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Roman Pekar

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1553.33 (7,028th) 		Reputation
74,450 (1,126th)
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Title Δ
mongo select all unique combinations of document attributes -0.09
How can unrar a file with python -0.37
Stored Procedure with CTE to query Category , Sub Category , Sub Su... 0.00
Find the biggest interval that has all its members in list in O(n) +0.15
Postgresql Update with subquery 0.00
Convert a list of dictionaries to a hierarchy structure +0.39
Concatenating mutiple rows in postgresql into single rows +0.40
Pull certain elements out of a 2D python list? +0.38
Postgres Array Prefix Matching +0.37
Extracting data from a list of tuples +0.39
Get result by week 0.00
SQL server : How to seperate XML nodes in different rows -0.59
Python Generate a dynamic dictionary from the list of keys +0.34
Select only changed rows -0.89
Using JOIN statement with CONTAINS function -0.12
Monster of an inner join...multi part ... could not be bound? -0.02
datetime Cast or Convert? +0.33
SQL how to append columns to a single-row result set? -0.44
convert string to yyyy-mm-dd -0.99
Linq Groupby categorizes but how do I manipulate the values in the... -1.12
Need to make a query more efficient +1.72
Python - How to transform a tuple to a string of values without com... -1.35
In a SELECT, take one group of fields or another depending on a fie... +0.06
Creating a calendar in sql 0.00
recursive geometric query : five closest entities 0.00
SQL Server : birthdays on Leap Year -0.08
SQL- duplication of values from a query +0.03
SQL Query To find Train between stations +0.10
Multiple full index scans being performed when using a conditional... 0.00
How do I update an XML column in sql server by checking for the val... +0.88
Trigger to update record when Value = GETDATE() -1.29
How to find whether given date range present in the list of Date Ra... 0.00
mysql how to select records where condition by age -0.55
SQL Server 2008 update table with values from another table +1.51
Sum the timegap if consecutive timestamps are same for 10 min +1.49
How to get top 5 repeated Regex.Matches in C#? -1.97
SQL running sum for an MVC application 0.00
converting varchar to date - SQL Server 0.00
Trigger for 2 Tables 0.00
Combine two sql queries into one query -0.52
Get records between 2 custom varchar date values 0.00
Create XML from a hierarchical Dataset in C# -0.16
mysql return single row and status for multiple rows 0.00
How to find node with highest count? -1.34
3 Way Quicksort algorithms +0.15
Order by orders only by days not months 0.00
How to select distinct rows with a specified condition +0.83
query linq to xml +0.18
Use XPath to match elements whose names are in the format ParentEle... -0.34
How do I combine these three SQL Queries? 0.00