Baseline version. Duh.
Comply with data file format conventions.
Add toCsv
method. Improve method documentation. Remove the rather pointless structureInfo
method.
- Add
shape
property &columnIterable
,withColumns
,multiIndexed
,masked
- Incorporate
Column
class being returned upon accessing aDataFrame
column, alongside methods for- transformation:
cumulativeSum
- accumulation:
mean
,max
,min
,sum
- counting:
count
,countElementOccurrencesOf
- null-ridding:
nullFree
,nullFreeIterable
- mask conversion:
eq
,neq
,isIn
,isNotIn
,maskFrom
,gt
,lt
,geq
,leq
- transformation:
- Enable conditional rows selection based on columns, e.g.
final filteredDf = df.masked(df('a').lt(7) & (df('b').eq(null) | df('c').isIn({'super', 'sick', ',', 'brother'})));
- Make
shape
an unmodifiable List - Add
head
method - Make the
start
andend
parameters ofslice
andsliced
keyword parameters - Add
asView
parameter to non-constructor methods returning aDataFrame
, to allow for determining whether a view of the current data, or a copy of it should be returned
- Update jiffy as well as the dart sdk version range
- Update dart sdk to >=2.13.0 <=3.3.0, csv to 6.0.0
- Update dart sdk to >=2.13.0 <=3.3.1
- Update dart sdk to >=2.13.0 <=3.3.3
- Update dart sdk to >=2.13.0 <4.0.0