All OS-X related Questions

how to Install Mac Os Mojave into window 7 ?

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used with code alamofire 3.0 and it now with alamofire 4.0 it gives error , what wrong ?

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i want to know what is diffrence between exec() and system() and passthru() in PHP ? because sometime i want to run some system command , i mostly use exec , but dont which one is good to use to run system command in webservers(use both : linux or windows) , so advise me

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i am using Alamofire for requesting data from the server i am finding error like Cannot invoke 'request' with an argument list of type '(String)' i am using Alamofire 3.5 . and i find this is definition at code suggestion Alamofire.request( URLRequest: URLRequestConvertible) so what should i do ? how can i convert '(String)' to '(URLRequest)' i am very beginner for iOS coding with swift so help

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after setting up PodFile at project with pod 'Alamofire', '~> 3.1.2' i run instead the setting up CocoaPods i got above error so help

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some reason brew update don't work i tried first its give me same mess /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require': cannot load such file -- mach (LoadError) from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require' from /usr/local/Library/Homebrew/extend/pathname.rb:2:in `<top (required)>' from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require' from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require' from /usr/local/Library/Homebrew/global.rb:3:in `<top (required)>' from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require' from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:55:in `require' from /usr/local/Library/brew.rb:15:in `<main>' i don't what is issue with brew . its file permission issue or other don't know ?

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