[{"data":1,"prerenderedAt":260},["ShallowReactive",2],{"project-15489535":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":27,"sentiment":28,"stance_mix":29,"scored_comments":34,"aspects":35,"strip":40,"post_text":42,"what":43,"said":71,"maker_in_thread":166,"shape":173,"grid":177,"attempts":221,"same_week":222,"maker_shows":193,"maker_hidden":252,"reader_version":253,"card":254},"15489535","BOOLR","A digital logic simulator","title","Show HN: BOOLR – A digital logic simulator","http:\u002F\u002Fboolr.me","boolr.me","GGBRW",1508230432,2017,136,21,292,2242,14,"notable","learning_science","digital logic simulator","desktop_app",[21,24,25,26],"logic gates","circuit simulator","computer architecture","curious",0.278,{"positive":30,"neutral":31,"mixed":32,"critical":33},4,5,0,1,10,{"execution":36,"idea":37,"design":38,"docs":39},{"positive":33,"critical":33},{"positive":32,"critical":32},{"positive":33,"critical":32},{"positive":32,"critical":32},[32,31,41,41,31,41,41,32,31,32,32,41,32,33,32,32,31,32,32,32,32],3,null,{"problem":44,"audience":51,"pricing":42,"motivation":55,"time_to_build":42,"stack":59,"openness":68,"stage":69,"team_size":70},{"value":45,"source":46,"evidence":47},"Lack of simulators suitable for building a working computer from logic gates","maker",[48],{"id":49,"by":11,"text":50},"15490458","Last year we wanted to make a working computer in a simulator for a school project. We had learned something about digital logic, and we planned to build a computer in a digital…",{"value":52,"source":46,"evidence":53},"Students and people learning digital electronics",[54],{"id":49,"by":11,"text":50},{"value":56,"source":46,"evidence":57},"School project to build a working computer in a logic simulator",[58],{"id":49,"by":11,"text":50},[60,64],{"value":61,"source":46,"evidence":62},"Electron",[63],{"id":49,"by":11,"text":50},{"value":65,"source":46,"evidence":66},"JavaScript",[67],{"id":49,"by":11,"text":50},"unknown","beta","team",{"praise":72,"objections":93,"requests":104,"questions":116,"alternatives":135},[73],{"value":74,"source":75,"evidence":76},"Looks impressive and well done","commenter",[77,81,85,89],{"id":78,"by":79,"text":80},"15490776","_Codemonkeyism","Your work is amazing, very well done.",{"id":82,"by":83,"text":84},"15513151","iampims","This is very impressive",{"id":86,"by":87,"text":88},"15491262","Xophmeister","This seems like one of the few software projects where using Electron is actually reasonable... Sorry! Couldn't resist ;) Joking aside, this looks really cool.",{"id":90,"by":91,"text":92},"15490631","yunyu","Wow, this is pretty cool, I can definitely see myself using this over Quartus for experimentation. It would be even better if it supported displaying logic gates in the ANSI…",[94],{"value":95,"source":75,"evidence":96},"Rewiring requires removing connections and rewiring manually",[97,101],{"id":98,"by":99,"text":100},"15490666","childintime","How to rewire? \"Remove connection\" and then wire again?",{"id":102,"by":11,"text":103},"15490909","Yes, unfortunately there is no easier option to rewire... We will definitely make a more efficient and more stable wiring system in BOOLR 2.0 with also, for example, options to…",[105,112],{"value":106,"source":75,"evidence":107},"Export or compile to VHDL\u002FVerilog",[108],{"id":109,"by":110,"text":111},"15491461","gravypod","I have two questions: ``` 1. Does your code support a place where someone can implement a logic optimizer\u002Fcompiler pass 2. Can you compile to VHDL\u002FVerilog ```",{"value":113,"source":75,"evidence":114},"ANSI-style logic gate display",[115],{"id":90,"by":91,"text":92},[117,128],{"value":118,"source":75,"evidence":119},"Can the full working computer be simulated?",[120,124],{"id":121,"by":122,"text":123},"15490921","amelius","Nice work. One question: were you able to simulate the full working computer (that you originally planned to make) in this simulator? And some advice: you might want to gain some…",{"id":125,"by":126,"text":127},"15490963","OnACoffeeBreak","Looks like they did. Take a look under \"Download Boards\" part of the site.",{"value":129,"source":75,"evidence":130},"How does it compare to Logisim?",[131],{"id":132,"by":133,"text":134},"15492427","sagark","This looks great! Did you try Logisim when you were trying out other tools? How does this compare? We've used Logisim for a long time teaching 61C at Berkeley (e.g.…",[136,148,152,159],{"value":137,"source":75,"evidence":138},"Logisim",[139,143,144],{"id":140,"by":141,"text":142},"15492136","mrguyorama","I also wanted to make a computer in a logic simulator. However, I found http:\u002F\u002Fwww.cburch.com\u002Flogisim\u002F was good enough for my needs. It allowed me to create a 16bit simple cpu…",{"id":132,"by":133,"text":134},{"id":145,"by":146,"text":147},"15494699","zeusk","You should try Logism!",{"value":149,"source":75,"evidence":150},"Quartus",[151],{"id":90,"by":91,"text":92},{"value":153,"source":75,"evidence":154},"QUCS",[155],{"id":156,"by":157,"text":158},"15490889","_pmf_","I've used QUCS for this purpopse, which allows inclusion of Verilog\u002FVHDL modules via FreeHDL.",{"value":160,"source":75,"evidence":161},"Tk Gate",[162],{"id":163,"by":164,"text":165},"15491710","pkaye","Its pretty old now but has anyone tried out Tk Gate?",{"comments":30,"answered":33,"key":167},[168,169,172],{"id":49,"text":50},{"id":170,"text":171},"15490623","That’s right! You can also scroll around by moving the mouse with the middle mouse button down.",{"id":102,"text":103},{"commenters":174,"max_depth":41,"maker_replies":30,"first_comment_mins":175,"lifespan_hours":176},16,235,66,[178,180,182,183,185,187,188,190,192,195,196,199,202,203,206,207,209,211,213,216,219],[49,32,32,179,11,33],"project\u002Fneutral\u002Fidea",[78,32,31,181,79,32],"maker\u002Fpositive\u002Fexecution",[121,32,41,179,122,32],[125,32,41,184,126,32],"project\u002Fneutral\u002Fexecution",[86,32,31,186,87,32],"project\u002Fpositive\u002Fnone",[109,32,41,179,110,32],[132,32,41,189,133,32],"project\u002Fneutral\u002Fnone",[140,33,32,191,141,32],"other\u002Fneutral\u002Fnone",[90,193,31,194,91,32],2,"project\u002Fpositive\u002Fdesign",[156,41,32,191,157,32],[197,30,32,191,198,32],"15490886","Existenceblinks",[200,31,41,201,99,32],"15490606","maker\u002Fneutral\u002Fdocs",[170,31,32,201,11,33],[98,204,33,205,99,32],6,"project\u002Fcritical\u002Fexecution",[102,204,32,205,11,33],[163,208,32,191,164,32],7,[82,210,31,186,83,32],8,[145,212,32,191,146,32],9,[214,212,32,215,11,33],"15495455","commenter\u002Fneutral\u002Fnone",[217,212,32,191,218,32],"15500192","godelmachine",[220,212,32,191,146,32],"15504378",[],[223,228,233,238,242,247],{"id":224,"name":225,"points":226,"category":227},"15492248","Metaballs",673,"creative",{"id":229,"name":230,"points":231,"category":232},"15466817","CoinMall Alpha",156,"finance_crypto",{"id":234,"name":235,"points":236,"category":237},"15484390","FaxRocket",152,"productivity",{"id":239,"name":240,"points":241,"category":237},"15494655","Writing",133,{"id":243,"name":244,"points":245,"category":246},"15461000","Vue-Model",109,"languages",{"id":248,"name":249,"points":250,"category":251},"15481298","libsignal-node",88,"security_privacy",false,"v2",{"id":255,"name":5,"line":6,"ai":252,"cat":20,"year":13,"points":14,"comments":15,"rec":27,"s":256,"top":18,"kw":257,"maker":11,"domain":10,"tier":19,"attempts":32,"strip":258,"url":9,"mix":259,"praise":74,"objection":95,"sub":21},15489535,0.28,[21,24,25,26],"053353305003010050000",[30,31,32,33],1794036559845]