rio | open source library allowing you to create an internet
kandi X-RAY | rio Summary
kandi X-RAY | rio Summary
The main project behind Rio is an interactive, internet connected LED wall. Rio has been used to power a 2 meter x 1.1 meter LED display made by Solid State Group. rio-server currently runs here on a Raspberry Pi and drives 2040 pixels with a generic REST and WebSocket API. We also use rio-canvas and rio-mobile to enable new ways to interact with it. We were originally inspired by Google Creative Labs's anypixel, however felt that we could create a library ourselves that's a lot easier to build on top of and understand for curious developers who wanted to build something cool.
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Community Discussions
Trending Discussions on rio
QUESTION
For a university work, we have some geographic coordinates of world locations in a pandas dataframe:
...ANSWER
Answered 2022-Mar-17 at 11:51You can use str.replace
:
QUESTION
I have this background video:
...ANSWER
Answered 2022-Mar-08 at 00:03Make it a memo component with MyMemoVideo = React.memo(MyVideo)
.
Ideally you don’t pass any props to , but if you do, please ensure that those props stay the same over time. This way you got a component that doesn’t re-render after mounted.
QUESTION
I have a dataset with the following structure
index candidato Page Name Post Created Date Total Interactions Likes Shares Comments Love Angry 0 António Costa Observador 2022-01-03 4500 340 400 433 545 565There are 9 different candidato
(candidates) and 27 different Page Name
Full dataset can be found here
I need to find a way to calculate, for each Page Name
, the totals and the percentage of Total Interactions
, Likes
, Shares
, Comments
, Love
, and Angry
that will result in a DataFrame with the following structure
The reason why I need to calculate this is in order to produce a percent stacked bar chart such as this one:
What is the best way to achieve this with Pandas? Thank you in advance for your help.
Disclosure This question is to help in a non-for-profit project that analyzes media behaviour, and bias, towards Portuguese candidates to the 2022 general elections. The prior report was made using Google Sheets but analyzing the datasets with Python is the best way, since I plan on doing this every 3 months.
The GitHub repo can be found here, where you can access all datasets and code used.
...ANSWER
Answered 2022-Feb-05 at 19:19After getting the data via:
QUESTION
I use Delphi 10.3 Rio, and need to know the screen PixelsPerInch ratio to scale my application accordingly.
Calculating with the formula, my screen has 142 ppi. (Real values are: 15.5" diagonal and 1920 x 1080 resolution). But when I read in Delphi the Screen.PixelsPerInch
property, I get 134 ! And this value is reportend in PixelsPerInch
property of every TForm
I create, too. So, why this difference and which is the real ppi ?
AIDA64 reports the real value of 142 ppi... So I think is something wrong with the pixels per inch ratio in Delphi...
Edit:
I managed to get the real PPI with this code... but I cannot change this in every Delphi component. So, if I use this value in my components, won't I mess everything up ?
...ANSWER
Answered 2022-Jan-21 at 08:08There is no bug and Delphi returns proper value in PixelsPerInch
.
PPI OS will return for the purpose of scaling your application is not the actual PPI value of the actual display device, but virtual pixel density.
For developing applications the PPI value you need is the one that OS gives you, not the actual PPI value of the display device.
Everything you need to know is baseline PPI for the OS and current PPI or the scale factor. Using those numbers you can then calculate number of scaled pixels from some baseline pixel value.
For instance, if your control baseline width is 100 pixels and screen scale is 150% from the baseline PPI then your runtime control size will be 150 pixels.
Different operating systems have different baseline PPI.
OS Baseline PPI Windows 96 PPI macOS 72 PPI Android 160 PPI iOS 163 PPICalculation:
QUESTION
I'm saving a TTL file using RDFWriter
.
How can I explicitly save literals with their data type?
For example, I want "5.36289"^^xsd:float
but I get 5.36289E0
instead.
I had the same problem with strings, but I found the BasicWriterSettings.XSD_STRING_TO_PLAIN_LITERAL
property that solved. I cannot find any similar configuration for other data types.
I am creating the literals using the method Values.literal
.
This is the source code:
...ANSWER
Answered 2021-Dec-23 at 14:27There is a configuration setting called ABBREVIATE_NUMBERS
that works like a charm (and it needs to be used only when PRETTY_PRINT
is true, which is the default value).
QUESTION
I'm using this dataset: https://sedac.ciesin.columbia.edu/data/set/gpw-v4-population-density-rev11/data-download (Gridded population density of the world)
With this map: https://data.humdata.org/dataset/uganda-administrative-boundaries-as-of-17-08-2018 (Uganda administrative boundaries shapefile)
I have clipped the uganda map to the region I need, like so:
...ANSWER
Answered 2021-Nov-18 at 22:19The problem is the shapefile is in UTM coordinates and the raster is a world coordinate system (lat/long). Even though you assign the epsg:4326
crs to gdf
it's coordinates are still in UTM. You can convert these manually doing something like this.
Otherwise, you can re-projected the world raster into EPSG:21096
(estimation based off UTM zone from the uganda shapefile) using QGIS or you can use gdalwarp.
After changing the projection on the raster the rest of your code worked.
QUESTION
I have downloaded a list of all the towns and cities etc in the US from the census bureau. Here is a random sample:
...ANSWER
Answered 2021-Nov-12 at 22:48I have such a solution. And I'm surprised myself that I used two loops for
!! Incredibly, I did it. First things first.
My proposal is based on a simplification. However, the mistake you will make at short distances will be relatively small. But the time gain is huge!
Well, I propose to count the distance in Cartesian coordinates, not spherical.
So we're going to need a simple function that computes the Cartesian coordinates based on the two arguments latitude
and longitude
.
Here is our LatLong2Cart
feature.
QUESTION
This is an example of my data:
...ANSWER
Answered 2021-Jun-10 at 02:18I wasn't able to use your example data (please use dput(head(finalTable))
instead of deparse), but here is one potential solution using the data at the beginning of your question:
QUESTION
ANSWER
Answered 2021-May-27 at 01:28I suggest you should extract new column from lugar column like below code.
QUESTION
I'm trying to combine Servant authentication (servant-auth-server package) with RIO as my handler monad to avoid the ExceptT anti-pattern. However, I can't line up the types properly for handling denied authentications.
My (simplified) API endpoint is
...ANSWER
Answered 2021-Apr-26 at 16:28The problem was that throwIO err401
is a single RIO
action. But when a servant server has more than one endpoint, each different handler must be composed with the :<|>
combinator.
If your API has has many endpoints, it will quickly become annoying to write 401-returning handlers for each and every one. Fortunately, it seems that servant-auth-server provides a throwAll
helper function which automatically builds error-returning handlers for an entire API.
Edit: as Ulrich has noted, the problem with throwAll
is that it only works with MonadError
monads, and RIO
is not an instance of MonadError
. But it should be possible to modify the typeclass so that it supports RIO
.
First, some imports and helper datatypes:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install rio
rio-server can run independently; simply go through the installation instructions there and simulate the LED wall in your terminal within minutes. Full installation instructions for a Raspberry Pi can be found here.
rio-canvas Requires you to be running rio-server and have a valid websocket address defined in its config.js
rio-mobile Requires you to be running both rio-server and rio-canvas have a valid api/websocket address defined in its config.js
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