tcp – Modbus master cannot update the data written by second client

We have been trying to integrate a conveyor into our application. The supplier told us that they have a modbus master that updates the values ‚Äč‚Äčevery 10ms and that we should have a slave on our end on a certain IP/port. Upon investigation, we discovered that we need to spin up a modbus tcp server. … Read more

javascript – Pushing QR to client

Trying to make login screen as WhatsApp, where the QR is pushed to the client for scanning, so I wrote the below server code: package main import ( “context” “fmt” “net/http” “os” “os/signal” “syscall” _ “github.com/mattn/go-sqlite3” “github.com/skip2/go-qrcode” “google.golang.org/protobuf/proto” “go.mau.fi/whatsmeow” “go.mau.fi/whatsmeow/store” “go.mau.fi/whatsmeow/store/sqlstore” “go.mau.fi/whatsmeow/types/events” waLog “go.mau.fi/whatsmeow/util/log” ) func eventHandler(evt interface{}) { switch v := evt.(type) { case … Read more

c# – Telemetry Client won’t log to Application Insights

I’m working in a ASP.net full framework 4.7.2 web application. I’m trying to log to Application Insights. I added the default ApplicationInsights.config. I wrote some code but I just can’t seem to find out why it doesn’t log to Application Insights. Can anyone help me or does anyone see my problemn? I checked the InstrumentationKey … Read more

Contact from VS C++ to Excel VBA

May 10th, 2022, 01:00 PM #1 Contact from VS C++ to Excel VBA I’ve got an app written in Visual Studio C++ that deals with excel lines … Read more

java – Android Studio app crash when paho mqtt eclipse client connect

This question already has answers here: Closed 36 min ago. My Android app keeps crashing only in Android 12 when i want to connect to the mqtt server. What can i do. I tried this solution: Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABLE or FLAG_MUTABLE be specified but … Read more

angular – ipfs-core go-ipfs as gateway. How can I connect core-ipfs front as client to go-ipfs cloud api?

Hello I am tryingling to connect core-ipfs with go-ipfs API. How can I conect with ipfs-core to go-ipfs api as Gateway? I am trying to get the same ID in Front app, as I have in GO-IPFS API but nothing seems to work. How can I serve IPFS API on public IP not local API … Read more

Sending Posix message via pipe

Sending Posix message via pipe I have the following file called helper.h, which I want to call in server and client files later. Code: #ifndef HELPER_H #include <iostream> … Read more