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Rating Stats for

Roman Pekar

Rating
1553.33 (7,028th)

Reputation
74,450 (1,126th)

Page: 1 2 3 4 5 ... 34

Title	Δ
SQL query 1 col & 1000 rows to pandas dataframe 10 cols&100...	0.00
Using pandas to merge two datasets based on a function rather than...	+0.41
pandas percentage change with missing data	0.00
Python how to update a dictionary with another dictionary by applyi...	0.00
How to copy rows from table variable into a normal table in MS SQL?	0.00
Group collection by sequent elements equality	-0.48
Calculate percent change on a Pandas DataFrame	-2.66
Concatenating two variable names to automate finding something in l...	+0.40
SQL - calculate forecast average	+0.40
how to modify list of actual variables in python	+0.42
Select only Duplicate	+2.17
Can't store procedure into dynamic temp table	-0.85
python itertools permutations with tied values	0.00
Mssql Instead of Update triggers null for values if no rows in view...	0.00
How to select record having "_" in the field using SQL	-1.41
How do I remove duplicate rows based on two Columns? (E.g. A Pair V...	-1.04
SQL Union of 4 tables	0.00
Postgres: Could not identify an ordering operator for type unknown	-1.74
Is it possible to update rows from a key/value pair?	+1.97
How can I invert a nullable boolean using SQL?	-1.06
Update Temp Table with Group By	0.00
Compute values frequency in pandas dataframe	0.00
Grouping by consecutive dates in SQL Server	-0.63
DB cartesian product on same table	-0.81
Parse XML data to SQL with multiple child node data	0.00
Convert select query result to XML format in SQL Server	+0.39
Select first or last n groups after applying "group by"	0.00
Using row values to decide what columns to multiply in a pandas dat...	-0.02
multiplying rows in dataframe based on row in another datarame pandas	-0.02
pandas map and join multiple columns	+0.38
Reorganizing the data in a dataframe	0.00
Update a column based on row_number()	+0.47
Convert lists inside dictionary to strings?	+0.73
How to chose all rows where there are at least two same values with...	-1.95
select column2 from table where column1=column3?	+0.66
Grouping and aggregating by counts: how to keep column names?	0.00
Split string into new column	-1.04
Pandas groupby to find percent True and False	0.00
pandas groupby access last group	-0.60
Group by one column and sum the other	-1.48
carriage lines and splitting cell values in pandas DataFrame	0.00
SQL Server Update one row blocking	0.00
SQL Server : Sum over a field changed after adding a LEFT JOIN	+1.59
sum of same year and same Id query	0.00
Count the number of sub tags from XML in SQL	+1.47
Python Pandas: Spread total values in dataframe based on percentage...	0.00
T sql select pivot by using inner join	0.00
How do I select a given number of rows for one table for each paren...	+0.40
DRY T-SQL case statement	+0.23
Slow TVF execution using variables vs constants	0.00