El Bruno

Tag: Raspberry Pi 4

#RaspberryPi – 2GB Raspberry Pi 4 now only $35

Hi ! After some windy vacations, I’m still behind on my drone posts. However, this is an amazing news: TL;DR: it’s our eighth birthday, and falling RAM prices have allowed us to cut the price of the 2GB Raspberry Pi 4 to $35. You can buy one here. Official Raspberry Pi Blog, https://www.raspberrypi.org/blog/new-price-raspberry-pi-4-2gb/ So great… — read more

Feb 27, 2020
#RaspberryPi – Performance differences in #FaceRecognition using #OpenVino (code with @code!)

Hi ! I’ve been looking to use the amazing Intel Neural Stick 2 for a while, and one of the 1st ideas that I have was to check how fast my Raspberry Pi 4 can run using this device. The Intel team released a nice step by step process installation for Raspberry Pi. And it… — read more

Jan 28, 2020
#RaspberryPi – How to install #docker (Updated 2020-01-24)

Hi I wrote a couple of times about this, however this is the updated version on how to install docker in a Raspberry Pi. Updated to Jan 24 2020. The information is available from the Official Docker Documentation And then, a simple check for the docker version with the command And that’s it ! Docker… — read more

Jan 24, 2020
#RaspberryPi – Where is my Add/Remove programs? let’s use Synaptic

Hi! When I wrote about the latest version of Visual Studio Code working on the Raspberry Pi, I realize that I used a couple of commands to find an installed application. The following command will list all the installed apps Which is great, but hard to read in bash mode. So that’s why I use… — read more

Jan 8, 2020
#RaspberryPi – Visual Studio Code blank screen is fixed on version 1.42. Thanks @headmelted! @code

Hi! When I wrote about how to install Visual Studio Code on a Raspberry Pi, there was an error on the app running on the device: the tool opened and display a black window. We needed to manually go back to version 1.29 to avoid this problem. And we also forgot to apply any updates,… — read more

Jan 7, 2020
#RaspberryPi – Ice Tower: The best cooler for your device! From 70C to <40C in a 60 minutes process running at 100% in all 4 cores

Hi! The Raspberry Pi 4 is an amazing device, and if you have been tracking the different usage scenarios for the device, you probably noticed that heat is an issue. I’ve using some Aluminum Heatsink, however still in some heavy scenarios the device temperature can be up to 70C or more. I found out that… — read more

Jan 6, 2020
#RaspberryPi – How to solve #dotnet core not recognized after reboot

Hi! So, after writing my posts on how to install dotnet core 3.1 on a Raspberry Pi 4, I found that after I reboot my device, the dotnet command stop working. When I run dotnet from bash I get the following message ~bash: dotnet: command not found The problem, is that the export steps of… — read more

Jan 5, 2020
#HowTo – Grant permissions to a folder after #Git clone, to perform #dotnet restore on a #RaspberryPi #dotnetcore

Hi ! Quick post today, to leave this as a public note. And, disclaimer, I’m not a Linux expert, just a normal user; I’m sure there are plenty of better ways to do this. Any advice will be appreciated. Context: I’m working with Git and .Net Core 3.1. Just cloned a repository and ready to… — read more

Jan 4, 2020
#RaspberryPi – Microsoft Teams in RPi 4? Mmm, not yet, but it’s an interesting learning journey to start the New Year 2020

Hi! A couple of weeks ago, Microsoft released a preview version of Microsoft Teams for Linux (see references). Since that day, I was hoping to have a chance to play around with this version, mostly in a Raspberry Pi. Those days I also had this conversation with my best half (who is a very smart… — read more

Dec 31, 2019
#RaspberryPi – Double Commander on #RaspberryPi4, because files are important!

Hi ! As a Windows User, I was never happy with the out-of-the-box File Explorer, that’s why I’m a big fan of Total Commander. The 2 panels mode to move or copy files between the panels, or the quick access keys, ftp connections and more, makes Total Commander a #MustHave tool in my Windows 10… — read more

Oct 2, 2019
#VSCode – Installing Visual Studio Code @code in a #RaspberryPi, run as root, fix black screen (Updated)

Hi! TL;DR: These 2 commands are the only ones you need to install At the bottom of the post you will also find the command to run Visual Studio Code as Root in RPI Some history on installing VSCode in a Raspberry Pi Now that I have my amazing Raspberry Pi 4 with 4GB RAM,… — read more

Oct 1, 2019
#RaspberryPi – 6 commands to install #OpenCV for #Python in #RaspberryPi4

Hi ! Quick post to remind me the 6 commands to install OpenCV in my Raspberry Pi There is an optional command to update pip, which is always nice. Happy Coding! Greetings @ Burlington El Bruno References Open CV, https://opencv.org/ Caribbean Developer Conference 2019, https://cdc.dev/ — read more

Oct 1, 2019
#RaspberryPi – MultiMonitor support in #RaspberryPi4 rocks!

Hi ! Another post in my path to use a Raspberry Pi 4 as a fully development device. And today, no code at all, just a showcase of the amazing new hardware: 2 video output. So let’s start with a working mode: In the previous image, in Screen 1 I’m using an instance of Visual… — read more

Sep 30, 2019
#VSCode – How to install #docker in a #RaspberryPi 4

Hi! In my series of posts on how to create a development environment using a Raspberry Pi4, today is time to write about installing Docker. (see references) I was user to download and build docker to be used on the device, however now we have an easier way to do this. Thanks to http://get.docker.com we… — read more

Sep 17, 2019
#RaspberryPi – How to install #DotNetCore in a #RaspberryPi4 and test with #HelloWorld (of course!)

Hi! During the next couple of months, I’ll be sharing some amazing experiences around AI. Some of these experiences includes IoT devices like a Raspberry Pi, and of course some Machine Learning.Net (ML.Net). Because ML.Net is built with .Net Core, it makes sense to share the 5 simple steps you need to do to install… — read more

Aug 27, 2019
#RaspberryPi – How To enable auto start with #HDMI safe mode

Hi! A couple of days ago I wrote (a personal reminder post) about how to add automatic connect to Wi-Fi and SSH enabled in a bootable Raspbian image in a SD card (see references). I also explained that this was required for me because, by default Raspberry Pi 4 video ports were not starting with… — read more

Aug 22, 2019
#VSCode – Installing Visual Studio Code in a #RaspberryPi, a couple of lessons learned – @code

Hi! Now that I have my amazing Raspberry Pi 4 with 4GB RAM, it’s time to see how serious the device is. So, I decided to install and use some developers’ tools in the RPi. My dev list will be something like this Python Some ML and AI Python packages GIT Arduino Visual Studio Code… — read more

Aug 20, 2019
#Python – Let’s use a #FaceRecognition demo app for a performance comparison between #RaspberryPi3 and #RaspberryPi4

Hi! I started to do some tests with the new Raspberry Pi 4 and the results are amazing. I’m not a performance expert, so I decided to pick up some of the demos / apps I’ve creating for the Raspberry Pi and run them in both models: Raspberry Pi 3 B+ and Raspberry Pi 4.… — read more

Aug 19, 2019
#RaspberryPi – Using “please” instead of “sudo”, a very Canadian command line of work for #Linux

Hi! I’ll write this down, so I don’t forget in the near future. I’m not a Linux user, and that’s amazing. Every day I learn something new, mostly while I’m working with Python, Visual Studio Code and Raspberry Pi. So, I received a couple of brand new Raspberry Pi 4, and now it’s time to… — read more

Aug 13, 2019
#RaspberryPi – Wow, the new #RaspberryPi4 is amazing !

Hi ! After an amazing weekend, where I split my time supporting 2 different hackathons, today big news is the announcement of the new Raspberry Pi 4. Did you check the news? 64-bit Quad-Core ARM Cortex-A72 processor, with a core clock speed of 1.5GHz 1GB, 2GB or 4GB of RAM 2 4K HDMI displays USB… — read more

Jun 25, 2019