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max value of integer
...nguage Specification determines the representation of the data types.
The order is: byte 8 bits, short 16 bits, int 32 bits, long 64 bits. All of these types are signed, there are no unsigned versions. However, bit manipulations treat the numbers as they were unsigned (that is, handling all bits co...
What is meant by the term “hook” in programming?
...For example, a function may be written to "hook" into the login process in order to execute a Captcha function before continuing on to the normal login process.
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Order data frame rows according to vector with specific order
Is there an easier way to ensure that a data frame's rows are ordered according to a "target" vector as the one I implemented in the short example below?
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Developing C# on Linux
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How to set a Default Route (To an Area) in MVC
...
);
}
in Application_Start(), make sure to use the following order;
protected void Application_Start()
{
AreaRegistration.RegisterAllAreas();
RegisterRoutes(RouteTable.Routes);
}
in you area registration, use
public override void RegisterArea(AreaReg...
What does the ??!??! operator do in C?
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Why do we need fibers
...one more thing you can do with Enumerators: they allow you to apply higher-order Enumerable methods to other iterators other than each. Think about it: normally all the Enumerable methods, including map, select, include?, inject, and so on, all work on the elements yielded by each. But what if an ob...
What is the JSF resource library for and how should it be used?
...niFaces CombinedResourceHander had to introduce a reflection-based hack in order to get it to work anyway with RichFaces resources.
Your own webapp
Your own webapp does not necessarily need a resource library. You'd best just omit it.
<h:outputStylesheet name="css/style.css" />
<h:outpu...
Cannot resolve the collation conflict between “SQL_Latin1_General_CP1_CI_AS” and “Latin1_General_CI_
...ject_id = OBJECT_ID('YourTableName')
Collations are needed and used when ordering and comparing strings. It's generally a good idea to have a single, unique collation used throughout your database - don't use different collations within a single table or database - you're only asking for trouble.....
How do I automatically sort a has_many relationship in Rails?
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You can specify the sort order for the bare collection with an option on has_many itself:
class Article < ActiveRecord::Base
has_many :comments, :order => 'created_at DESC'
end
class Comment < ActiveRecord::Base
belongs_to :article
...