質問編集履歴
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```
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$ sudo node webServer.js
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Server running at http://localhost:80/
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/
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/js/three.js-master/build/three.min.js
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/js/OrbitControls.js
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/get_value
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レスポンス
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[]
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_http_outgoing.js:595
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throw new ERR_INVALID_ARG_TYPE('first argument',
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^
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TypeError [ERR_INVALID_ARG_TYPE]: The first argument must be one of type string or Buffer. Received type object
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-
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at write_ (_http_outgoing.js:595:11)
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at ServerResponse.write (_http_outgoing.js:567:10)
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at Object.getValue (/home/hasegawa/デスクトップ/akiyama/Node.js/webServer.js:104:17)
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at Server.<anonymous> (/home/hasegawa/デスクトップ/akiyama/Node.js/webServer.js:128:29)
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at Server.emit (events.js:198:13)
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at parserOnIncoming (_http_server.js:677:12)
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at HTTPParser.parserOnHeadersComplete (_http_common.js:109:17)
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```
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-
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「connected successfully」がうまく表示されずに次のログである「レスポンス」が表示されてしまいます。
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3
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### 補足情報(FW/ツールのバージョンなど)
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-
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mongo:4.0.10
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OS:Ubuntu
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// 接続文字列
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-
const url = 'mongodb://
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const url = 'mongodb://localhost:27017';
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-
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const dbName='study';
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-
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const assert=require('assert')
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var result=new Array();
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// MongoDB へ 接続
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MongoClient.connect(url, (err
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MongoClient.connect(url, function(err, client){
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-
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assert.equal(null,err);
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console.log("
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console.log("Connected successfully to server");
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-
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const db=client.db(dbName);
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findDocuments(db,function() {
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client.close();
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});
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// コレクション中で条件に合致するドキュメントを取得
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// collection.find({price: {$lt: 2000}}).toArray((error, documents)=>{
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// for (var document of documents) {
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// console.log(document.name);
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// }
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// });
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db.close();
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});
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const findDocuments=function(db,callback) {
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// コレクションの取得
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collection = db.collection("user");
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const collection = db.collection("user");
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// コレクションに含まれるドキュメントをすべて取得
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collection.find().toArray((err
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collection.find({}).toArray(function(err, documents) {
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assert.equal(err,null)
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for (var document of documents) {
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console.log(document.dist);
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console.log(
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console.log("Found the following records")
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result=push(document.dist);
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@@ -180,38 +212,24 @@
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}
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callback(documents);
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});
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}
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// HTTPレスポンスヘッダを出力する
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res.writeHead(200, {
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'content-Type': 'text/html'
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// console.log(document.name);
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// }
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// });
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db.close();
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});
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// HTTPレスポンスヘッダを出力する
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res.writeHead(200, {
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'content-Type': 'text/html'
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});
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console.log("レスポンス");
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console.log(result);
|
@@ -254,8 +272,6 @@
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Response["getThree"]();
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console.log("OK")
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-
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return;
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} else if (uri === "/js/OrbitControls.js") {
|
@@ -282,7 +298,7 @@
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// 指定されたポート(8080)でコネクションの受け入れを開始する
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-
server.listen(80)
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+
server.listen(80);
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console.log('Server running at http://localhost:80/');
|
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@@ -290,6 +306,8 @@
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```
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1
誤字
test
CHANGED
File without changes
|
test
CHANGED
@@ -28,7 +28,7 @@
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28
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29
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|
### 該当のソースコード
|
30
30
|
|
31
|
-
|
31
|
+
|
32
32
|
|
33
33
|
```ここに言語名を入力
|
34
34
|
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