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Recent questions tagged Async

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async await - Long running task in WebAPI

Here's my problem: I need to call multiple 3rd party methods inside an ApiController. The signature for those ... d prefer to use the asyny/await syntax. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.5k views

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async await - How to call asynchronous method from synchronous method in C#?

I have a public async void Foo() method that I want to call from synchronous method. So far all I ... into calling these async methods from sync methods. Question&Answers:os...

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

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796 views

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async await - C#: How to implement keep alive timers for many objects in a proper and efficient way?

Closed. This question needs to be more focused. It is not currently accepting answers. question from:https:// ... -alive-timers-for-many-objects-in-a-proper-and-efficien...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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679 views

1 answer

async await - making asynchronous calls synchronous in typescript

I have a situation in azure functions, where i am calling a api which returns 500items. Once i ... .com/questions/65923976/making-asynchronous-calls-synchronous-in-typescript...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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939 views

1 answer

async await - How to close a asyncio(http) connection in Python 3.7+

How do you close a asyncio loop in Python 3.7+ ? (I'm new to asynchronous programming especially py 3.7+) ... questions/65926242/how-to-close-a-asynciohttp-connection-in-python-3-7...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

1 answer

async await - Using Python's asyncio when calling a method from a pythonnet C# dll?

I'm using LibreHardwareMonitor (A fork of OpenHardwareMonitor) to read info about my computer to build an open-source ... -when-calling-a-method-from-a-pythonnet-c-sharp-dll...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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794 views

1 answer

async await - accessing context of asyncio loop within a task

I want to be able to access the context within which an asyncio loop runs while using discords python lib. ... /questions/65650989/accessing-context-of-asyncio-loop-within-a-task...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.1k views

1 answer

async await - Item not displaying when pushing data from asyncstorage to array object in React Native?

I am creating an App in React Native Expo and trying to display data using asyncstorage. The only data which ... -when-pushing-data-from-asyncstorage-to-array-object-in-react...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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799 views

1 answer

async await - Item not displaying when pushing data from asyncstorage to array object in React Native?

I am creating an App in React Native Expo and trying to display data using asyncstorage. The only data which ... -when-pushing-data-from-asyncstorage-to-array-object-in-react...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

626 views

1 answer

async await - Item not displaying when pushing data from asyncstorage to array object in React Native?

I am creating an App in React Native Expo and trying to display data using asyncstorage. The only data which ... -when-pushing-data-from-asyncstorage-to-array-object-in-react...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

710 views

1 answer

async 在 weex 使用时遇到的问题

编译 ES6 的工具是一样的，在 weex 项目中则报错尝试过各种解决方案都失败了最简单的试验代码 async function f() { return 'hello world'; } ... .844 (index.js:1072) at __webpack_require__ (index.js:22) at eval (index.js:1)...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

async 读取文件

async function a() { var result = await b() res.json(result) } var fse = require('fs-extra') function b() { var fpath = '/data.json ... 到读取文件后的数据我应该怎么修改，让result 得到 data.json 的内容呢？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

async 函数里有多个 await 的执行顺序？

await 在得到结果前会阻塞后面的代码，我设想的是过 3 秒后打印 5，再过 3 秒打印 6，实际情况却是 3 秒后 5 和 6 一起打印，这是为什么呢？ const a = new ... = await a; console.log(num); let num1 = await b; console.log(num1); } func();...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

835 views

1 answer

async await怎么模拟promise.all功能？

项目中不让使用promise，都是统一async，我需要promise.all发送多个请求。请求怎么写？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

921 views

1 answer

async 的语法糖函数是如何捕获异常的？——大佬间文章矛盾

async 函数的实现，就是将 Generator 函数和自动执行器，包装在一个函数里 async function fn(args){ // ... } // 等同于 function fn(args){ ... ); } run() .catch(function handleError(err) { err.message; // Oops! })...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

830 views

1 answer

async 的语法糖函数是如何捕获异常的？——大佬间文章矛盾

async 函数的实现，就是将 Generator 函数和自动执行器，包装在一个函数里 async function fn(args){ // ... } // 等同于 function fn(args){ ... ); } run() .catch(function handleError(err) { err.message; // Oops! })...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

953 views

1 answer

async await是如何做到异步阻塞的？

await有一个最让我不能理解的点就是怎么能做到阻塞异步的同时也将其下的同步语句阻塞都知道yield+promise能做到异步阻塞，但我写不出将后面的同步语句也阻塞的方法我的写法实现如下： function ... /打印结果为： // 123 // 321 所以我想请问一下各位大佬，如果用yield+promise写出async的效果？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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