aal | Python module to convert a sequence of points in the XY
kandi X-RAY | aal Summary
kandi X-RAY | aal Summary
A Python module to convert a sequence of points in the XY plane to another sequence of points in the Angle-Arc-Length (AAL) space.
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Top functions reviewed by kandi - BETA
- Calculate the Fourier Transform .
- Convert a sequence of sequences into an AAL object .
- Perform an iterative normalization .
- Return the sign of a vector .
- Return the angle between two vectors .
- Normalise a scale .
- Normalise a rotation matrix .
- Compute the movement vector at t .
- Convert two matrices to 3d .
- Read the contents of a file .
aal Key Features
aal Examples and Code Snippets
Community Discussions
Trending Discussions on aal
QUESTION
Im learning python currently and trying to do my own projects by taking pieces of other codes so don't fault me while I'm learning.
Im taking a list of stocks from tickers.csv and scraped a website to get sector & industry and place them on a stocks.csv
the problem is I can only get either the sector or industry (by choosing one) into the stocks.csv by
...ANSWER
Answered 2022-Apr-15 at 06:42Just combine your existing two functions into one and return the result from parsing via a single soup object
QUESTION
I have a DataFrame like this:
...ANSWER
Answered 2022-Apr-01 at 07:06import pandas as pd
df = pd.read_csv("https://raw.githubusercontent.com/fja05680/sp500/master/S%26P%20500%20Historical%20Components%20%26%20Changes(03-14-2022).csv")
# convert string to list of tickers
df.tickers=df.tickers.str.split(',')
# explode list to rows
df = df.explode("tickers")
# make multi index, order levels and sort
df = df.set_index(['tickers', 'date']).sort_index()
# create random col
df['random value'] = 'x'
QUESTION
I am trying to use concat
function instead of append
to produce the same output from this block of code:
ANSWER
Answered 2022-Mar-20 at 10:17This is not an optimal strategy to append data row by row to a DataFrame. First collect your data into a Python data structure (here a list of dict) then create a dataframe from this data structure.
Try:
QUESTION
Have multiindex data frame as result of compare of two dataframes ...
...ANSWER
Answered 2022-Mar-18 at 11:43Filter both DataFrames - only numeric columns and substract, last add back to original DataFrame:
QUESTION
I am trying to find a user input word inside a string vector using binary search. But it always returns a positive integer. The vector is sorted and read from a txt file. The file looks like.
...ANSWER
Answered 2022-Mar-04 at 13:33As it is, unless x == (arr[mid])
is true, this code should throw a runtime exception because res
will be used in the next if statement before it's been initialized. When I initialize res
to some negative value, the function seems to work.
QUESTION
I am trying to create delta lake for all files located in '/dbfs/FileStore/tables/FirstRate30mins'
, but the data map wrongly.
The earliest correct data of AAL should be:
...ANSWER
Answered 2022-Feb-19 at 17:56sorry. Just miss +filename
Here is the correct code.
QUESTION
Is it possible to force the language of a Wicket message in HTML?
I have a few wicket pages and generic components that are used both when the user's locale is known and when it is not known. When the locale is not known, I am required to show messages in two official languages (english and german in this example). For now I have made language specific pages for the two languages and a default page for the "unknown" case:
...ANSWER
Answered 2022-Feb-16 at 07:11There is no such functionality in current Wicket (9.8.0).
I'd also be hesitant to implement something like WicketMessageResolver
!
But it would be quite simple to implement with non-auto component (auto-components are all created from markup - ), i.e. with a custom
Panel
that has two Label
s which models use Localizer.get()
to get the localized values.
QUESTION
I'm trying to create a stock screener and have no idea what I'm doing so please forgive my ignorance. I will try to explain my plan and please let me know if I'm totally off in my thinking!
...ANSWER
Answered 2022-Jan-19 at 05:20You can always just loop through your results to reorganize the data.
If I understand correctly, you have the ticker in index 6 of the list. You results are a list of lists. Now, you need to add a return to your getIntraday() functions, like this...
QUESTION
I am working with R.
I have many tibbles that look similar to this (I say similar because they contain 5 columns at the beginning and 11 columns at the and that need to be eliminated)
...ANSWER
Answered 2021-Dec-24 at 01:43When applying the same functions to multiple dataframes, it is easiest to work with them in a list, so that you can use functions from apply
or purrr
. Here, I am assuming that only the 120 dataframes are in your global environment. I first put all dataframes in your global environment into a list. Then, we can apply your various functions (I put it all into one function) on each dataframe to clean them up. Then, you can apply that function using purrr::map
to each dataframe.
QUESTION
I am working on a phpmysql project I have given myself in a bid to learn more about queries. I have added a new column called CALCULATION.
What I want to do is once the database is updated, a calculation is performed. That calculation would be:
VOLUME * (HIGH - LOW)
and that value will appear in the corresponding row under the CALCULATION column.
So, taking AAL for example, from the screenshot posted:
24847975 * (20.02 - 19.36) = 16399663.50 (would appear under CALCULATION column for AAL.
So the table is updated daily and then when it gets updated I'd like to perform the calculation on it. I'm looking at the idea that it may be TRIGGERS but would appreciate some guidance on this.
Would be useful to only perform this calculation if there is nothing inside the row as it would be a waste of resources recalculating everything all over again.
...ANSWER
Answered 2021-Dec-10 at 19:57I would recommend creating a view that has a calculation column that is aggregate of HIGH * LOW. Something like following:
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Install aal
You can use aal like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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