer, TerminalFormatter())
|
||||
|
||||
|
||||
def die(message):
|
||||
@ -30,20 +40,31 @@ def die(message):
|
||||
|
||||
def editor():
|
||||
""" Determines the user's preferred editor """
|
||||
if 'EDITOR' not in os.environ:
|
||||
|
||||
# determine which editor to use
|
||||
editor = os.environ.get('CHEAT_EDITOR') \
|
||||
or os.environ.get('VISUAL') \
|
||||
or os.environ.get('EDITOR') \
|
||||
or False
|
||||
|
||||
# assert that the editor is set
|
||||
if editor == False:
|
||||
die(
|
||||
'In order to create/edit a cheatsheet you must set your EDITOR '
|
||||
'environment variable to your editor\'s path.'
|
||||
'You must set a CHEAT_EDITOR, VISUAL, or EDITOR environment '
|
||||
'variable in order to create/edit a cheatsheet.'
|
||||
)
|
||||
|
||||
elif os.environ['EDITOR'] == "":
|
||||
die(
|
||||
'Your EDITOR environment variable is set to an empty string. It must '
|
||||
'be set to your editor\'s path.'
|
||||
)
|
||||
return editor
|
||||
|
||||
|
||||
def open_with_editor(filepath):
|
||||
""" Open `filepath` using the EDITOR specified by the environment variables """
|
||||
editor_cmd = editor().split()
|
||||
try:
|
||||
subprocess.call(editor_cmd + [filepath])
|
||||
except OSError:
|
||||
die('Could not launch ' + editor())
|
||||
|
||||
else:
|
||||
return os.environ['EDITOR']
|
||||
|
||||
def warn(message):
|
||||
""" Prints a message to stderr """
|
||||
|
BIN
man1/cheat.1.gz
Normal file
BIN
man1/cheat.1.gz
Normal file
Binary file not shown.
Reference in New Issue
Block a user