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Hi :
Now I etl the raw data use spark sql generate the dataframe , I want to convert the spark dataframe object to ByteNdArray object for tensorflow model input
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I have toy model that takes three variables, `x1, x2, x3`, `x3` is a categorical variable with two categories, `a` and `b`. The model is trained using Python API,
```python
import lightgbm
import…
zyxue updated
3 months ago
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I have tried below way
```
df = fc.read.option("timeColumn","ds").option('isSorted', False).dataframe(spark.read.parquet('/test/SALECOUNT_OUT'))
df = fc.read.option("timeColumn","ds").option…
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### What kind an issue is this?
- [x] Bug report. If you’ve found a bug, please provide a code snippet or test to reproduce it below.
The easier it is to track down the bug, the faster …
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Before pushing to CRAN, i use [R-hub](https://docs.r-hub.io/) as is advised.
When doing so, the tests are in error because the provided JVM is not adapted to the version used to compile classes:
…
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I am trying to write an Airflow hook for connecting to Athena, and I'm getting this error about 'Athena JDBC connection is only supported for auto-commit mode.' Can you offer any insight into this er…
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### What is the problem the feature request solves?
### What is the problem the feature request solves?
We currently delegate to DataFusion when casting from string to decimal and there are some d…
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```
$ python e_shop_scrapper_pro.py
Scraping Pages: 0it [00:00, ?it/s]
Scraping Products: 0it [00:00, ?it/s]
No data available. CSV file not created.
Empty DataFrame
Columns: []
Index: []
java…
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Difficulty: 2
Technology: ZooKeeper, Pandas
Description: Integrate ZooKeeper with data mining tasks using Pandas for data analysis. Fetch data stored in ZooKeeper nodes, convert the data into Pa…
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Whenever we try to connect to kafka, we get this error:
WARNING:root:kafka dataframe could not be created because: An error occurred while calling o36.load.
: java.lang.NoClassDefFoundError: scala/…