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HashSet vs. List performance
It's clear that a search performance of the generic HashSet<T> class is higher than of the generic List<T> class. Just compare the hash-based key with the linear approach in the List<T> class.
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Is there a way to loop through a table variable in TSQL without using a cursor?
Let's say I have the following simple table variable:
21 Answers
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Non-Relational Database Design [closed]
I'm interested in hearing about design strategies you have used with non-relational "nosql" databases - that is, the (mostly new) class of data stores that don't use traditional relational design or SQL (such as Hypertable, CouchDB, SimpleDB, Google App Engine datastore, Voldemort, Cassandra, SQL ...
Add a default value to a column through a migration
How do I add a default value to a column that already exists through a migration?
7 Answers
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Difference between float and decimal data type
What difference does it make when I use float and decimal data types in MySQL?.
12 Answers
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What does O(log n) mean exactly?
I am learning about Big O Notation running times and amortized times. I understand the notion of O(n) linear time, meaning that the size of the input affects the growth of the algorithm proportionally...and the same goes for, for example, quadratic time O(n2) etc..even algorithms, such as permu...
What is the difference between const int*, const int * const, and int const *?
I always mess up how to use const int* , const int * const , and int const * correctly. Is there a set of rules defining what you can and cannot do?
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Append values to a set in Python
I have a set like this:
8 Answers
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How to represent empty char in Java Character class
I want to represent an empty character in Java as "" in String...
15 Answers
15
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How can I put a ListView into a ScrollView without it collapsing?
I've searched around for solutions to this problem, and the only answer I can find seems to be " don't put a ListView into a ScrollView ". I have yet to see any real explanation for why though. The only reason I can seem to find is that Google doesn't think you should want to do that. Well I do...