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Which timestamp type should I choose in a PostgreSQL database?
...c and Option 3 is fine in the general case. It is, however, an incomplete view of time and timezones and can be supplemented:
Store the name of a user’s time zone as a user preference (e.g. America/Los_Angeles, not -0700).
Have user events/time data submitted local to their frame of reference (m...
Why would finding a type's initializer throw a NullReferenceException?
...lection.CallingConventions, System.Type[], System.Reflection.ParameterModifier[])+0xa3:
000007fe`e5735403 488b4608 mov rax,qword ptr [rsi+8] ds:00000000`00000008=????????????????
Trying to load from [rsi+8] when @rsi is NULL. Lets inspect the function:
0:000> ln 000007fe`e5735403
(0...
DDD - the rule that Entities can't access Repositories directly
In Domain Driven Design, there seems to be lots of agreement that Entities should not access Repositories directly.
12...
Should all jquery events be bound to $(document)?
...to the objects where the event happens as this will generally be more efficient.
Second off, you should NOT bind all delegated events at the document level. This is exactly why .live() was deprecated because this is very inefficient when you have lots of events bound this way. For delegated eve...
Scala 2.8 breakOut
...ra-variant on its first type parameter. Because Nothing is a bottom class (ie, it is a subclass of everything), that means any class can be used in place of Nothing.
Since such a builder exists, Scala can use it to produce the desired output.
About Builders
A lot of methods from Scala's collectio...
What is state-of-the-art for text rendering in OpenGL as of version 4.1? [closed]
...to approximate curvature. Though there have been approaches to evaluate bezier curves in the pixel shader instead, these suffer from not being easily antialiased, which is trivial using a distance-map-textured quad, and evaluating curves in the shader is still computationally much more expensive tha...
My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
...
There are more differences than the ones you have identified.
Duplex/directional:
Uni-directional: HTTP poll, long poll, streaming.
Bi-direcitonal: WebSockets, plugin networking
In order of increasing latency (approximate):
WebSockets
Plugin networking
HTTP streaming
HTTP lo...
How to use knockout.js with ASP.NET MVC ViewModels?
...lt;input data-bind="value: CourseId" data-val="true" data-val-number="The field CourseId must be a number." data-val-required="The CourseId field is required." id="CourseId" name="CourseId" type="text" value="12" />
Why was document ready needed to make it work(see first edit for more informatio...
Pretty-print C++ STL containers
... const T *_container;
};
// Prints a print_container_helper to the specified stream.
template<typename T, typename TChar, typename TCharTraits, typename TDelimiters>
std::basic_ostream<TChar, TCharTraits>& operator<<(std::basic_ostream<TChar, TCharTraits> &stream, c...
RegEx for matching UK Postcodes
...link now dead; archive of XML, see Wikipedia for discussion]. There is a brief description about the data and the attached xml schema provides a regular expression. It may not be exactly what you want but would be a good starting point. The RegEx differs from the XML slightly, as a P character in th...