StackRating

An Elo-based rating system for Stack Overflow

Home | About | Stats and Analysis | Get a Badge

Rating Stats for

Marcin Kołodziej

Rating
1567.23 (4,410th)

Reputation
4,500 (37,037th)

Page: 1 2 3 4

Title	Δ
Bundler: How do I get the groups from the current Gemfile at runtime?	0.00
Avoid N+1 query in large data set	0.00
How to create 2 instances using factorymethod	+0.40
Year query returns no results	+0.40
Ruby regex to allow for alphanumber and & symbol	0.00
Why instance variables can be modified through a field reader with...	0.00
in Ruby, how do I write array elements into txt file such that each...	0.00
Program working, but I'm still getting a NoMethodError 'len...	+1.23
How do I write Rails ActiveRecord update query with dynamic binding?	0.00
Does “#includes” position matter on rails?	0.00
How do I search an entire model based on the value returned by a vi...	0.00
How to make the select query comparatively faster in rails?	0.00
Ruby Iterating over an array and find match in an hash and replace...	+0.93
Ruby undefined Method/NoMethodError '*' for nil:NilClass, w...	0.00
Why model contains old data in DB after reload?	0.00
Iterate through array and select every 2 elements	+2.82
Print hash on table html - Ruby on rails	+3.24
format JSON output in ruby	0.00
Chaining ActiveRecord_Relation in PORO	0.00
Does find_in_batches uses different DB connection for each batch?	0.00
Factory fails after changing name	-0.23
Ruby Hash populated from Array.product yields unexpected behavior	0.00
Merge two hash arrays into one without changing Key value pairs in...	+2.44
rails validation error nested object undefined method... for nil:Ni...	+3.47
SockMerchant Challenge Ruby Array#count not counting?	0.00
How to check validity of brackets in wrong order	+3.12
Ruby Rails : Saving JSON and Parsing it back to Boolean values in V...	-4.61
Summarise all values for a particular key in JSON in Ruby	0.00
How to use "where" to get parent of parent that has attri...	+3.53
Is there a cleaner way to return result of array from Rails ActiveR...	+3.45
Ruby in pry: overriding Range's to string methods	0.00
Count how many times a value between x and y is present in an array	+3.89
How to select first character of attribute and insert into other co...	0.00
Ruby hash dig or return nil if not possible	+3.20
Active Record query on first value in stored array on JSONB column	0.00
How do you check if two numbers are within a threshold of each other?	-0.56
Rails has_many where associated record meets a criteria	+3.23
Select query while grouping with ActiveRecord does not work	0.00
Create groups (order of subarrays matter) from multiple arrays	-2.88
If vs if then statements	0.00
Optimize ActiveRecord queries. Is it possible to combine two querie...	0.00
Rails: Except array elements from slice	+3.65
How to count a character	+3.58
Rails how to query nested association returning all nested associat...	+3.34
How do I merge multiple JSON objects in one file ruby	0.00
Ruby array map(&:flatten) is causing a latency issue	+3.81
Ruby On Rails 5 Error expecting keyword_do or '{' or '(...	0.00
Ruby: parse long string	+4.59
Ruby Active Record joins and includes generate different sql for co...	0.00
Rails active_model_serializers on polymorphic nested association	0.00