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When should we use Observer and Observable?
.... http://learn.knockoutjs.com/
I also found this article in Visual Studio 2008 start page (The Observer Pattern is the foundation of Model View Controller (MVC) development)
http://visualstudiomagazine.com/articles/2013/08/14/the-observer-pattern-in-net.aspx
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What is a dependency property?
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http://techpunch.wordpress.com/2008/09/25/wpf-wf-what-is-a-dependency-property/ provides a good explanation of dependency properties both in the context of WF and WPF.
An excerpt:
Key Point – The Value of Dependency Properties Are Resolved
The ultimate ...
What data type to use for hashed password field and what length?
... for storing passwords, so I'll keep the original answer below, written in 2008.
It depends on the hashing algorithm you use. Hashing always produces a result of the same length, regardless of the input. It is typical to represent the binary hash result in text, as a series of hexadecimal digit...
Why is __init__() always called after __new__()?
...classing an immutable type like
str, int, unicode or tuple.
From April 2008 post: When to use __new__ vs. __init__? on mail.python.org.
You should consider that what you are trying to do is usually done with a Factory and that's the best way to do it. Using __new__ is not a good clean solution ...
How to find corresponding log files folder for a web site?
...ch a dialog. Only a log properties tab, without file name. (Windows Server 2008)
– user626528
Mar 15 '12 at 12:10
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NHibernate vs LINQ to SQL
...th linq is that it's only available in .net 3.x and is only supported in VS2008. NHibernate is available in 2.0 and 3.x as well as VS2005.
Some things to be aware of with NHibernate is that it does not generate your domain objects, nor does it generate the mapping files. You need to do this manuall...
is of a type that is invalid for use as a key column in an index
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There is a limitation in SQL Server (up till 2008 R2) that varchar(MAX) and nvarchar(MAX) (and several other types like text, ntext ) cannot be used in indices. You have 2 options:
1. Set a limited size on the key field ex. nvarchar(100)
2. Create a check constraint tha...
Is key-value observation (KVO) available in Swift?
...tifications in this situation. More on this: dribin.org/dave/blog/archives/2008/09/24/proper_kvo_usage
– Zmey
Jul 8 '15 at 12:52
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Find the min/max element of an Array in JavaScript
...x.apply(Math, array);
For a full discussion see:
http://aaroncrane.co.uk/2008/11/javascript_max_api/
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How do I open links in Visual Studio in my web browser and not in Visual Studio?
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In VS2008 , just right click on the link and select "Open link in external window". You have to select Chrome as your default browser.
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