是否可以通过Ajax请求将数据传递给没有全局变量的回调函数?
例如,这个请求函数应该通过回调函数传递passData,该回调函数也应该获得正常的响应数据?
function rquest(callback, passData){
$.ajax({
type: "POST",
url: someURL,
success: callback(passData)
});
};
function myCallback(data, passData){
var responseData = data;
var SomeOtherData = passData
//do Something
};
rquest(myCallback, "Hello World");
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因此,“ Hello World”应该位于passData中,数据应该是服务器的正常响应...如果我这样做,则数据为“ Hello World”并且passData是未定义的。
我正在整合第三方sdk,它是从应用程序类启动的.但是在Android Marshmallow API 23上进行测试时,我收到权限错误,因为SDK需要"ACCESS_COARSE_LOCATION"权限.
因为我需要在应用程序级别上集成SDK,而不是在活动级别上,当我打电话时
ActivityCompat.requestPermissions(this,new String[]{Manifest.permission.ACCESS_FINE_LOCATION},1 );
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IDE正在给出错误,因为"this"不是Activity.
是否可以从Application类请求Android权限.
目前我尝试用webpack实现请求,显然它不直接我已经实现了以下存根方法表单链接:
https://github.com/request/request/issues/1529
node: {
console: false,
fs: 'empty',
net: 'empty',
tls: 'empty'
}
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现在构建成功但我在da浏览器中出现以下错误并且注意到:
Uncaught Error: define cannot be used indirect
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任何人都有成功实现Uncaught Error的经验:define不能与webpack间接使用?
好的.有这两个代码:
// first example
request(imageUrl).then((data) => {
var wstream = fs.createWriteStream('doodle');
wstream.write(data);
})
// second example
request(imageUrl).pipe(fs.createWriteStream('doodle2'));
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我尝试做的是将图像保存到磁盘.第二个例子很好.但我的问题是:两个例子都做同样的任务,但为什么它们会产生不同的结果呢?顺便说一句,这是示例中的请求 - 承诺模块.
我正在尝试向Unity中的restful Web API发出POST请求.
标题是 Content-Type: application/json
原始数据输入的一个示例是,其中data是键,json字符串是值:
{
"data":{
"username":"name",
"email":"email@gmail.com",
"age_range":21,
"gender":"male",
"location":"california"
}
}
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这是我的脚本:
private static readonly string POSTAddUserURL = "http://db.url.com/api/addUser";
public WWW POST()
{
WWW www;
Hashtable postHeader = new Hashtable();
postHeader.Add("Content-Type", "application/json");
WWWForm form = new WWWForm();
form.AddField("data", jsonStr);
www = new WWW(POSTAddUserURL, form);
StartCoroutine(WaitForRequest(www));
return www;
}
IEnumerator WaitForRequest(WWW data)
{
yield return data; // Wait until the download is done
if (data.error != null)
{
MainUI.ShowDebug("There was an error sending request: " + …Run Code Online (Sandbox Code Playgroud) 我正在尝试获取此api请求,并在将其转储到JSON文件时进行格式化.每当我这样做,它的所有字符串都非常难以阅读.我已经尝试添加缩进但它没有做任何事情.如果需要,我可以提供API密钥.
import json, requests
url = "http://api.openweathermap.org/data/2.5/forecast/city?id=524901&APPID={APIKEY}"
response = requests.get(url)
response.raise_for_status()
with open('weather.json', 'w') as outfile:
json.dump(response.text, outfile, indent=4)
Run Code Online (Sandbox Code Playgroud) 如果使用VALID有效负载发出PATCH请求,但有效负载中的值与db中的值完全相同,是否应返回200或400或其他状态代码?
python django request http-status-codes django-rest-framework
我有一个Spring控制器,其方法映射到请求:
@RequestMapping(value = "/album", method = RequestMethod.POST)
public void generateAlbum(GenerateAlbumParams params, HttpServletResponse response){
...
}
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GenerateAlbumParams是一个简单的类:
@Getter
@Setter
public class GenerateAlbumParams {
public enum Position {LEFT_TOP, LEFT_BOTTOM, RIGHT_TOP, RIGHT_BOTTOM}
private List<SlideParams> slideParams = new ArrayList<>();
}
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和SlideParams是:
@Getter
@Setter
public class SlideParams{
private Boolean checked = false;
private Long id;
private GenerateAlbumParams.Position mapLegendPosition;
private GenerateAlbumParams.Position mapTablePosition;
}
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一切正常,但如果我想将SlideParams作为GenerateAlbumParams的内部类:
@Getter
@Setter
public class GenerateAlbumParams {
public enum Position {LEFT_TOP, LEFT_BOTTOM, RIGHT_TOP, RIGHT_BOTTOM}
private List<SlideParams> …Run Code Online (Sandbox Code Playgroud) 我正在使用Python编写一个管理器,它会在某些条件下下载一些文件.问题是要对响应头执行条件.
以下示例是我现在正在做的简化版本.我首先下载该文件,然后测试其包含在标题中的名称是否在先前定义的列表中.
我想知道是否有办法在不下载内容的情况下获得响应,这在我的实际案例中需要花费大量时间.
import requests
# The line below download the file, but I'd like not to do it.
req = requests.get('http://some_url.com/some_file')
# Get the name of the file to test if it's the right file.
r = re.search(r'filename="(.*)";', req.headers['Content-Disposition'])
filename = None
# If the filename is present in the headers...
if r.groups():
filename = r.groups()[0]
# If the filename is in an authorized list...
if filename in [...]:
# Process req.content
Run Code Online (Sandbox Code Playgroud) 我创建了一个服务器,它为客户端提供post请求.我正在使用bodyserver,但收到一些错误
var bodyParser = require('body-parser')
var express = require('express');
var app = express();
app.use(bodyParser.json());
app.post('/v3/botstate/:channel/users/:userid', function (req, res) {
console.log("hsijdaf");
console.log(req.body);
//console.log(req.body);
// res.send('Hello POST');
})
var server = app.listen(8081, function () {
var host = server.address().address
var port = server.address().port
console.log("Example app listening at http://%s:%s", host, port)
})
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客户端如下图所示,
var request = require('request');
request.post({
url: "http://localhost:8081/v3/botstate/webchat/users/siddiq",
headers: {
"Content-Type": "application/json"
},
body: '{"jsonrpc":"2.0","id":"zdoLXrB5IkwQzwV2wBoj","method":"barrister-idl","params":[]}',
json:true
}, function(error, response, body){
console.log(error);
console.log(JSON.stringify(response));
console.log(body);
});
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在运行客户端时遇到以下错误,
E:\TESTING>node exp.js
Example app listening at …Run Code Online (Sandbox Code Playgroud) request ×10
python ×3
json ×2
node.js ×2
post ×2
ajax ×1
android ×1
api ×1
c# ×1
django ×1
formatting ×1
http-headers ×1
java ×1
javascript ×1
jquery ×1
permissions ×1
response ×1
rest ×1
spring ×1
spring-mvc ×1
stream ×1
webpack ×1