Wednesday, 15 January 2014

ruby: group an array of dates into a hash based on which week they are with key as the first date in each week

ruby: group an array of dates into a hash based on which week they are
with key as the first date in each week



1.ruby - Collapse a log by date into an array of hashes - Stack ...

Description:group hash of dates by week/month/year. ... combining array of
hashes based on specific key. 1 Ruby, turn array of hashes into single
hash.



2.Rails hash and arrays - Stack Overflow

Description:The key in the hash is an array with the ... project.name %>
<% @dates.each do |date| %> <% hours = @log_week ...
user.logs.first.log_date == Time.now.beginning_of_week?



3.Free Ruby Language Course - Ruby Language Reference

Description:Divides str into substrings based on a delimiter, ...
hash.each_key { |key_value_array ... starting with the first Sunday as the
first day of the first week ...



4.How to create hash of array: array, hash - Experts Exchange

Description:I need to create a hash of arrays based on the date and don't
... (@array) becomes scalar(@{$hash{$key ... keys all the different dates,
and each "child" hash ...



5.Enumerating Enumerable — Global Nerdy

Description:When used on a hash, group_by passes each key/value ...
launch_dates.find_index{|ship, date ... Creates an array based on the
hash, with each element in the hash ...



6.perlfaq4 - perldoc.perl.org - Perl programming documentation ...

Description:... you can use one of the Date modules since they ... The
first line goes into @array ... If you iterate through the hash with
each(), you can delete the key most ...



7.Active Support Core Extensions — Ruby on Rails Guides

Description:This flag is taken into account for each ... the callable is
invoked with the options hash as first argument with key ... setting
thread local Date.beginning_of_week ...



8.Mr. Neighborly's Humble Little Ruby Book

Description:... it breaks a string into substrings based on a ... club for
Ruby programmers. Dates. The first class I ... date created by providing
the year, week ...



9.Ruby on Rails Guides: Rails Form helpers

Description:... which will turn the hash into a ... for_select is a nested
array where each element has ... is the key used to retrieve the hash of
date components from ...



10.Cryptographic hash function - Wikipedia, the free encyclopedia

Description:3.4 Pseudorandom generation and key derivation; 4 Hash
functions based ... the hash digest of each ... hash functions. Often this
is done by first ...

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