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ExpressJS How to structure an application?
...point here is that there are underlying principles to organizing code, and based on those principles, the Ruby on Rails conventions make sense (mostly) for the Ruby on Rails community. However, just thoughtlessly aping those conventions misses the point. Once you grok the basic principles, ALL of yo...
When vectors are allocated, do they use memory on the heap or the stack?
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You could use heap based allocation for everything and have a "cleanup stack" that manages automatic storage (and possibly delete too).
– Flexo♦
Nov 7 '11 at 15:38
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HTML 5 tag vs Flash video. What are the pros and cons?
...our argument was heard some time ago when people started moving from table based layout to divs and css.
– hannson
Jul 7 '09 at 2:54
2
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Do NSUserDefaults persist through an Update to an app in the Appstore?
...protection were possible, NSUserDefaults has no mechanism to classify data based on the context in which you’re using it; it’s an ‘all or nothing’ API. In your case you don’t want to remove protection from all of your user defaults, just those that you need to access in the background bef...
What's the difference between streams and datagrams in network programming?
...es for data,connection-oriented,reliable, concurrency)
datagram(UDP,packet-based, connectionless, datagram size limit, data can be lost or duplicated, order not guaranteed,not reliable)
raw (direct access to lower layer protocols IP,ICMP)
I do not see any strict rule for transport protocol type as t...
Is the order of iterating through std::map known (and guaranteed by the standard)?
...::map is a sorted associative container
std::unordered_map is a hash-table based associative container introduced in C++11
So, in order to clarify the guarantees on ordering.
In C++03:
std::set, std::multiset, std::map and std::multimap are guaranteed to be ordered according to the keys (and th...
How do you create an asynchronous method in C#?
...read calls the asynchronous write method. WriteAsync is implemented by the Base Class Library (BCL), and uses completion ports for its asynchronous I/O. So, the WriteAsync call is passed down to the OS as an asynchronous file write. The OS then communicates with the driver stack, passing along the d...
Why Doesn't C# Allow Static Methods to Implement an Interface?
... You could also simply implement the piece as an extension method onto the base interface, as in: public static object MethodName(this IBaseClass base) within a static class. The downside, however, is that unlike an interface inheritance - this does not force / allow the individual inheritors to ove...
jquery's append not working with svg element?
...G to work at all. (It kind of makes sense to anyway; SVG is a properly XML-based standard.) This means you'd have to escape the < symbols inside your script block (or enclose in a CDATA section), and include the XHTML xmlns declaration. example:
<!DOCTYPE html>
<html xmlns="http://www.w...
Retrieving the last record in each group - MySQL
... both queries and use the one that is better at performance given your database.
For example, I have a copy of the StackOverflow August data dump. I'll use that for benchmarking. There are 1,114,357 rows in the Posts table. This is running on MySQL 5.0.75 on my Macbook Pro 2.40GHz.
I'll write a...