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Rating Stats for

terrylynch

Rating
1504.52 (154,964th)

Reputation
4,304 (38,834th)

Page: 1 2 3 4 5 ... 6

Title	Δ
How to apply a function to certain columns in KDB?	-0.31
Count the first x integers of a group of values	-0.00
How to check if some values have been above a threshold for more th...	0.00
Ungroup over more than one columns in a given table	0.00
double - triple for loops using index of vectors that vary in length	0.00
Construct a correlation matrix from table with non-aligned dates	0.00
Optimize the query using group by on certain condition in q kdb	-0.52
How do I remove row with duplicate value?	+0.48
How to debug a '2019.01.01T01:01:01.3213141 length or mismatch...	-0.03
How to select a column containing dot in column name in kdb	-0.54
Is it performant to use floor function instead of lower function to...	0.00
Is it possible to write k code within q script?	-0.02
Hashing in dictionary in kdb	0.00
How can I efficiently convert the output of one KDB function into t...	+0.49
how to remove redundant use of last keyword in qsql	-0.48
Define global variable within a function in q kdb	0.00
Selecting count of occurences of values in kdb	+0.46
Convert number to string and add comma to numbers every three digit...	0.00
KDB+/q: How to implement an aggregation table for features?	0.00
Routine to force kdb into a bad state for testing purpose?	-0.03
Interpreting.Q.w[] for potential problems?	0.00
KDB: How to serialize a table for a union join within kdb-tick arch...	-0.04
KDB/q: How to update a table with row containing disparate columns?	-0.52
Efficiency of memory stats using .Q.w in kdb	+0.47
How to insert a row into KDB using qPython	0.00
Return KDB query to a pandas datframe	0.00
KDB+/q: how to implement an xbar aggregation after an xgroup aggreg...	0.00
Select all rows in a KDB Table between two dates but only take the...	+0.49
read csv file in q kdb with more than 100 columns	0.00
select only those columns from table have not null values in q kdb	-0.27
Sum values from the previous N number of days in KDB?	-0.02
How to select from where field like abc**ef**?	+0.54
Complex list of list of empty characters in a column in kdb	-1.21
Is there any way to redirect stdout to a variable as a string in q,...	0.00
KDB/Q query for rows matching a contiguous criteria?	-0.52
Window join in q kdb	0.00
Replace elements in list not matching a sub-string in KDB Q	-0.16
Replace infinities with nulls and then fill them using fills in q kdb	+0.49
Creating nested columns in kdb table	+0.46
Check the details of columns which have attributes applied to them	-2.43
Pass a complete dictionary, both keys and values to a lambda functi...	+0.49
How to check for valid file name format in kdb/q?	-0.43
How to create a list on length x with identical elements?	+0.69
Uniform list pretty-printer	-0.53
How to update a local table remotely?	-1.24
kdb+/q table - convert string to number	+0.46
How to left-join every element of a list with every element of anot...	-0.49
(q/kdb+) Split string column into float columns	0.00
(q/kdb+) Create a table with string column	0.00
KDB: How to match string of possible dates with rows of table?	-0.53