Throughout, let
return_type be the type of object/primitive/etc. you'd like to return (commonly void)blockName be the variable name of the block you're creatingvar_type be the type object/primitive/etc. you'd like to pass as an argument (leave blank for no parameters)varName be the variable name of the given parameter And remember that you can create as many parameters as you'd like.Possibly the most common for of declaration.
| import Foundation | |
| /// An abstract class that makes building simple asynchronous operations easy. | |
| /// Subclasses must implement `execute()` to perform any work and call | |
| /// `finish()` when they are done. All `NSOperation` work will be handled | |
| /// automatically. | |
| open class AsynchronousOperation: Operation { | |
| // MARK: - Properties |
| export PAGE="Paul Graham" && clear && curl "https://en.wikiquote.org/w/index.php?title=$(echo $PAGE | sed 's/[[:blank:]]/_/g')&action=edit" 2>/dev/null | grep "\s*\*\s[^\[\*]" | sed 's/^\*[[:blank:]]//g' | sort -R | head -n 1 | fold -s |
| export PAGE="Paul Graham" && clear && curl "https://en.wikiquote.org/w/index.php?title=$(echo $PAGE | sed 's/[[:blank:]]/_/g')&action=edit" 2>/dev/null | grep "\s*\\s[^\[\]" | sed 's/^\*[[:blank:]]//g' | sort -R | head -n 1 | fold -s |
| # Ways to execute a shell script in Ruby | |
| # Example Script - Joseph Pecoraro | |
| cmd = "echo 'hi'" # Sample string that can be used | |
| # 1. Kernel#` - commonly called backticks - `cmd` | |
| # This is like many other languages, including bash, PHP, and Perl | |
| # Returns the result of the shell command | |
| # Docs: http://ruby-doc.org/core/classes/Kernel.html#M001111 |
| // example with CIColorPosterize | |
| let context = CIContext(options: nil) | |
| var ciImage = CIImage(cgImage: image.cgImage!) | |
| ciImage = ciImage.applyingFilter("CIColorPosterize", parameters: ["inputImage" : ciImage, "inputLevels" : 2]) | |
| let cgImage = context.createCGImage(ciImage, from: ciImage.extent)! | |
| let filteredUiImage = UIImage(cgImage: cgImage, scale: image.scale, orientation: .up) |
| class Fixnum | |
| alias_method :_div, :/ | |
| def /(a) | |
| if a == 0 | |
| 0 | |
| else | |
| _div a | |
| end | |
| end |
| # src: http://jeroenjanssens.com/2013/08/16/quickly-navigate-your-filesystem-from-the-command-line.html | |
| export MARKPATH=$HOME/.marks | |
| function jump { | |
| cd -P $MARKPATH/$1 2>/dev/null || echo "No such mark: $1" | |
| } | |
| function mark { | |
| mkdir -p $MARKPATH; ln -s $(pwd) $MARKPATH/$1 | |
| } | |
| function unmark { |
| function decryptc(){ | |
| pbpaste > /tmp/encrypted_message.txt; gpg -d /tmp/encrypted_message.txt | pbcopy; rm /tmp/encrypted_message; pbpaste | |
| } | |
| function encryptc(){ | |
| pbaste | gpg -e -a -r $1 | pbcopy | |
| } |