전체 글164 이미 포트가 켜있다면, How to delete PORT and then run start again 포트 삭제하기 sudo killall node 그리고 다시 npm run start 를 통해 시작할 수 있다. 2020. 1. 22. JSON, JSON.parse(), JSON.STRINGIFY ( DELETE ) arrayDb.filter(x => x != null); => WHY? 2020. 1. 22. JSON, JSON.parse(), JSON.STRINGIFY ( POST )예제 if (req.method == "post") { console.log("post called"); let body = ""; req.on("data", function(data) { body += data; }); req.on("end", function() { const json = JSON.parse(body); const school = new School(json.name, json.address, json.type); let schoolArrays = [school]; let newDb; false.readFile("database.json", "utf-8", function(err, data) { if (data) { let originDb = JSON.parse(data); let arra.. 2020. 1. 22. JSON, JSON.stringify, ajax when sending json via ajax do you need to turn it into a string to send it? If it isn't a string, then it isn't JSON in the first place. JSON is a text based data format. HTTP is a text based communications protocol. JSON stands for javascript object notation JSON is based on the syntax for JavaScript literals. A JavaScript object is not JSON. AJAX is all about HTTP requests, which are basically.. 2020. 1. 22. prev 1 ··· 7 8 9 10 11 12 13 ··· 41 next