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  • All (20993) +299
    • AI (3155) +14
    • DevOps (933) +7
    • Software (11054) +203
    • IT (5802) +74
    • Education (48)
  • Notice
  • All (20993) +299
  • AI (3155) +14
  • DevOps (933) +7
  • Software (11054) +203
  • IT (5802) +74
  • Education (48)
  • Notice
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  • 3 weeks ago · software

    🚀 O Poder da Teoria dos Conjuntos na Programação: Lodash como Aliado na União e Diferença de Dados

    O Conceito de Conjunto Set Vamos ver como o Lodash nos ajuda a aplicar isso na prática, comparando-o com o código JavaScript “puro”. Exemplo 1: União Combinand...

    #javascript #lodash #set-theory #arrays #union #difference #data-manipulation
  • 1 month ago · software

    🔥 Day 7: PySpark Joins, Unions, and GroupBy Guide

    1. Joins in PySpark — The Heart of ETL Pipelines A join merges two DataFrames based on keys, similar to SQL. Basic Join python df.joindf2, df.id == df2.id, 'in...

    #pyspark #apache spark #joins #union #groupby #data engineering #etl #aggregation
  • 1 month ago · software

    compare3

    sql SELECT 'ONLY_IN_US_1' AS location, t1.table_name FROM dba_tables t1 LEFT JOIN dba_tables t2 ON t1.table_name = t2.table_name AND t2.owner = 'GL...

    #SQL #Oracle #database #schema comparison #dba_tables #UNION #LEFT JOIN
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