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When I try to load a csv with 1 million rows, the heap memory gets exceeded.
I know we need to increase the MAX_OLD_SPACE_SIZE before running the application, but what I see is, DanfoJs is consuming…
reevr updated
3 years ago
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Hello everyone,
I'm experiencing what I believe is a bug, but since I'm a Javascript newbie, it could be me...
I'm trying to pull out row by row from a dataframe, after having populated it from a …
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I created a dataframe with a column called **'raw_timestamp'**. Then I derived two additional columns out of it, **'raw_data'** and **'raw_time'** in the following way:
`df = new dfd.DataFrame(raw_da…
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i use the example of dfd.read_excel but ...
**Screenshots**
here is the source
**Scre…
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**Describe the bug**
I am trying to read a .xlsx file, then drop three columns, and then rename the remaining columns.
If i remove the code for dropping, renaming works just fine, and if i remove …
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Hi - I am trying to use **danfojs-node** within CustomJS using require as shown below but running into an error. Do you have any suggestions on how to get this working?
```
callback = CustomJS(arg…
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Using the get started query example
[https://danfo.jsdata.org/api-reference/dataframe/danfo.dataframe.query](url)
```
let data = {"A": [30, 1, 2, 3],
"B": [34, 4, 5, 6],
"…
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Hello,
I need to be able to convert an Excel into a dfd.DataFrame. I've been able to read an excel and print it but "df" seems to be a void type and not DataFrame.
If anyone knows how t…
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If I use `DataFrame.add` to add two dataframes together, the order of the rows and columns seems to be used to combine the values, rather than the column and row indices.
E.g. in the below, I think…
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Hello!
I have a few quick questions!
Are there any performance benchmarks of danfo.js? I am trying to decide if Danfo would be faster than vanilla JS operations for groupings, getting distinct v…