NCF | NeuCharFramework Template Project | Functional Programming library
kandi X-RAY | NCF Summary
kandi X-RAY | NCF Summary
Notice NCF 由盛派(Senparc)团队经过多年优化迭代的自用系统底层框架 SenparcCore 升级而来,经历了 .NET 3.5/4.5 众多系统的实战检验,并最终移植到 .NET Core(同时支持 .NET 5),目前已在众多系统中稳定运行。感谢大家一直以来的支持! 源码中已经附带文档模块,运行 NCF 并安装即可。.
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QUESTION
i'm using Torch Metrics to try to calculate the accuracy of my model. But i'm getting this error. I tried using .to(device="cuda:0")
but I got a cuda initialization error. I also tried using .cuda()
but that didn't work either. I'm using PyTorch lightning with a Titan Xp GPU. Im using a mish activation function with the Movie-lens data set.
code:
...ANSWER
Answered 2021-May-05 at 17:27I am explaining it here,
This command:
QUESTION
This might sound quite silly but it's driving me nuts. I have a matrix that has alphanumeric values and I'm struggling to test if some elements of that matrix match only the initial and final letters. As I don't care the middle character, I'm trying (withouth success) to use a wildcard.
As an example, consider this matrix:
...ANSWER
Answered 2021-Mar-16 at 11:38You can use grepl
with the subseted m
like:
QUESTION
Long question: I have two CSV files, one called SF1 which has quarterly data (only 4 times a year) with a datekey column, and one called DAILY which gives data every day. This is financial data so there are ticker columns.
I need to grab the quarterly data for SF1 and write it to the DAILY csv file for all the days that are in between when we get the next quarterly data.
For example, AAPL
has quarterly data released in SF1 on 2010-01-01 and its next earnings report is going to be on 2010-03-04. I then need every row in the DAILY file with ticker AAPL
between the dates 2010-01-01 until 2010-03-04 to have the same information as that one row on that date in the SF1 file.
So far, I have made a python dictionary that goes through the SF1 file and adds the dates to a list which is the value of the ticker keys in the dictionary. I thought about potentially getting rid of the previous string and just referencing the string that is in the dictionary to go and search for the data to write to the DAILY file.
Some of the columns needed to transfer from the SF1 file to the DAILY file are:
['accoci', 'assets', 'assetsavg', 'assetsc', 'assetsnc', 'assetturnover', 'bvps', 'capex', 'cashneq', 'cashnequsd', 'cor', 'consolinc', 'currentratio', 'de', 'debt', 'debtc', 'debtnc', 'debtusd', 'deferredrev', 'depamor', 'deposits', 'divyield', 'dps', 'ebit']
Code so far:
...ANSWER
Answered 2021-Feb-27 at 12:10The solution is merge_asof
it allows to merge date columns to the closer immediately after or before in the second dataframe.
As is it not explicit, I will assume here that daily.date
and sf1.datekey
are both true date columns, meaning that their dtype is datetime64[ns]
. merge_asof
cannot use string columns with an object
dtype.
I will also assume that you do not want the ev evebit evebitda marketcap pb pe and ps columns from the sf1
dataframes because their names conflict with columns from daily
(more on that later):
Code could be:
QUESTION
I'm trying to merge to pandas dataframes, one is called DAILY and the other SF1.
DAILY csv:
...ANSWER
Answered 2021-Feb-27 at 16:26You are facing this problem because your date
column in 'daily' and calendardate
column in 'sf1' are of type object
i.e string
Just change their type to datatime
by pd.to_datetime()
method
so just add these 2 lines of code in your Datasorting/cleaning code:-
QUESTION
I'm trying to merge two Pandas dataframes, one called SF1 with quarterly data, and one called DAILY with daily data.
Daily dataframe:
...ANSWER
Answered 2021-Feb-27 at 19:10The sorting by ticker
is not necessary as this is used for the exact join. Moreover, having it as first column in your sort_values
calls prevents the correct sorting on the columns for the backward-search, namely date
and calendardate
.
Try:
QUESTION
I have a dictionary that contains all of the information for company ticker : sector. For example 'AAPL':'Technology'.
I have a CSV file that looks like this:
...ANSWER
Answered 2021-Feb-07 at 07:29- Use
.map
, not.apply
to select values from adict
, by using a column value as akey
, because.map
is the method specifically implemented for this operation..map
will returnNaN
if the ticker is not in thedict
.
.apply
can be used, but.map
should be useddf['sector'] = df.ticker.apply(lambda x: company_dict.get(x))
.get
will returnNone
if the ticker isn't in thedict
.
QUESTION
Quick question: I am trying to do some analysis on the tickers in a CSV file.
Example of CSV file (Note that these are only the first two lines and there are around 200 tickers in total):
...ANSWER
Answered 2021-Jan-17 at 05:10QUESTION
I need to drop the majority of the companies in a historical stock market data CSV. The only companies I want to keep are 'GOOG', 'AAPL', 'AMZN', 'NFLX'. Note that there are over 20 000 companies listed in the CSV. I also want to filter out these companies while only using certain columns in the CSV. The columns are: 'ticker', 'datekey', 'assets', 'eps', 'pe', 'price', 'revenue'.
The code to filter out these companies is:
...ANSWER
Answered 2020-Dec-18 at 18:50list = ['GOOG', 'AAPL', 'AMZN', 'NFLX']
first = True
for tickers in list:
df1 = df[df.ticker == tickers]
if first:
df1.to_csv("20CompanyAnalysisData1.csv", mode='a', header=True)
first = False
else:
df1.to_csv("20CompanyAnalysisData1.csv", mode='a', header=False)
continue
QUESTION
why i cant play raw video in my app? did i miss something in my code? everytime i click the name of video in my listview this error appear in my logcat 2020-11-22 12:34:40.306 8395-8426/com.ncf.fitnessandexercise E/MediaPlayerNative: error (1, -2147483648) 2020-11-22 12:34:40.325 8395-8395/com.ncf.fitnessandexercise E/MediaPlayer: Error (1,-2147483648) and
this
...ANSWER
Answered 2020-Nov-24 at 05:54Maybe you are using non supported video format, have a look at VideoView supported formats: https://developer.android.com/guide/topics/media/media-formats
Incase if your video format is not supported, you can use ExoPlayer https://github.com/google/ExoPlayer
QUESTION
I am receiving an unexpected response from a server that I don't know how to fix. I have been tinkering with the Discord Gateway, which uses a secure websocket connection. However, when I request to establish a connection, to the gateway, I get a 302 Found
response status. After a bit of googling, I discovered that I should use the URI specified in the Location
header; however, this was (nearly) identical to the one I originally passed.
ANSWER
Answered 2020-Sep-02 at 07:13Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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