Slow Arduino serial transmission

I'm testing my Arduino UNO's serial transmission speed. For my requirements I have to transfer 3KB/s from the host PC to the Arduino. I've written a very simple program which replies back the...

Writing data to the Arduino's onboard EEPROM

I am currently trying to write a function to store data to the EEPROM on my Arduino. So far I am just writing a specified string and then reading it back when the program first runs. I am trying...

Software hanging at B.N instruction in disassembler -- No idea what it means

I'm trying to debug some software I've written for the NXP LPC1850 evaluation board. At the moment, when I halt my code I cannot see where it at in my C code, but I can in the disassembler...

Test case failing after clearing app data in @Before

I am trying to automate the onboarding process of the app and need to clear app data before each @Test I have implemented public class Onboarding { @Rule public ActivityTestRule<AppStartActivity>...

Caching effect on CORS: No 'Access-Control-Allow-Origin' header is present on the requested resource

The short version of this issue is we are seeing the typical CORS error (x has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource.) however...

Using tqdm progress bar in a while loop

I am making a code that simulates a pawn going around a monopoly board a million times. I would like to have a tqdm progress bar that is updated every time a turn around the board is...

Register users with magic link in firebase?

I'm working on a product being targeted to companies with employees. We get a collection of employee emails to which we need to register them for an account on our firebase platform. Ideally what...

Arduino MKR1000 How to send Message to Azure IoT Hub

I am trying to setup a basic example of sending a message from the Arduino MKR1000 to the Azure IOT Event Hub but can't seem to get any of the online examples to work and I am new to Arduino. Any...

Low-power ESP32 + LoRa with deep sleep mode (TTGO LoRa32 OLED Board V1.0)

I'm trying to transmit from one ESP32 LoRa node to another one in low-power mode and in compliance with european regulations. ESP32 board: TTGO LoRa32 OLED Board V1.0 (here and here). Below the...

How to Update data for FirebaseUser Stream when Email is Verified (Flutter)

I'm building a flutter app with firebase auth dealing with users. My goal is to streamline the user onboarding experience by allowing email sign up and verification without forcing the user to...

Is there any way to get live telemetry data from the DJI Mavic 2 Zoom to another unit, say a computer?

As part of a course on my university we've been given the task of taking the live wind telemetry from a drone and then feeding it to a neural network so that it gives better estimates than just...

ESP8266 unable to read data from Google Firebase

I'm trying to make an IOT app. My android side is working good so far, however my ESP8266 is unable to read data from Firebase Database. There is no error while connecting to the internet using...

Reading Speed with 2 Photoelectric sensors with Arduino and show speed after reading

I have 2 photo electric sensors with NPN output: Looking at the data sheet it might actually be LOW (page 14 NPN Output): https://mouser.com/datasheet/2/307/e3fb_photoelectric-1189416.pdf page...

Async update of Formik initialValues inherited from parent React component state (leveraging useEffect hook?)

I am currently building a multi-step form during a user onboarding process, which is why I need to centralize all form data in a parent React component state. I need to update initialValues with...

Exchange mailbox migration to office365 stuck at Syncing/inprogress

Hello guys, so i am currently migrating our exchange server 2012 to office 365 exchange online using the hybrid connectivity approach (remote move). All pilot users were successfully migrated...

Absolute Path: Selenium Xpath Can't Identify Element

I am attempting to identify an HTML Button with Xpath and have attempted both the relative and absolute Xpath without success. I am attempting to click the button. The relative path: click =...

How do i fix "Job was Cancelled" exception?

In my Fragment, I'm trying to fetch data from Firebase Database using coroutines where data is retrieving properly. Here is my code @ExperimentalCoroutinesApi //Fragment Class code override...

Spring boot / Java, mongodb SSL / TLS connectivity

I have two projects where I use spring boot + mongodb. In one project the spring boot version is 1.4.1.RELEASE and other project is 2.1.3.RELEASE. I have certificate(s), key in PEM format to...

Spring data JPA - using @EntityGraph causes "Entity graph specified is not applicable to the entity" warning

I upgraded my app from spring boot 2.2.5 to 2.3.3 and I'm using spring data JPA starter with 5.4.20.Final onboard. My entites are enhanced at compile time. Now when I'm using @EntityGraph...

GPU processing - cuDF install problem (O/S or hardware issue?)

My aim to to explore GPU acceleration for tabular data with 10,000 to 10M+ records. I am most familiar with Pandas, so cuDF seems like a good place to start. I'm finding mixed results re: whether...

Python socket server script

I have a problem with setting up a continuously running python written socket server on a RasPi (1st gen) running the latest Raspbian build. What I wanted to do is to set up the RasPi as a data...

M300 OSDK - drone version not obtained

Since I cannot get the manifold 2 in my region, I created a cable according to https://forum.dji.com/forum.php?mod=viewthread&tid=219723. The cable is connected via FTDI converter directly to the...

Creating a bash script that logs the output of 'watch lsusb' into an empty file

I have an embedded Linux system (running Ubuntu 10) on a microprocessor that has an onboard USB hub (specifically a BeagleBone Black). I made a simple bash script that's supposed to run a command,...

Arduino MKR Wifi 1010 Serial Communication with Arduino Mega

I am writing a serial communication program between a mkr wifi 1010 and a mega in which the mkr sends either a H or L char to the mega, and the mega responds by reading the char and setting it's...

Materialized View vs Table Using dbt

I'm just onboarding dbt and having gone through the tutorial docs I'm wondering if there's a difference between materializing my transformations as views or tables? I'm using Snowflake as the data...

Unable to send byte from Python serial.write() to Arduino

I wrote a python script that sends and receive data to and from an Arduino. I can receive data without problems, but when I send data it seems like the Arduino is receiving only garbage. The...

Multi-tenancy using single database multiple schema with Hibernate and Spring Boot saving data to wrong schema

I am trying to seed my multiple tenant (single database, multiple schemas) system with data but running into an issue that wasn't present when I was using the same code with a single database. I...

How to firebase AB test new user onboarding?

As some other questions pointed out if you're setting up a Remote Config based AB test there's no activation event based on user first opened. We want to AB test our new onboarding flow against...

How can you use a flatlist to render components in react native

I am currently creating an onboarding screen which is just a few components navigating linear to the next component on a button click. However I’ve seen I could use a flatlist to style this...

Im trying to build mediapipe on my jetson nano

So Im trying to build a mediapipe whl file for my jetson nano by following this guide https://github.com/jiuqiant/mediapipe_python_aarch64 I am successful on building it with my raspberry pi 4. By...