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  • 来自专栏Core Net

    ASP.NET Core 2.1 : 十三.httpClient.GetAsync 报SSL错误的问题

    不知什么时候 ,出现了这样的一个奇怪问题,简单的httpClient.GetAsync("xxxx")居然报错了。 一、问题描述 把原来的程序从2.0升级到2.1,突然发现原本正常运行的httpClient.GetAsync("xxxx")居然不工作了。 为了排除项目中其他引用的干扰,新建了一个干净的2.1的项目,Main里直接调用 var client = new HttpClient(); var task = client.GetAsync(url

    1.4K20发布于 2018-08-20
  • 来自专栏逸鹏说道

    Dapper扩展之~~~Dapper.Contrib

    param> /// <param name="commandTimeout"></param> /// <returns></returns> public static async Task<T> GetAsync null) where T : class, new() { using (var conn = ConnFactory.GetConnection()) { return await conn.GetAsync param> /// <param name="commandTimeout"></param> /// <returns></returns> public static async Task<T> GetAsync null) where T : class, new() { using (var conn = ConnFactory.GetConnection()) { return await conn.GetAsync null) where T : class, new() { using (var conn = ConnFactory.GetConnection()) { return await conn.GetAsync

    1.8K50发布于 2018-04-10
  • 来自专栏DotNet NB && CloudNative

    .NET如何避免让线程摸鱼,请用异步技术 async await 拿捏他~

    # 如果线程1有空,可以回来执行,如果线程1忙,则有其它线程接管 # 由调度分配决定 我们自己定义的异步方法 Get() 和调用异步方法 httpClient.GetAsync ,只有 httpClient.GetAsync 是异步执行的。 也就是说单单使用 async 还不够,还得必须同时使用 await Task 类 通常来说,我们使用 httpClient.GetAsync,都是希望能处理返回的数据。 ("https://learn.microsoft.com/"); var t2 = httpClient.GetAsync("https://cn.bing.com/"); var t3 ("https://learn.microsoft.com/"); var t2 = httpClient.GetAsync("https://cn.bing.com/"); var t3

    58810编辑于 2023-08-29
  • 来自专栏DotNet NB && CloudNative

    .NET 云原生架构师训练营(权限系统 代码实现 Identity)--学习笔记

    的关系 } } } 由于无法直接获取到 Permission,只能获取到 Permission 的 key,所以需要在 IPermissionManager 接口中添加一个 GetAsync 方法 public Task<Permission> GetAsync(string key); 在 PermissionManager 中实现 GetAsync 方法 public async Task <Permission> GetAsync(string key) { return await _permissionStore.GetByKeyAsync(key); } 这样在 RolePermissionManager AddRolePermission(TRole role, string permissionKey) { var permission = await _permissionManager.GetAsync InvalidOperationException($"Role not found:{roleId}"); } var permission = await _permissionManager.GetAsync

    48000编辑于 2022-02-24
  • 来自专栏DotNet NB && CloudNative

    .NET 云原生架构师训练营(模块二 基础巩固 MongoDB API重构)--学习笔记

    Lighter.Application.Contracts { public interface IQuestionService { Task<Question> GetAsync id, CancellationToken cancellationToken) { var question = await _questionService.GetAsync () { var result = await _questionService.GetAsync("empty", CancellationToken.None (before.Id, updateRequest, CancellationToken.None); var after = await _questionService.GetAsync before.Id, updateRequest , CancellationToken.None); var after = await _questionService.GetAsync

    54310发布于 2021-01-13
  • 来自专栏DotNet NB && CloudNative

    .NET 云原生架构师训练营(模块二 基础巩固 MongoDB API重构)--学习笔记

    Lighter.Application.Contracts { public interface IQuestionService { Task<Question> GetAsync id, CancellationToken cancellationToken) { var question = await _questionService.GetAsync () { var result = await _questionService.GetAsync("empty", CancellationToken.None (before.Id, updateRequest, CancellationToken.None); var after = await _questionService.GetAsync before.Id, updateRequest , CancellationToken.None); var after = await _questionService.GetAsync

    62011发布于 2021-01-07
  • 来自专栏软件工程师Michael

    HttpClient的用法

    可以使用 HttpClient.GetAsync 方法发出 GET 请求:static async Task GetAsync(HttpClient httpClient) { using HttpResponseMessage response = await httpClient.GetAsync("todos/3"); response.EnsureSuccessStatusCode().WriteRequestToConsole 可以捕获该异常并处理相应的错误 try{using var response = await httpClient.GetAsync("http://localhost:5001/doesNotExist

    37610编辑于 2025-07-16
  • 来自专栏痴者工良

    C# HttpClient 请求认证、数据传输笔记

    如果请求成功 // */ //} var result2 = await httpClient.GetAsync // httpclient 已经携带 Cookie ,可以多次使用 // var result3 = await httpClient.GetAsync (url3); // var result4 = await httpClient.GetAsync(url4); httpClient.Dispose 对于 GetAsync、PostAsync等请求方法,使用过程类似,下面是使用示例 public async void Request(string url) { (url); // Task<>.Result 可以获取异步结果 result = httpClient.GetAsync(url).Result

    3.1K20发布于 2021-04-26
  • 来自专栏EdisonTalk

    MongoDB入门实战教程(5)

    (); Book Get(string id); Task<Book> GetAsync(string id); Book Create(Book return _books.Find(book => true).ToList(); } public async Task<IList<Book>> GetAsync return _books.Find(book => book.Id == id).FirstOrDefault(); } public async Task<Book> GetAsync public async Task<ActionResult<IList<Book>>> Get() { var books = await _bookService.GetAsync public async Task<ActionResult> Update(string id) { var book = await _bookService.GetAsync

    1.5K10发布于 2021-06-17
  • 来自专栏编程进阶实战

    C#开源、简单易用的Dapper扩展类库 - Dommel

    InStock = 4 }; var id = await connection.InsertAsync(product); 数据删除 var product = await connection.GetAsync <Product>(1); await connection.DeleteAsync(product); 数据修改 var product = await connection.GetAsync<Product product.Name = "New name"; await connection.UpdateAsync(product); 数据查询 var product = await connection.GetAsync

    40610编辑于 2024-07-24
  • 来自专栏c#分享专栏

    .NET弹性和瞬态故障处理库Polly的7种策略

    await fallbackPolicy.ExecuteAsync(async () => { var result = await httpClient.GetAsync timeoutPolicy.ExecuteAsync(async () => { var response = await httpClient.GetAsync rateLimitPolicy.ExecuteAsync(async () => { var response = await httpClient.GetAsync bulkheadPolicy.ExecuteAsync(async () => { var response = await httpClient.GetAsync await customPolicy.ExecuteAsync(async () => { var response = await httpClient.GetAsync

    5K00编辑于 2024-12-02
  • 来自专栏罗西的思考

    [源码分析] OpenTracing之跟踪Redis

    (parent)) { RMap<String, String> map = customClient.getMap("map_config_span_name"); map.getAsync TimeUnit.SECONDS); // Redis异步操作 } parent.finish(); 能看到,测试的思路是: 生成一个parent Span 然后使用redis map进行异步操作,getAsync 这里就使用了上述的异步相关的功能,比如 getAsync。 所以调用了 prepareRFuture 的功能。 (K key) { Span span = tracingRedissonHelper.buildSpan("getAsync", map); span.setTag("key", nullable (key)); return tracingRedissonHelper.prepareRFuture(span, () -> map.getAsync(key)); } //

    1.6K20发布于 2020-09-16
  • 来自专栏DotNet程序园

    Asp.Net Core 轻松学-多线程之取消令牌

    cts.CancelAfter(3000); HttpClient client = new HttpClient(); var res = await client.GetAsync client.Dispose(); } 在上面的代码中,首先定义了一个 CancellationTokenSource 对象,然后马上发起了一个 HttpClient 的 GetAsync 请求(注意,这种使用 HttpClient 的方式是不正确的,详见我的博客 HttpClient的演进和避坑 ;在 GetAsync 请求中传入了一个取消令牌,然后立即发起了退出请求 Console.WriteLine ; Console.WriteLine("cts1:{0}", result); var res2 = await new HttpClient().GetAsync Console.WriteLine("cts2:{0}", result2); var res3 = await new HttpClient().GetAsync

    1.2K30发布于 2019-04-11
  • 来自专栏爬虫0126

    使用C#和Flurl.Http库的下载器程序

    using (var client = new FlurlClient()) { var response = client.GetAsync using (var client = new FlurlClient()) { var response = client.GetAsync

    49020编辑于 2023-10-20
  • 来自专栏饭勺oO的技术博客

    asp.net core之HttpClient

    示例代码: using (HttpClient client = new HttpClient()) { HttpResponseMessage response = await client.GetAsync response.Content.ReadAsStringAsync(); Console.WriteLine(responseBody); } 在上面的示例中,我们首先创建了一个HttpClient实例,并使用GetAsync httpClient = _httpClientFactory.CreateClient(); HttpResponseMessage response = await httpClient.GetAsync httpClientFactory.CreateClient("ExampleClient"); HttpResponseMessage response = await httpClient.GetAsync public async Task<string> GetData() { HttpResponseMessage response = await _httpClient.GetAsync

    88920编辑于 2023-10-18
  • 来自专栏ZKEASOFT

    .Net Core使用HttpClient请求Web API注意事项

    using(var client = new HttpClient()) { var result = await client.GetAsync 正确使用HttpClient HttpClient里面的方法都是线程安全的: CancelPendingRequests DeleteAsync GetAsync GetByteArrayAsync GetStreamAsync connections"); for(int i = 0; i<10; i++) { var result = await Client.GetAsync

    1.5K40发布于 2018-07-18
  • 来自专栏程序猿阿朗的专栏

    Apache HttpClient 5 使用详细教程

    ("http://httpbin.org/get"); getAsync2("http://httpbin.org/get"); getAsync3("http://httpbin.org } /** * 异步请求 * * @param url * @return */ public static String getAsync1 / 等待直到返回完毕 SimpleHttpResponse response1 = future.get(); System.out.println("getAsync1 :/get->200 getAsync2:/get->200 getAsync3: 开始响应.... getAsync3: 收到数据.... getAsync3: 收到数据.... getAsync3: 收到数据.... getAsync3: 接收完毕... getAsync3: /get->200 HttpClient 5 获取 Cookie 请求 http://httpbin.org/cookies

    8.7K30编辑于 2022-11-21
  • 来自专栏技术博客

    Asp.Net Web API 2第九课——自承载Web API

    static void ListAllProducts() { HttpResponseMessage resp = client.GetAsync("api/products").Result p.Id, p.Name, p.Price, p.Category); } } static void ListProduct(int id) { var resp = client.GetAsync category={0}", category); var resp = client.GetAsync(query).Result; resp.EnsureSuccessStatusCode product in products) { Console.WriteLine(product.Name); } } 每个方法遵循相同的模式:   1.调用HttpClient.GetAsync GetAsync 和ReadAsAsync 这两个方法都是异步方法。它们通过返回Task 对象来代表异步操作。获取Result属性阻止线程,直到操作完成。

    92130发布于 2018-08-31
  • 来自专栏林德熙的博客

    dotnet 简单写一个 pdb 符号文件下载器

    将其下载下来,代码如下 var httpClient = new HttpClient(); using var httpResponseMessage = await httpClient.GetAsync 以上代码的另一个细节是请求的时候带上了 HttpCompletionOption.ResponseHeadersRead 参数,带上这个参数将告诉 HttpClient 不要等待内容都拉取完了再让 GetAsync 这一点对下载文件来说,比较有优化,大部分下载的文件的文件长度都不小,全等待下载完成再让 GetAsync 返回,再拷贝到文件,这个逻辑相对来说是比较亏的。 ToUpperInvariant() + age.ToString())}/{pdbName}"; using var httpResponseMessage = await httpClient.GetAsync

    31510编辑于 2024-11-27
  • 来自专栏历史专栏

    【愚公系列】2023年02月 WMS智能仓储系统-002.多语言功能实现

    record by id /// /// args [HttpGet] public async Task<ResultModel<UserViewModel>> GetAsync (int id) { var data = await _userService.GetAsync(id); if (data !

    47420编辑于 2023-03-16
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