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31 What is the difference between a Symbol and String? Hojung 2014.04.05 1582
30 Use the * method with a string on arrays to join elements Hojung 2014.03.11 1727
29 The simple way to print exceptions in Ruby Hojung 2014.04.07 1613
28 splat operator to get the tail and head of an array Hojung 2014.03.11 1946
27 Ruby Symbols Hojung 2014.04.05 6380
26 Ruby Style Guide Hojung 2015.02.05 1788
25 Ruby map, each, collect, inject, reject, select quick reference Hojung 2014.06.10 1919
24 Ruby Basics Hojung 2014.03.08 1778
23 remove nil from array (compact, compact!) Hojung 2014.06.10 1700
22 remove child association model when parent removed (rails-dependent-destroy) Hojung 2014.06.03 1774
21 Refresh content automatically after some period time on Rails Hojung 2015.01.22 2382
20 optparse: mandatory and optional arguments example Hojung 2014.03.14 2453
19 Optional method parameters in Ruby Hojung 2014.05.29 1586
18 Install ruby-filemagic on Mac (brew, libmagic) Hojung 2014.12.03 1618
17 install Rbenv, ruby and rails Hojung 2014.03.22 1766
16 Install Rbenv and Ruby on Mac OS X Mavericks 10.9 Hojung 2014.02.19 2572
15 Install Rails and new app in specific ruby version using rbenv Hojung 2014.03.01 1671
14 HTTP Posts in Ruby Hojung 2014.03.14 1766
13 How to use Github for your project file Hojung 2014.09.24 1190
12 How to run commands from Ruby (`backticks, %x, exec and system) file Hojung 2014.03.09 1890
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