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Python __str__ versus __unicode__
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Alex MartelliAlex Martelli
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What is the difference between Ruby 1.8 and Ruby 1.9
...:0> class C < BlankSlate; def f; Math::PI; end; end; C.new.f
=> 3.14159265358979
Action: Use ::Math::PI
Delegation Changes
Ruby 1.9
irb(main):002:0> class C < SimpleDelegator; end
=> nil
irb(main):003:0> C.new('').class
=> String
Ruby 1.8.6
irb(main):002:0> cla...
Calculate difference between two datetimes in MySQL
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edited Oct 3 '14 at 18:28
trejder
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pandas read_csv and filter columns with usecols
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114
The answer by @chip completely misses the point of two keyword arguments.
names is only neces...
How to add item to the beginning of List?
...list?
– Gary Henshall
Dec 11 '17 at 14:36
3
@GaryHenshall yes, use the Add method, it inserts at ...
Appending an element to the end of a list in Scala
...nd new list
– Raffaele Rossi
Jul 1 '14 at 10:26
3
The cons operator has complexity O(1), as it wo...
Setting up a git remote origin
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14
Because deploying often mean (read "always") more than just what git pull do. You might need to setup the production DB credentials, clear ...
How to show git log history for a sub directory of a git repo?
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edited Nov 14 '17 at 11:34
Arun
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an...
Create array of symbols
...5cf116c52d0d00674b
– A5308Y
Jan 10 '14 at 15:44
Note the emphasis of ruby 2. This is not shown in Ruby Programming Lan...
Aligning rotated xticklabels with their respective xticks
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pypypypypypy
88144 silver badges1717 bronze badges
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