response

RPC style request with MQTT

我只是一个虾纸丫 提交于 2020-08-23 09:46:27
问题 what is the best way to implement RPC style communication (synchronous request/response) with MQTT? Or would it even make sense to put another interface (e.g. REST api) into use? Thanks in advance! 回答1: MQTT is a PUB/SUB system and doesn't lend itself well to RPC. While you could possibly shoehorn something on top of MQTT to simulate the synchronicity required, you are probably better off looking for a system which provides real RPC semantics. That said, depending on your application, you can

PdfDocument to byte[] using PdfMerger iText7

拈花ヽ惹草 提交于 2020-07-31 04:16:31
问题 I've a requirement, where I am generating different pdf' using iText 7.1.11 . I am using PdfMerger to merge all pdf's on the fly. I am able to generate pdf successfully at my local system, but the application needs to send bye[] in response. The solution I found here and here . but the problem is PdfMerger does not accept Document object, and I am not sure if i revert my code to use Document instead of PdfDocument will it work or not. Below is the code, with what I tried. public static void

Trouble getting local JSON data with axios

萝らか妹 提交于 2020-07-07 16:21:00
问题 I'm trying to get data from a local json file using axios. Under the console I can't even get a response so I figured I'd ask about it here. .js file: var loadData; function loadData() { axios({ url: "[filepath]/json/docs.json", responseType: 'json', credentials: "include", mode: "no-cors", headers: { "Accept": "application/json; odata=verbose" } }).then((response) => { console.log(response.data); }) } On the .then((response) line it's telling me I have a syntax error---I think it's

Trouble getting local JSON data with axios

风流意气都作罢 提交于 2020-07-07 16:19:47
问题 I'm trying to get data from a local json file using axios. Under the console I can't even get a response so I figured I'd ask about it here. .js file: var loadData; function loadData() { axios({ url: "[filepath]/json/docs.json", responseType: 'json', credentials: "include", mode: "no-cors", headers: { "Accept": "application/json; odata=verbose" } }).then((response) => { console.log(response.data); }) } On the .then((response) line it's telling me I have a syntax error---I think it's

How to get json file from HttpClient?

隐身守侯 提交于 2020-07-04 20:04:58
问题 I am trying to get a json file from HttpClient , but I get a error when I add .subscribe imports: import { Injectable } from '@angular/core'; import { HttpClient, HttpHeaders, HttpClientModule } from '@angular/common/http'; import { HttpModule, Request, Response, Headers, Http } from '@angular/http'; import { Observable } from 'rxjs'; My code: When I add .subscribe (yellow marked in image) I got the following error. What does it mean? Object { _body: error, status: 0, ok: false, statusText: "

How to get json file from HttpClient?

拜拜、爱过 提交于 2020-07-04 20:01:50
问题 I am trying to get a json file from HttpClient , but I get a error when I add .subscribe imports: import { Injectable } from '@angular/core'; import { HttpClient, HttpHeaders, HttpClientModule } from '@angular/common/http'; import { HttpModule, Request, Response, Headers, Http } from '@angular/http'; import { Observable } from 'rxjs'; My code: When I add .subscribe (yellow marked in image) I got the following error. What does it mean? Object { _body: error, status: 0, ok: false, statusText: "

Submit a POST form in Cypress and navigate to the resulting page

别来无恙 提交于 2020-05-15 08:53:05
问题 I'm having issues with Cypress loading the response body when I utilize the cy.request() command. In our application, when a form is filled out and submitted, it POSTs, and the response body is the new page. When I'm trying to do in Cypress is programmatically fill out the form. So I set up a cy.request() command, with the body filled with the form fields, which is the same as what happens when you fill it out manually. When I run the command, I can view the console and see that the correct