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What guarantees are there on the run-time complexity (Big-O) of LINQ methods?
...).
Distinct, GroupBy Join, and I believe also the set-aggregation methods (Union, Intersect and Except) use hashing, so they should be close to O(N) instead of O(N²).
Contains checks for an ICollection implementation, so it may be O(1) if the underlying collection is also O(1), such as a HashSet<...
Difference between CTE and SubQuery?
... most useful for recursion:
WITH hier(cnt) AS (
SELECT 1
UNION ALL
SELECT cnt + 1
FROM hier
WHERE cnt < @n
)
SELECT cnt
FROM hier
will return @n rows (up to 101). Useful for calendars, dummy rowsets etc.
They are also more readable (i...
Value cannot be null. Parameter name: source
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Make sure you are injecting the repository into the service's constructor. That solved it for me. ::smacks forehead::
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What is the overhead of creating a new HttpClient per call in a WebAPI client?
...closes the TCP/IP connection in the pool of connections that is managed by ServicePointManager. This means that each request with a new HttpClient requires re-establishing a new TCP/IP connection.
From my tests, using plain HTTP on a LAN, the performance hit is fairly negligible. I suspect this i...
How do I enable gzip compression when using MVC3 on IIS7?
...ConfigReference. This is the equivalent of:
Opening Internet Information Services (IIS Manager)
Navigating through the tree-view on the left until you reach the virtual directory you wish to modify
Selecting the appropriate virtual directory so that the title of the right-hand pane becomes the nam...
Jquery Ajax Posting json to webservice
I am trying to post a JSON object to a asp.net webservice.
6 Answers
6
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Which gets priority, maxRequestLength or maxAllowedContentLength?
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When should I use OWIN Katana?
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In asp.net WebApi v2, the OWIN pipeline becomes the default. It is eventually going to be the standard pipeline under any asp.net project.
I cannot put it better than what is written here : http://www.asp.net/aspnet/overview/ow...
Generate URL in HTML helper
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How to cache data in a MVC application
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Here's a nice and simple cache helper class/service I use:
using System.Runtime.Caching;
public class InMemoryCache: ICacheService
{
public T GetOrSet<T>(string cacheKey, Func<T> getItemCallback) where T : class
{
T item = MemoryCache....