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Convert NSNumber to int in Objective-C
I use [NSNumber numberWithInt:42] or @(42) to convert an int to NSNumber before adding it to an NSDictionary:
5 Answers...
Default implementation for Object.GetHashCode()
...tive::GetHashCode function in the CLR, which looks like this:
FCIMPL1(INT32, ObjectNative::GetHashCode, Object* obj) {
CONTRACTL
{
THROWS;
DISABLED(GC_NOTRIGGER);
INJECT_FAULT(FCThrow(kOutOfMemoryException););
MODE_COOPERATIVE;
SO_TOLERA...
Flatten List in LINQ
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edited Oct 30 '12 at 16:38
kalyfe
97011 gold badge1313 silver badges3030 bronze badges
answere...
MongoDB with redis
...ere are a few examples of concrete usage of Redis on top of MongoDB.
Pre-2.2 MongoDB does not have yet an expiration mechanism. Capped collections cannot really be used to implement a real TTL. Redis has a TTL-based expiration mechanism, making it convenient to store volatile data. For instance, u...
LINQ - Left Join, Group By, and Count
...c in context.ChildTable on p.ParentId equals c.ChildParentId into j1
from j2 in j1.DefaultIfEmpty()
group j2 by p.ParentId into grouped
select new { ParentId = grouped.Key, Count = grouped.Count(t=>t.ChildId != null) }
s...
Update relationships when saving changes of EF4 POCO objects
Entity Framework 4, POCO objects and ASP.Net MVC2. I have a many to many relationship, lets say between BlogPost and Tag entities. This means that in my T4 generated POCO BlogPost class I have:
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TypeScript or JavaScript type casting
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Andy Skirrow
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answered Nov 3 '12 at 5:53
blorkfishblorkfish
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Removing list of vms in vagrant cache
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247
You should use the following command to remove invalid entries from the global index:
vagrant...
What is the best way to exit a function (which has no return value) in python before the function en
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286
You could simply use
return
which does exactly the same as
return None
Your function wil...
Clean up a fork and restart it from the upstream
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832
The simplest solution would be (using 'upstream' as the remote name referencing the original rep...