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QUESTION
I need to program a ESP32 to act as webserver and have 2 simple pages.
The first one should contain a form that the user has to fill in. (one text box, one dropdown and one checkbox.) The form has a submit button, and when it is pressed, the values are written to the ESP32, and a new page is presented. This new page will the update its content dynamically via AJAX calls.
I've found and seen countless tutorials and managed to make the second AJAX page that updates on its own without refreshing. I am not able to undertand tough how I can make the / root page with the form to submit its data, AND to forward to the second page.
So basically the questions are 3:
- how can i have more than one page on a ESP32?
- how can I submit a form so that the values get stored in variables on the ESP?
- how can the submit button forward to the next page?
Thank you
-----EDIT:------
I found an answer to questions 1 and 3 with this sample: https://www.arduinoslovakia.eu/blog/2019/4/esp8266---http-server-s-viac-strankami?lang=en
question 2 is still open tough. Thank you!
...ANSWER
Answered 2021-Jun-13 at 17:23You need to parse the incoming url, depending on the request you are sending with your form. The most common is a POST request, regarding to HTML forms.
If you send a POST request to your ESP, then your data will be in the body and you should parse in there. You will get a request like this (Reference: https://developer.mozilla.org/en-US/docs/Web/HTTP/Methods/POST)
QUESTION
Basically I have the same issue as this unanswered question describes.
When I am serving our PWA with http-server, everything seems to run fine, but when I deploy it to our live environment which is a Windows Server with IIS it only runs fine online. When I go offline, I cannot refresh the page. The service worker returns status 504 and I can't figure out why.
I'm running out of ideas how to troubleshoot.
Are there any useful guides how to correctly setup Angular apps on IIS? (specifically PWAs with offline capability)
Does anybody have ideas what I could check e.g. in my HTTP headers?
...ANSWER
Answered 2021-Jun-11 at 09:26So apparently my issue didn't have anything to do with my IIS configuration. I still can't explain why it worked on http-server, but now I got it working on IIS, too.
After a lot of research and unsuccessful experiments, I tried to observe, what exactly ngsw-worker.js does that leads to this error. After putting some breakpoints and finding new keywords to search for I stumbled across this GitHub issue which led me to this much discussed issue. In one of his comments the user jackkoppa mentioned his StackOverflow Question where he found a workaround to fix such an issue.
Basically, I just added his script to our project and added the command for it to our project.json.
Here are the steps he describes:
To use the workaround: (Angular 5, tested w/ Angular 5.2.1)
npm install replace-in-file --save-dev
- Include this script in your app, e.g. at
build/fix-sw.js
- In your
package.json
:
QUESTION
I was trying to dockerize my existing simple vue app , following on this tutorial from vue webpage https://vuejs.org/v2/cookbook/dockerize-vuejs-app.html. I successfully created the image and the container. My problem is that when I edit my code like "hello world" in App.vue it will not automatically update or what they called this hot reload ? or should I migrate to the latest Vue so that it will work ?
docker run -it --name=mynicevue -p 8080:8080 mynicevue/app
ANSWER
Answered 2021-Jun-05 at 13:08Okay I tried your project in my local and here's how you do it.
DockerfileQUESTION
I’m having this weird error when deploying to nexus.
...ANSWER
Answered 2021-Jun-04 at 17:18In case anyone comes to this error. Even configuring the proxy at server and container level didn't worked. I'd found out that Jenkins has a proxy configuration at the application level. So I went into Jenkins, Administration section and configured the proxy properly. After that was done, it all started to work.
QUESTION
I made a React Component Library, and it works great with Webpack 4. When I upgrade to Webpack 5 it still compiles, but it gives me some of these Warnings:
WARNING in ./src/index.tsx 6:24-35 export 'GridContent' (imported as 'GridContent') was not found in '@dlcm/dlcm-shared-modules' (module has no exports)
and in Browser Console throws this Error:
Uncaught TypeError: Cannot read property 'Component' of undefined
It tries to use React.Component Class to extend my Component, but
...ANSWER
Answered 2021-May-31 at 09:46The Problem was the line
QUESTION
currently I am trying to send a notification to multiple device. I already read the documentation on how to send notification to device group , they mentioned that I need to use registration_ids: [...]
instead of to: token
. And I also read somewhere that they mentioned about notification_key
which is it will enabled to send the notification to the other device. So, I'm stuck on finding the key. But then, after few days browsing, I found out that here stated that the notification_key
already deprecated. So, I would like to ask if any of you guys know how to send notification to multiple device without using console.
This I my code segment to send push the notification:
...ANSWER
Answered 2021-May-20 at 05:42I found a solution and its work!
QUESTION
Some things are very easy to do with the gcloud
CLI, like:
ANSWER
Answered 2021-May-16 at 02:35Add the command line option --log-http
to see the REST API parameters.
There is no simple answer as the CLI changes over time. New features are added, removed, etc.
QUESTION
I'm trying to change de default port for a Vue.js app on docker.
I used both examples in this official documentation: https://vuejs.org/v2/cookbook/dockerize-vuejs-app.html
Dockerfile with http-server:
...ANSWER
Answered 2021-May-09 at 12:08I found a working solution using nginx in https://github.com/adhavpavan/ContainerizingApps/tree/master/vue .
Dockerfile:
QUESTION
Whenever I used @MicronautTest
in my project, the whole application is started as a whole and because certain things need to be done at startup by services, they are executed also.
I don't need the whole Singleton shebang when I'm testing a simple controller.
My question is how do I limit which controllers and singletons are loaded when testing Micronaut?
I have a small demo example which shows the problem
Pom.xml
...ANSWER
Answered 2021-May-07 at 09:55My question is how do I limit which controllers and singletons are loaded when testing Micronaut?
At least there is the @Requires
annotation that allows doing flexible configuration if a bean should be loaded within the current environment.
For example, in your case it should be something like:
QUESTION
First, let me say you will not be able to reproduce my problem unless you also are working in a healthcare situation using the latest athenaPractice EMR.
I just don't have any direction on where to troubleshoot this problem and looking for suggestions for what information or settings I should be checking.
I have an AngularJS SPA set up that routes 100% fine in a regular Chrome browser window locally served (http-server installed via npm). I can load the main app page by URL (localhost:port/app
, which redirects to /app/#!
) and I can load the subpage by URL (localhost:port/app/#!/page
). I can do it with or without a trailing /
. I can navigate from one view to the other by links on the page. Works great.
But I have a problem when I put it in the server location (which, if it's relevant, has a path longer than /app/ from the //localserver/
root), and load the file through the EMR (which is running Chromium). (Files are loaded in the EMR by adding a specially formatted file that links all included items in a form, which in the case of HTML files, is just a URL to a resource: //localserver/directory/subdirectory/app/#!/page
). It loads fine the first time, but if I try to load separately a different page (//localserver/directory/subdirectory/app/#!/
, for example), it shows the currently open page. It's almost like both instances of the browser are the same browser window and it doesn't bother to load a new window for the URL with the same address up to the #!
. I can navigate from one page to another by links but not by loading from the root address, and if I navigate under one "form", and click back to the other one, it's also been navigated, hence why I think it's only one instance of the window.
I tried HTML5 routing with no success since this is running in a JBoss 7.x server and I have had a very hard time finding any documentation that even comes close to matching the files I see on the server for URL rewriting access. (I have found instructions that reference files that don't exist in our installation, so I don't know if this has been customized by the application provider, or what.)
I don't have access to developer tools, console, or even the address bar through the EMR.
Any suggestions on where to go with troubleshooting this?
Edit to add: Might be worth noting that I have tried ngRoute and ui-router both with the same results.
...ANSWER
Answered 2021-May-03 at 21:01I got this working correctly. I don't know what the root cause in the EMR is, but it was treating each loaded route of the SPA as part of the same instance using #!
routes. Getting HTML5 routing working solved the issue.
After fighting with Undertow for a day and having no feedback on why my rules weren't working, I ended up using Tuckey's URL Rewrite. It helpfully logs what input it was comparing against what which allowed me to see where my first attempts at rules went wrong, and edit them accordingly until they worked.
This required three file changes in the WEB-INF
directory inside the application's .war
directory. (There are various META-INF and WEB-INF directories all over in this setup but using this one worked in the specific deployment I'm working in now, namely our demo server.)
Create a
/lib
directory insideWEB-INF
and puturlrewritefilter-4.0.4.jar
in it (downloaded from the Maven repository)Put the example
urlrewrite.xml
intoWEB-INF
and adapt it with necessary rules. For the root page of our SPA and the first route, the custom rules I inserted look something like this:
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