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How is Python's List Implemented?
...cal proof: Indexing takes (of course with extremely small differences (0.0013 µsecs!)) the same time regardless of index:
...>python -m timeit --setup="x = [None]*1000" "x[500]"
10000000 loops, best of 3: 0.0579 usec per loop
...>python -m timeit --setup="x = [None]*1000" "x[0]"
10000000 lo...
How do you loop in a Windows batch file?
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130
FOR %%A IN (list) DO command parameters
list is a list of any elements, separated by eith...
How to find which rspec test is taking so long
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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 ...
When should we use mutex and when should we use semaphore
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Is there a way to change context to iframe in javascript console?
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Chrome 15 allows you to change the scope of the console. On the bottom of the console, next t...
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....
How to add a new row to datagridview programmatically
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