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Redis strings vs Redis hashes to represent JSON: efficiency?
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170
It depends on how you access the data:
Go for Option 1:
If you use most of the fields on mo...
StringBuilder vs String concatenation in toString() in Java
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18 Answers
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Inspecting standard container (std::map) contents with gdb
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answered Jan 9 '09 at 10:31
jpalecekjpalecek
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Pandas: create two new columns in a dataframe with values calculated from a pre-existing column
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119
I'd just use zip:
In [1]: from pandas import *
In [2]: def calculate(x):
...: return ...
What does “fragment” mean in ANTLR?
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113
A fragment is somewhat akin to an inline function: It makes the grammar more readable and easi...
Can I use Twitter Bootstrap and jQuery UI at the same time?
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13 Answers
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In Python, what is the difference between “.append()” and “+= []”?
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12 Answers
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Remove Object from Array using JavaScript
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819
You can use several methods to remove item(s) from an Array:
//1
someArray.shift(); // first e...
Validate phone number with JavaScript
...fectly. It validates that the phone number is in one of these formats:
(123) 456-7890 or 123-456-7890
26 Answers
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Python != operation vs “is not”
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== is an equality test. It checks whether the right hand side and the left hand side are equal ...