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How to find which rspec test is taking so long
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When should we use mutex and when should we use semaphore
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12 Answers
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Meaning of Open hashing and Closed hashing
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118
The use of "closed" vs. "open" reflects whether or not we are locked in to using a certain pos...
Android Fragments: When to use hide/show or add/remove/replace?
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137
You should consider what you plan to do with the fragment to decide which path to follow. If ...
Rails hidden field undefined method 'merge' error
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417
You should do:
<%= f.hidden_field :service, :value => "test" %>
hidden_field expect...
Is there a way to change context to iframe in javascript console?
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149
Chrome 15 allows you to change the scope of the console. On the bottom of the console, next t...
Git search for string in a single file's history
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answered Apr 18 '12 at 18:55
ralphtheninjaralphtheninja
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Python nested functions variable scoping [duplicate]
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CSS: transition opacity on mouse-out?
...ght:200px;
width:200px;
background:red;
-webkit-transition: opacity 1s ease-in-out;
-moz-transition: opacity 1s ease-in-out;
-ms-transition: opacity 1s ease-in-out;
-o-transition: opacity 1s ease-in-out;
transition: opacity 1s ease-in-out;
}
.item:hover {
zoom: 1;
filter: alpha(o...
JRuby on Rails vs. Ruby on Rails, what's difference?
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JRuby is the Ruby implementation that runs on a JVM whereas Matz's Ruby is a C implementation....