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Search Results
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Thread: pyserial setting and getting RTS/DTR etc...- RTFM, but still don't understand it
Post: pyserial setting and getting RTS/DTR etc...- RTFM,...
| I've started playing around with the serial port, so I installed pySerial. I then built a very simple breakout board, where I can measure voltages, strap LED and so on across the various RS232 lines.... |
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alloydog |
General Coding Help |
0 |
4,290 |
Apr-19-2021, 03:37 PM |
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Thread: A better way to search the contents of a directory?
Post: RE: A better way to search the contents of a direc...
| Thanks for suggestions and help,folks.
However, before I got back here, I had been playing around with it and realised that I was approaching from the wrong direction. Instead of using the command l... |
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alloydog |
General Coding Help |
5 |
2,674 |
Apr-11-2021, 09:12 AM |
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Thread: A better way to search the contents of a directory?
Post: RE: A better way to search the contents of a direc...
| Thanks for help. However, I think I have missed something out.
This is how I tried your script:
import os
def directory(path):
for file in os.listdir(path):
if "Prolific".lower() in fil... |
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alloydog |
General Coding Help |
5 |
2,674 |
Apr-08-2021, 03:11 PM |
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Thread: A better way to search the contents of a directory?
Post: A better way to search the contents of a directory...
| I want to find out which ttyUSB port has been assigned to a specific device.
I know the name of the device, it is a generic "Prolific" USB to Serial adapter cable. Over the past few days, I have not... |
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alloydog |
General Coding Help |
5 |
2,674 |
Apr-07-2021, 06:55 PM |
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Thread: What type of *data* is the name of a list/tuple/dict, etc?
Post: RE: What type of *data* is the name of a list/tupl...
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alloydog |
General Coding Help |
9 |
4,383 |
Jan-30-2021, 07:11 AM |
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Thread: What type of *data* is the name of a list/tuple/dict, etc?
Post: RE: What type of *data* is the name of a list/tupl...
| (Jan-13-2021, 08:18 PM)buran Wrote: for idx, device in enumerate(devices, start=1):
print(f'{idx: >2d}.{device.part_no}')
user_choice = int(input(f'Select device (1-{len(devices)}): ')) - 1
I... |
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alloydog |
General Coding Help |
9 |
4,383 |
Jan-28-2021, 05:01 PM |
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Thread: What type of *data* is the name of a list/tuple/dict, etc?
Post: RE: What type of *data* is the name of a list/tupl...
| Thanks for the detailed solutions! **thumbsup**
I will give each of them a try and see how they work and for tidying up the exponentials. Also, I wasn't sure how to format exponentials and *10**N wo... |
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alloydog |
General Coding Help |
9 |
4,383 |
Jan-14-2021, 09:25 AM |
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Thread: What type of *data* is the name of a list/tuple/dict, etc?
Post: What type of *data* is the name of a list/tuple/di...
| In this excerpt of something I'm playing with, I create a variable from the user input. The user inpout is then added to a string. The resultant string is then used to refer to a list.
But, when I ... |
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alloydog |
General Coding Help |
9 |
4,383 |
Jan-13-2021, 07:43 PM |
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Thread: Problem with one set of data
Post: RE: Problem with one set of data
| I don't know what happened, I tried it first thing this morning (like at half-past four!) and got a wrong answer. Now I retried it and it works! Thank you good sir! Maybe someone needs to tell the p... |
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alloydog |
General Coding Help |
4 |
2,175 |
Jan-04-2021, 07:41 AM |
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Thread: Problem with one set of data
Post: RE: Problem with one set of data
| Thanks for looking through it, but if you look closer, you'll notice that from 30K5A onwards, the powers are **-4, **-4 and **-8. I even tried with C being to **-7, but it does not work either. |
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alloydog |
General Coding Help |
4 |
2,175 |
Jan-04-2021, 02:52 AM |
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Thread: Problem with one set of data
Post: Problem with one set of data
| I wrote a script to convert the measured resistance of the Betatherm thermistor 30K6A1 to temperature. I initially thought I had done something wrong, as it kept returning the wrong answer. The corr... |
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alloydog |
General Coding Help |
4 |
2,175 |
Jan-03-2021, 07:37 PM |
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Thread: IDLE for 3.7
Post: RE: IDLE for 3.7
| I forgot about this thread and I kind of didn't get very far with following the tutorial either - it doesn't suit my style of learning.
Flash forward a couple of years and I restarted, fresh install ... |
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alloydog |
Bar |
6 |
8,225 |
Jan-01-2021, 01:53 PM |
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Thread: Improvements for first script?
Post: RE: Improvements for first script?
| Apparently f-strings are the new improved way of doing it...
https://realpython.com/python-f-strings/ |
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alloydog |
Code Review |
9 |
4,147 |
Jan-01-2021, 01:45 PM |
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Thread: Improvements for first script?
Post: RE: Improvements for first script?
| Thanks for extras! **thumbsup**
I'll have a look through them, as I'm thinking about expanding my script later on - it was written as "My First Python Script", as earlier I did the same thing in HTM... |
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alloydog |
Code Review |
9 |
4,147 |
Dec-30-2020, 05:28 PM |
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Thread: Improvements for first script?
Post: RE: Improvements for first script?
| I will give that a bash - always good to reduce typing ;)
Thanks! |
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alloydog |
Code Review |
9 |
4,147 |
Dec-30-2020, 09:25 AM |
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Thread: Difference between math.pow and **
Post: RE: Difference between math.pow and **
| Thanks for expanded explanation - I actually thought that pow was just a short hand version of math.pow. But now I know :) |
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alloydog |
General Coding Help |
5 |
4,662 |
Dec-30-2020, 09:23 AM |
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Thread: Difference between math.pow and **
Post: RE: Difference between math.pow and **
| Aha, the problem was between keyboard and chair - a typo, I had too many brackets. Thanks.
Which is the "preferred" way of doing it? pow or **?
Or is it just personal preference? |
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alloydog |
General Coding Help |
5 |
4,662 |
Dec-30-2020, 07:35 AM |
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Thread: Difference between math.pow and **
Post: Difference between math.pow and **
| I'm trying to write a script which uses the Steinhart-Hart equation to calculate the temperature of a thermistor from its measured resistance.
The formula is: 1/T = A + B(ln(R)) + C(ln(R))³Where T is... |
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alloydog |
General Coding Help |
5 |
4,662 |
Dec-29-2020, 07:37 PM |
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Thread: Improvements for first script?
Post: RE: Improvements for first script?
| Thanks for the tips. **thumbsup** Didn't know about the style guide - Heading over to there ASAP.
For not using uppercase letters, then, measUnits would become meas_units.
I appreciate your commen... |
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alloydog |
Code Review |
9 |
4,147 |
Dec-28-2020, 07:55 AM |
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Thread: Improvements for first script?
Post: Improvements for first script?
| My way of learning is to think of something I need doing, then try a line, step by step, googling each error message and so on. I *don't* look for a complete script, that someone else has already don... |
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alloydog |
Code Review |
9 |
4,147 |
Dec-27-2020, 03:57 PM |
