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Sorting a Python list by two fields
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162
like this:
import operator
list1 = sorted(csv1, key=operator.itemgetter(1, 2))
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Are std::vector elements guaranteed to be contiguous?
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118
This was missed from C++98 standard proper but later added as part of a TR. The forthcoming C+...
C#: Printing all properties of an object [duplicate]
... your machine. Go to:
C:/Program Files/Microsoft Visual Studio 9.0/Samples/1033/CSharpSamples.zip
This will unzip to a folder called LinqSamples. In there, there's a project called ObjectDumper. Use that.
share
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Performance of static methods vs instance methods
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156
In theory, a static method should perform slightly better than an instance method, all other t...
Find a string by searching all tables in SQL Server Management Studio 2008
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219
If you are like me and have certain restrictions in a production environment, you may wish to u...
How to print number with commas as thousands separators?
I am trying to print an integer in Python 2.6.1 with commas as thousands separators. For example, I want to show the number 1234567 as 1,234,567 . How would I go about doing this? I have seen many examples on Google, but I am looking for the simplest practical way.
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How do I write a for loop in bash
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104
From this site:
for i in $(seq 1 10);
do
echo $i
done
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What's the difference between :: (double colon) and -> (arrow) in PHP?
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175
When the left part is an object instance, you use ->. Otherwise, you use ::.
This means th...
What are the best practices to follow when declaring an array in Javascript?
...rray(5); // an array pre-sized to 5 elements long
var b = new Array(5, 10); // an array with two elements in it
Note that there's no way with new Array() to create an array with just one pre-specified number element in it!
Using [] is actually more efficient, and safer too! It's possible to ...