[{"data":1,"prerenderedAt":274},["ShallowReactive",2],{"project-10159039":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":10,"maker":11,"posted_at":12,"year":13,"points":14,"comments":15,"rank_in_year":16,"shown_in_year":17,"top":18,"tier":19,"category":20,"subcategory":21,"format":22,"keywords":23,"reception":28,"sentiment":29,"stance_mix":30,"scored_comments":34,"aspects":35,"strip":41,"post_text":43,"what":44,"said":82,"maker_in_thread":165,"shape":173,"grid":177,"attempts":236,"same_week":237,"maker_shows":182,"maker_hidden":266,"reader_version":267,"card":268},"10159039","Javvy","A fun way to learn Java on iOS and Android","title","Show HN: Javvy – A fun way to learn Java on iOS and Android","http:\u002F\u002Fjavvy-app.com","javvy-app.com","hgllnt",1441201258,2015,77,26,347,2565,14,"notable","learning_science","programming tutorials","mobile_app",[24,25,26,27],"learn java","java tutorial","mobile learning","programming lessons","loved",0.519,{"positive":31,"neutral":32,"mixed":32,"critical":33},7,2,0,11,{"idea":36,"pricing":38,"design":39,"docs":40},{"positive":37,"critical":33},5,{"positive":33,"critical":33},{"positive":32,"critical":33},{"positive":33,"critical":33},[37,33,42,37,33,37,33,33,33,37,33,33,33,42,33,37,33,42,33,42,33,33,37,33,37,33],3,null,{"problem":45,"audience":52,"pricing":61,"motivation":69,"time_to_build":43,"stack":79,"openness":80,"stage":81,"team_size":80},{"value":46,"source":47,"evidence":48},"Learning Java is hard for beginners; bite-size mobile lessons lower the barrier to entry","maker",[49],{"id":50,"by":11,"text":51},"10159691","Thanks! Accessibility is still a big issue and I think that, yes, bite-size tutorials like ours are a great way to lower the \"barriers to entry\" - especially for non-technical…",{"value":53,"source":54,"evidence":55},"Beginners and non-technical people learning Java; developers brushing up","inferred",[56,57],{"id":50,"by":11,"text":51},{"id":58,"by":59,"text":60},"10159228","tylerpachal","Is this aimed mainly at beginners? I would be interested in brushing up on my Java, and would like to skip over the basic stuff like variables and conditional statements and…",{"value":62,"source":63,"evidence":64},"Not free after a point, per a commenter","commenter",[65],{"id":66,"by":67,"text":68},"10172564","mrtimo","I teach a beginning Java course at the university. I told my students to install your app... Apparently it's not free after a point... if you need testers, I have 40 students…",{"value":70,"source":54,"evidence":71},"Bring some fun to learning programming, Duolingo-style",[72,76],{"id":73,"by":74,"text":75},"10159156","arturadib","This is \"Duolingo for programming languages\". Well done.",{"id":77,"by":11,"text":78},"10159239","Thanks! We'd definitely love to see more people get \"fluent\" in Java.",[],"unknown","launched",{"praise":83,"objections":106,"requests":127,"questions":148,"alternatives":157},[84,92,99],{"value":85,"source":63,"evidence":86},"Fun, Duolingo-style approach to learning programming",[87,88],{"id":73,"by":74,"text":75},{"id":89,"by":90,"text":91},"10159464","tixocloud","Interesting concept. I especially like that you've made it a little bit more fun, which could make it more accessible. If I'm not mistaken, these are bite-size tutorials? Will it…",{"value":93,"source":63,"evidence":94},"Simple, clean design",[95],{"id":96,"by":97,"text":98},"10159591","an4rchy","I like the simple design. I just noticed that you guys are also behind Swifty. Which languages are you guys planning on next?",{"value":100,"source":63,"evidence":101},"Engaging first question that completes a string literal",[102],{"id":103,"by":104,"text":105},"10159345","markbnj","I love how the first question is presented so the answer is the completion of a string literal, which is then printed. Very interesting approach to getting people engaged right…",[107,115,123],{"value":108,"source":63,"evidence":109},"Limited input on phone screens; choosing from two options is not enough",[110,114],{"id":111,"by":112,"text":113},"10160950","kalatalabnik","Hi, looks good, interesting way to learn about Java. IMHO it would be nice, if there were more space for user input (choosing from two options is not enough). Questions at the…",{"id":50,"by":11,"text":51},{"value":116,"source":63,"evidence":117},"Some lesson wording and content errors",[118,122],{"id":119,"by":120,"text":121},"10159387","mentos","Second example was a little confusing for me \"A variable can only remember one value at a time. If you want to change its value, simply use its name without the type.\" The…",{"id":111,"by":112,"text":113},{"value":124,"source":63,"evidence":125},"Not free after a point",[126],{"id":66,"by":67,"text":68},[128,140,144],{"value":129,"source":63,"evidence":130},"More languages such as JavaScript, PHP, Python",[131,135,139],{"id":132,"by":133,"text":134},"10159451","ausjke","very interesting, what about do this to other languages too, say php, lua, python, javascript... Duolingo to \"programming\" languages that is.",{"id":136,"by":137,"text":138},"10161562","markdeloura","Great job with your app! I'm enjoying playing with it. Java was a wise language choice given it is the language used by AP Computer Science A courses. I hope you will consider…",{"id":111,"by":112,"text":113},{"value":141,"source":63,"evidence":142},"More interactive questions and user input",[143],{"id":111,"by":112,"text":113},{"value":145,"source":63,"evidence":146},"Skip basics for advanced Java topics",[147],{"id":58,"by":59,"text":60},[149,153],{"value":150,"source":63,"evidence":151},"Is it aimed at beginners?",[152],{"id":58,"by":59,"text":60},{"value":154,"source":63,"evidence":155},"Will it lead to a finished program?",[156],{"id":89,"by":90,"text":91},[158],{"value":159,"source":63,"evidence":160},"Codecademy",[161],{"id":162,"by":163,"text":164},"10161003","leke","If you like this environment, https:\u002F\u002Fwww.codecademy.com\u002Flearn already has a php course.",{"comments":34,"answered":166,"key":167},4,[168,169,170],{"id":50,"text":51},{"id":77,"text":78},{"id":171,"text":172},"10159748","Thanks! Now that we're into Java, we might delve into COBOL. I'm kidding, we'll keep you posted on our future plans! It'll be something useful, that's for sure. :)",{"commenters":174,"max_depth":166,"maker_replies":34,"first_comment_mins":175,"lifespan_hours":176},16,19,54,[178,180,183,185,186,188,190,191,195,198,199,201,204,207,209,212,214,216,218,220,223,224,226,228,230,234],[89,33,37,179,90,33],"project\u002Fpositive\u002Fidea",[50,33,33,181,11,182],"project\u002Fneutral\u002Fperformance",1,[66,33,42,184,67,33],"project\u002Fmixed\u002Fpricing",[73,182,37,179,74,33],[77,182,33,187,11,182],"maker\u002Fneutral\u002Fnone",[96,32,37,189,97,33],"project\u002Fpositive\u002Fdesign",[171,32,33,187,11,182],[192,32,33,193,194,33],"10160050","other\u002Fneutral\u002Fnone","meekins",[196,32,33,197,11,182],"10160367","commenter\u002Fneutral\u002Fnone",[136,42,37,179,137,33],[200,42,33,187,11,182],"10161607",[202,166,33,193,203,33],"10159204","impostervt",[205,166,33,193,206,33],"10159474","Karunamon",[119,37,42,208,120,33],"project\u002Fneutral\u002Fdocs",[210,37,33,211,11,182],"10160151","maker\u002Fneutral\u002Fdocs",[103,213,37,189,104,33],6,[215,213,33,187,11,182],"10159412",[58,31,42,217,59,33],"project\u002Fneutral\u002Fidea",[219,31,33,217,11,182],"10159316",[111,221,42,222,112,33],8,"project\u002Fmixed\u002Fdocs",[162,221,33,197,163,33],[225,221,33,211,11,182],"10161569",[132,227,37,179,133,33],9,[229,227,33,217,11,182],"10159520",[231,232,37,179,233,33],"10160809",10,"sjdev",[235,232,33,187,11,182],"10161539",[],[238,243,248,253,258,262],{"id":239,"name":240,"points":241,"category":242},"10129137","Flarum",163,"web_saas",{"id":244,"name":245,"points":246,"category":247},"10143341","TubeNearYou",102,"consumer_social",{"id":249,"name":250,"points":251,"category":252},"10133832","Forms",82,"dev_tools",{"id":254,"name":255,"points":256,"category":257},"10162121","instapainting.com",75,"ai",{"id":259,"name":260,"points":261,"category":242},"10145992","Hitcount.me",67,{"id":263,"name":264,"points":265,"category":242},"10151854","Filesprout",63,false,"v2",{"id":269,"name":5,"line":6,"ai":266,"cat":20,"year":13,"points":14,"comments":15,"rec":28,"s":270,"top":18,"kw":271,"maker":11,"domain":10,"tier":19,"attempts":33,"strip":272,"url":9,"mix":273,"praise":85,"objection":108,"sub":21},10159039,0.52,[24,25,26,27],"50350500050003050303005050",[31,32,32,33],1794036535084]