APOD
                                Astronomy Picture of the Day - ukážka ako môže taká veľmi, veľmi jednoduchá aplikácia vyzerať. Používané dáta z NASA.gov.
                            
                        How to download and setup APOD
Open terminal and run command
                                            git clone https://github.com/pavelsurovy/APOD.git
                                        
                                        git clone is used to create a copy or clone of APOD repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with APOD https://github.com/pavelsurovy/APOD/archive/master.zip
Or simply clone APOD with SSH
                                            [email protected]:pavelsurovy/APOD.git                                    
                                    If you have some problems with APOD
You may open issue on APOD support forum (system) here: https://github.com/pavelsurovy/APOD/issuesSimilar to APOD repositories
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