我已经设法通过API(C#)发布到Facebook页面,但是当页面管理员注销时,会发生以下错误:
"(OAuthException - #190)验证访问令牌时出错:会话无效,因为用户已注销."
如何生成永不过期的访问令牌?
我需要一个无法打开Facebook登录对话框的解决方案.
以下两种设置 HttpClient 的场景有什么区别吗?
我应该选择其中一种而不是另一种吗?
键入的客户端:
public class CatalogService
{
private readonly HttpClient _httpClient;
public CatalogService(HttpClient httpClient) {
_httpClient = httpClient;
}
public async Task<string> Get() {
var response = await _httpClient.GetAsync();
....
}
public async Task Post() {
var response = await _httpClient.PostAsync();
...
}
}
// Startup.cs
//Add http client services at ConfigureServices(IServiceCollection services)
services.AddHttpClient<ICatalogService, CatalogService>();
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IHttpClientFactory:
public class CatalogService
{
private readonly IHttpClientFactory _factory;
public CatalogService(IHttpClientFactory factory) {
_factory = factory;
}
public async Task<string> Get() {
var …Run Code Online (Sandbox Code Playgroud) c# async-await dotnet-httpclient asp.net-core httpclientfactory
是否可以使用管理仪表板执行此操作:https: //manage.windowsazure.com
我有一个类似于下面的类(C#):
public class Product {
public int ID {get;set;}
public string Name {get;set;}
public double Price {get;set;}
public void Save() {
string sql = "INSERT INTO Product.....";
Database.Execute(sql);
}
public void Delete() {
string sql = "DELETE Product WHERE.....";
Database.Execute(sql);
}
}
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我主要担心的是上面的代码违反了 SOLID 原则,因为它负责创建和删除自己。
也许这些 Save 和 Delete 方法应该放在 Product 实体之外的某个地方(也许是 Factory/Repository?)。
Step Function 定义如下:
{
"StartAt": "Decision_Maker",
"States": {
"Decision_Maker":{
"Type": "Choice",
"Choices": [
{
"Variable": "$.body.MyData",
"StringEquals": "null", //that doesn't work :(
"Next": "Run_Task1"
}],
"Default": "Run_Task2"
},
"Run_Task1": {
"Type": "Task",
"Resource": "url_1",
"Next": "Run_Task2"
},
"Run_Task2": {
"Type": "Task",
"Resource": "url_2",
"End": true
}
}
}
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基本上它是两个任务之间的选择。输入数据是这样的:
{
"body": {
"prop1": "value1",
"myData": {
"otherProp": "value"
}
}
}
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问题是有时 JSON 中没有 myData。所以输入可能是这样的:
{
"body": {
"prop1": "value1",
"myData": null
}
}
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如何检查 myData 是否为空?
两个不同版本的应用程序(调试和发布)共享相同的Redis实例.Debug和Release都具有相同的源代码,因此存储在Redis中的缓存密钥相同.
因此,当Debug redis.StringSet(key1, value1)发布时,Release很容易覆盖key1或读取不正确的值(因为它应该有自己的值key1).
有没有办法避免这种干扰?
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