raspberry-pi tag

99 questions

1 answers
84 views
0

I want to display the electronic paper HAT, but there is an error.

Raspberry Pi, Python novice.To display Waveshare 2.13 inch e-Paper HAT on Raspberry PiI'm reading the user manual and trying to display the demo code.The work done is as follows.As per the user manual...

python raspberry-pi raspbian

2 years ago

2 answers
97 views
0

@reboot does not work on cron.

Nice to meet you I am a beginner in Linux, and I have a question because I didn't see any similar cases online.On the raspies sudo crontab-eLaunch the editor from the and 10***/usr/bin/python3/home/pi...

python linux raspberry-pi python3 cron

2 years ago

1 answers
39 views
0

How to send Raspberry Pi camera screen to PC in real time?

I am going to transfer real-time video information to PC's server computer using Raspberry Pi's camera on the Internet of Things. I'm not sure about it like a regular tcp communication, and when I goo...

server raspberry-pi

2 years ago

1 answers
50 views
0

Raspberry Pi 3 Ubuntu Installation Issues

I'm trying to install Ubuntu on Raspberry Pi3, but I can boot up my monitor, mouse, and keyboard, but if I try to connect using ssh to remotely control my laptop, I can't connect.After booting through...

ubuntu raspberry-pi

2 years ago

1 answers
68 views
0

I want to save the sensor value as strquery in mysql with Python, but how can I solve the problem that only '0' is stored in mysql although the sensor value is output from the terminal?

The sensor value measured by Arduino is sent to Raspberry Pi via Bluetooth, and Raspberry Pi receives the sensor value by Python and tries to save it in mysql. As mentioned in the question, when you r...

python bluetooth mysql strquery raspberry-pi

2 years ago

1 answers
51 views
0

I'm worried about the difference between Raspberry Pi and PC speed during TCP communication...

We are communicating TCP using Raspberry Pi (client) and PC (server).The current data is sent by changing the photo file taken with the camera to byte, and the server changes it to buffed image and di...

java raspberry-pi

2 years ago

1 answers
105 views
0

Problem when sending images from Raspberry Pi to the web

Hello, everyone I am currently working on a project in the form of posting photos taken with Raspberry Pie on the website. I'm transferring an image from the pie to the web, but I can't see the image....

web binary image raspberry-pi

2 years ago

1 answers
36 views
0

I'm making socket communication using Raspberry Pi and Python, but there's a blockage.

You want to create a socket communication that sends a picture to the server as soon as you take a picture with a button in Raspberry.I'm still a beginner, so I wrote the following code with the infor...

python raspberry-pi

2 years ago

1 answers
43 views
0

Python String Cut Question!

For example, if ABCD is included in the variable a, A, B, C, D, and space are separately I want to cut all the letters into pieces, how do I code them?

python raspberry-pi string

2 years ago

1 answers
67 views
0

This is a question about using Python in Raspberry Pi to retrieve images from the example opencv

I saved the image and Python file in the same placeython 3.5.3 (default, Jan 19 2017, 14:11:04) [GCC 6.3.0 20170124] on linuxType copyright, credits or license() for more information.import numpy as n...

opencv raspberry-pi

2 years ago

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