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by sayhello
Wed Aug 07, 2019 3:56 pm
Forum: Python
Topic: Wemos with a serial/USB chip based on CH304G - using for micropython
Replies: 2
Views: 117

Wemos with a serial/USB chip based on CH304G - using for micropython

hello dear raspi-experts, this tutorial here - ( regarding the rc car that runs with micropython ) notes the following Step 4: MicroPython Installation cf: https://www.instructables.com/id/MicroPython-IoT-Rover-Based-on-WeMos-D1-ESP-8266EX/ Step 4: MicroPython Installation First, Wemos has a serial/...
by sayhello
Tue Jul 23, 2019 10:32 pm
Forum: Automation, sensing and robotics
Topic: use-cases: Control DC and Stepper Motors with L298N or with DAYPOWER Motor-9110
Replies: 0
Views: 111

use-cases: Control DC and Stepper Motors with L298N or with DAYPOWER Motor-9110

hello dear Raspi-Experts good day, use-cases: Control DC and Stepper Motors with L298N or with DAYPOWER Motor-9110 - different use-scenarios some one have example how to use l298n with motors. Friends of me use it with a raspi based -Control DC and Stepper Motors With L298N Dual Motor Controller Mod...
by sayhello
Tue Jul 23, 2019 4:58 pm
Forum: AIY Projects
Topic: did you ever run a rc car with a sealed led acic rechargeable battery 
Replies: 2
Views: 849

Re: did you ever run a rc car with a sealed led acic rechargeable battery 

good day dear Hawaiian Pi

many many thanks for all the ideas - and for all the considering the pros and cons.

i am so glad to be in this forum.

have agreat day
by sayhello
Tue Jul 23, 2019 2:53 pm
Forum: AIY Projects
Topic: did you ever run a rc car with a sealed led acic rechargeable battery 
Replies: 2
Views: 849

did you ever run a rc car with a sealed led acic rechargeable battery 

dear community,


Did you ever run a rc car with such a battery 


to spell it out clear:  did you ever run a rc car with a sealed led acic rechargeable battery 

what are the advantages /& disadvantages of using such a thing!?
blei_batt.jpg
blei_batt.jpg (12.33 KiB) Viewed 849 times
love to hear from you 
by sayhello
Wed May 01, 2019 12:09 pm
Forum: Python
Topic: need some help with classes in Python
Replies: 3
Views: 4084

Re: need some help with classes in Python

good day

many many thanks for the quick reply. Thaniks for the tipps. I will do as adviced and do some more research.

Have a great day.

greetings
say
by sayhello
Wed May 01, 2019 10:22 am
Forum: Python
Topic: need some help with classes in Python
Replies: 3
Views: 4084

need some help with classes in Python

hello dear Raspi-Experts i am going to create a Phonebook class efforts and parts: Design a Python class for a Phonebook. You class should have the following methods - see the little list that i have to implement: init (self): creates an empty list to store names and numbers Add(self, name, number):...
by sayhello
Tue Mar 12, 2019 8:58 am
Forum: Off topic discussion
Topic: can i capture a screenshot with gparted!?
Replies: 2
Views: 588

can i capture a screenshot with gparted!?

hello dear Community, can i capture a screenshot with gparted!? the devs they talk about this option: https://gparted.org/screenshots.php Following are several screen captures of various aspects of the GParted application. At the bottom of the page is a screen shot of the GParted Live boot menu. GPa...
by sayhello
Tue Feb 19, 2019 11:51 pm
Forum: Other
Topic: New installation : (Manjaro 18.02) trying to start kgpg on commandline
Replies: 1
Views: 1799

New installation : (Manjaro 18.02) trying to start kgpg on commandline

good evening dear experts on a fresh and new installation of Manjaro 18.02 - with all the updates that i achieved due to the command i found here: https://wiki.manjaro.org/index.php?title=Pacman_Tips Adding a number to -f/–fasttrack command will return a number of up-to-date and responsive mirrors s...
by sayhello
Sun Feb 17, 2019 9:49 pm
Forum: Python
Topic: What is a dot operator in Python? And how powerful is it!?
Replies: 1
Views: 214

What is a dot operator in Python? And how powerful is it!?

dear raspi-community the question is: What is a dot operator in Python? And how powerful is it!? well - if we say that almost everything in Python is an object. And furthermore - every object has certain attributes and methods. The connection between the attributes or the methods with the object is ...
by sayhello
Sat Feb 09, 2019 10:51 am
Forum: Other projects
Topic: matlab &/ Simulink in the use for a Real Time ECGSignal monitoring - replacing with other systems!?
Replies: 0
Views: 195

matlab &/ Simulink in the use for a Real Time ECGSignal monitoring - replacing with other systems!?

hello dear experts and user i am currently planning to create a little system for Real Time ECGSignal Transmission [and] for Remote Monitoring therefore i need to use Matlab and Simulink - (in order to run digital filters) the question is; can i use the both systems free or do i need to find another...
by sayhello
Thu Feb 07, 2019 5:10 pm
Forum: Automation, sensing and robotics
Topic: Raspberry pi controlled RC car
Replies: 1
Views: 2012

Re: Raspberry pi controlled RC car

hello dear Mike

that looks really great. I like all your ideas and the complete description is just very convincing.


I will dive into the same subject and will go in this direction too.


I will come back here in the next weeks


have a great day
by sayhello
Mon Jan 21, 2019 5:13 pm
Forum: Other projects
Topic: Pi_CAR Version 2 is online
Replies: 1
Views: 657

Re: Pi_CAR Version 2 is online

hi there i am interested in any experience with this package. background: I am starting a project - raspi-izing Lego Technic - and now I need some ideas for a car / vehicle to choose. This project starts out as a quest to find a way to combine the ease of Lego Technic chassis building with cheap com...
by sayhello
Wed Jan 16, 2019 10:51 pm
Forum: Advanced users
Topic: can i Replace Matlab & Simulink -with Octave - since the later one is Open Source
Replies: 2
Views: 400

can i Replace Matlab & Simulink -with Octave - since the later one is Open Source

dear friends

can i Replace Matlab & Simulink -with Octave - since the later one is Open Source

look forward to hear from you
by sayhello
Wed Jan 16, 2019 2:57 pm
Forum: Advanced users
Topic: interfacing with matlab & simulink - is it free
Replies: 4
Views: 754

Re: interfacing with matlab & simulink - is it free

well i will take octave

https://de.wikipedia.org/wiki/GNU_Octave

it is free - and i guess that i can do all that i need to
by sayhello
Tue Jan 15, 2019 3:36 pm
Forum: Advanced users
Topic: interfacing with matlab & simulink - is it free
Replies: 4
Views: 754

interfacing with matlab & simulink - is it free

hello - dont bother for this question. i need matlab for a certain project. is it free !? Found some information that it will cost money... but here a introduction on using matlab with Raspi / or Adruino does not say anything bout fees: MATLAB Support Package for Arduino hardware enables you to use ...
by sayhello
Mon Jan 07, 2019 1:18 pm
Forum: Other projects
Topic: Health-Solution with Pi AD8232 Analog Heart Rate Sensor
Replies: 0
Views: 557

Health-Solution with Pi AD8232 Analog Heart Rate Sensor

hello dear all, i am starting with a little project for Raspberry-Pi hack for Health Measurements i want to do some measures of biometric data - such as - pulse - blood preasure - tempeature - and several other biometric data. the question is: which sensors do i need here?! btw: it would be great if...
by sayhello
Thu Dec 27, 2018 9:48 pm
Forum: Other
Topic: how to install the db-driver hsqldb-jre on manjaro linux?
Replies: 2
Views: 448

how to install the db-driver hsqldb-jre on manjaro linux?

hello dear all how to install the db-driver hsqldb-jre ? i have a base-db and it runs on Manjaro. that means - i want to use it on manjaro-linux. but unfortunatly i have no glue how to install the db-driver. well how can this be done: found this on the net: https://aur.archlinux.org/packages/hsqldb2...
by sayhello
Tue Dec 25, 2018 11:13 am
Forum: Advanced users
Topic: how to build ATOM (editor) correctly on Raspbian
Replies: 3
Views: 993

Re: ATOM - fresh setup: with terminal plus : only cursor blinks - no commands etc etx possible

i will try out the following packet termination https://atom.io/packages/termination A terminal package for Atom, complete with themes, API and more. Forked from platformio-ide-terminal. terminal-plus was a much-loved Atom terminal program but its maintenance has slowed down and bugs remain unfixed....
by sayhello
Tue Dec 25, 2018 12:24 am
Forum: Advanced users
Topic: how to build ATOM (editor) correctly on Raspbian
Replies: 3
Views: 993

Re: ATOM - fresh setup: with terminal plus : only cursor blinks - no commands etc etx possible

for example i cannot run any commands like the following:

git config --global user.email "xyz....bla bla ba "
git config --global user.name "bla bla bla "
by sayhello
Tue Dec 25, 2018 12:16 am
Forum: Advanced users
Topic: how to build ATOM (editor) correctly on Raspbian
Replies: 3
Views: 993

how to build ATOM (editor) correctly on Raspbian

dear community fresh setup of Atom ATOM - fresh setup: with terminal plus : only cursor blinks - no commands etc etx possible additionallly installed and set up Terminal-Plus only the cursor blinks - but i cannot run any comands like comit etc. etx# do i need to do further customization or what shou...
by sayhello
Sun Dec 23, 2018 11:28 pm
Forum: General programming discussion
Topic: driver class „org.hspql.jdbcDriver could not be loaded - what can i do now!?
Replies: 0
Views: 1067

driver class „org.hspql.jdbcDriver could not be loaded - what can i do now!?

dear rasperry pi fans and experts - i wanted to work with a Base-dB a friend of me sent me the db and while i have opened it i was aware the following message_ driver class „org.hspql.jdbcDriver could not be loaded see the path xyz xyz and then a path was mentioend that leads to the notebook of my f...
by sayhello
Wed Dec 19, 2018 10:55 pm
Forum: Off topic discussion
Topic: ATOM :: the terminal stays blank no entry possible - no command - no nothing!
Replies: 1
Views: 1124

ATOM :: the terminal stays blank no entry possible - no command - no nothing!

dear all, good evening dear RaspBerry-Pi experts, running ATOM editor in Manjaro linux version 18xy ATOM :: the terminal stays blank no entry possible - no command - no nothing! well : the terminal stays blank no entry possible - no command - no nothing! see the image. - https://forum.manjaro.org/up...
by sayhello
Mon Dec 17, 2018 4:12 pm
Forum: Off topic discussion
Topic: What are main differences between Git, GitHub and Bitbucket resp Gitkraken? And also Git and Mercurial
Replies: 3
Views: 1285

What are main differences between Git, GitHub and Bitbucket resp Gitkraken? And also Git and Mercurial

dear experts, pretty new to Git and Github and bitbucket: The question is What are main differences between Git, GitHub and Bitbucket resp Gitkraken? And also Git and Mercurial. Git and mercurial(hg) - both are the actual tools for version controll. In fact both them can be called "Distributed Versi...
by sayhello
Sun Dec 16, 2018 3:11 pm
Forum: Off topic discussion
Topic: how to sync the bookmarks that you safe - during the week on three different machines
Replies: 0
Views: 766

how to sync the bookmarks that you safe - during the week on three different machines

but - what do you do to sync the bookmarks that you have collected on several machines - during the week. note: i work on three differnt machines during the week from monday to friday on office notebook - from monday to friday eveing on linux notebook from friday to monday on a total different machi...
by sayhello
Sun Dec 16, 2018 2:09 am
Forum: Off topic discussion
Topic: Can I use GitHub as free unlimited cloud storage? or do i have to go with bitbucket
Replies: 2
Views: 981

Can I use GitHub as free unlimited cloud storage? or do i have to go with bitbucket

hello and good evening dear Raspi - experts, Can I use GitHub as free unlimited cloud storage? well i guess no btw: I have found out the following: https://help.github.com/articles/what-is-my-disk-quota/ https://help.github.com/articles/about-storage-and-bandwidth-usage/ conclusion: well - i guess t...

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