raspberry-pi tag

99 questions


1 answers
37 views
0
Raspberry Pie Large Video

I tested receiving videos on the web using HTml. I tested it up to 100mb, which is small in capacity, and it went well. However, when I uploaded a large-capacity video of about 2 gigabytes, the video ...

2 years ago

1 answers
37 views
0
Python questions! (Correct the questions below)

a[] = {1,3,2, 4,5,9, 7,6,1, 2,3,4, 5,6,7}for(int = 0; i<3;i++){if(a[i]=='1') { print(number 1)}if(a[i]=='2') { print(number 2)}if(a[i]=='3') { print(number 3)} if(a[i]=='4') { print(number 4)}if(a[...

2 years ago

1 answers
37 views
0
I'm using OpenCV. I think I need to reduce the size of the transfer data, but I need your help.

Raspberry Pi is transferring Mat objects over OpenCV to Java Server. Some code for the client partial code.Converts Mat objects to images, converts them back to buffer images, and sends them to the se...

2 years ago

1 answers
118 views
0
Transmission of music file data from Raspberry to Android via tcp communication

I am looking for a way to listen to sound on Android by transmitting mp3 or wav files stored in Raspberry's folder to Android, such as the frequency of music files, via tcp communication. If you don't...

2 years ago

2 answers
40 views
0
How do I get the commands I specify to run automatically when I boot from Raspberry Pi3?

How do I get the command I specified to run automatically when I boot from Raspberry Pi3?

2 years ago

2 answers
48 views
0
Raspberry Pi html Video Playback

I tried to play mp4 format video stored on my server using HTml's , but the video shows Internet server error 500 in the video playback part.The html code is below.This is how the video plays well as ...

2 years ago

1 answers
38 views
0
Using 3 6vleds in Raspberry Pi

Hello? I'm asking you a question because I don't have enough knowledge in electronics!I'm going to run dozens of 6v leads on Raspberry Pi. I think the number of leads that are turned on at the same ti...

2 years ago

1 answers
40 views
0
I have a question about using Python on Linux.

I check the L2 cache miss rate using perf, but if it goes over 50 percent, I want to light the LED on the raspberry pie. You want to write this in Python.When you turn it off, Linux in Raspberry can t...

2 years ago

2 answers
42 views
0
Python question!

I'm writing the code below.The first time you run it, the result is It's a. That's it. It's m. It's like this. When you press the switch, you want to go to abcd[3] and create a loop that expresses the...

2 years ago

1 answers
71 views
0
I'm working on a Linux project, and I have a question ㅜㅜ

Using Raspberry Pi, output the L1 cache miss rate to the screen every 1 minute, and turn on the LED bulb when the cache miss rate exceeds 50%.The LED light bulb will be turned on using GPIO, but I won...

2 years ago
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