dartframe 0.2.0

DartFrame is a Dart library inspired by pandas, simplifying structured data handling (tables, CSVs, JSON) with function tools for filtering, transforming, and analysis.

0.2.0

• [FEATURE] Added isEmpty and isNotEmpty properties to check if DataFrame has rows
• [FEATURE] Added copy() method to create deep copies of DataFrames
• [FEATURE] Added dimension properties: rowCount, columnCount, and shape
• [FEATURE] Added dtypes property to get column data types
• [FEATURE] Added hasColumn() method to check for column existence
• [FEATURE] Added unique() method to get DataFrame with only unique rows
• [FEATURE] Added unique() method to Series to get unique values
• [FEATURE] Added resetIndex() method for reindexing after filtering
• [FEATURE] Added conversion methods: toListOfMaps() and toMap()
• [FEATURE] Added sample() method for randomly sampling rows
• [FEATURE] Added applyToColumn() method for applying functions to column elements
• [FEATURE] Added applyToRows() method for applying functions to each row
• [FEATURE] Added corr() method for computing correlation coefficients
• [FEATURE] Added bin() method for creating bins from continuous data
• [FEATURE] Added toCsv() method for converting DataFrame to CSV string
• [FEATURE] Added pivot() method for creating pivot tables
• [FEATURE] Added melt() method for reshaping data from wide to long format
• [FEATURE] Added join() method for combining DataFrames
• [IMPROVEMENT] Enhanced fillna() method with strategies (mean, median, mode, forward, backward)
• [FEATURE] Added dropna() method to remove rows or columns with missing values
• [IMPROVEMENT] Improved replace() method with regex support and column targeting
• [FEATURE] Added replaceInPlace() method for in-place value replacement
• [FEATURE] Added astype() method to convert column data types
• [FEATURE] Added round() method to round numeric values to specified precision
• [FEATURE] Added rolling() method for computing rolling window calculations
• [FEATURE] Added cumulative() method for cumulative calculations (sum, product, min, max)
• [FEATURE] Added quantile() method to compute quantiles over a column
• [FEATURE] Added rank() method to compute numerical rank along a column
• [FEATURE] Added abs() method to Series for calculating absolute values
• [FEATURE] Added copy() method to Series for creating copies
• [FEATURE] Added cummax() method to Series for cumulative maximum calculations
• [FEATURE] Added cummin() method to Series for cumulative minimum calculations
• [FEATURE] Added cumprod() method to Series for cumulative product calculations
• [IMPROVEMENT] Enhanced cumsum() method in Series with skipna parameter
• [FEATURE] Added GeoDataFrame class for handling geospatial data
• [Fix] Fixed the ability to modify individual elements in DataFrame using df['column'][index] = value syntax
• [FIX] Improved row header display in toString() method to properly handle headers of varying lengths

0.1.3

• [IMPROVEMENT] Fixed Readme not showing the right status
• [FEATURE] Added unit tests
• [FEATURE] Added row header names/index

0.1.2

• Fixed description to match dart packaging

0.1.1

• Fixed description.

0.1.0

• Initial version.