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What is N-Tier architecture?
...rs being presentation tier - service tier - integration/data tier. Do you know if these are just different words for the same thing as the architecture shown above or something different? As far as my knowledge goes, they seem the same but I would like to make sure.
– Kayleigh...
TypeScript Objects as Dictionary types as in C#
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You may know this, but there are also some potential gotchas with this approach, the big one being that there's no safe and easy way to iterate through all the members. This code, for instance, shows that map contains two members: (...
Filtering a list of strings based on contents
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I am a n00b and now I am introduced to lambda. feeling awesome to know it. now I will learn more about it.
– a_secenthusiast
Jun 16 '15 at 17:15
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How do you query for “is not null” in Mongo?
...: 1 }
{ "_id" : ObjectId("544540f11b5cf91c4893eb99"), "otherField" : 2 }
Now, create the sparse index on imageUrl field:
db.foo.ensureIndex( { "imageUrl": 1 }, { sparse: true } )
{
"createdCollectionAutomatically" : false,
"numIndexesBefore" : 1,
"numIndexesAfter" : 2,
"ok" : 1
}
...
Difference of Maven JAXB plugins
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@Gregor maven-jaxb2-plugin is now hosted on GitHub. The documentation is in the wiki.
– lexicore
Nov 3 '14 at 15:02
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Uninstall ReSharper 4.5
I have ReSharper 4.5 in Visual Studio 2008. Now I want to install ReSharper 5, but I can't do it before I uninstall ReSharper 4.5.
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Can Visual Studio 2012 be installed side-by-side w/ Visual Studio 2010?
...fixed for your user.
For all intents and purposes, those fixed bugs are now "Hidden Bugs" (for developers that still need to target .net 4.0.
The best part is that it does not matter if you use VS 2010 or VS 2012. Once .net 4.5 is installed the bugs are hidden.
See this post for more details:...
Calling Python in Java?
...cpython! You do not need any jni or jna or swig or .... You don't need to know any c, or c++. kool huh?
Advantages: Access to cpython, not as difficult as following methods
Disadvantages: Cannot change the member data of java objects directly from python. Is somewhat indirect, (jython is middle man)...
Java recursive Fibonacci sequence
... fibonacci(3) + fibonacci(2)
fibonacci(2) = fibonacci(1) + fibonacci(0)
Now you already know fibonacci(1)==1 and fibonacci(0) == 0. So, you can subsequently calculate the other values.
Now,
fibonacci(2) = 1+0 = 1
fibonacci(3) = 1+1 = 2
fibonacci(4) = 2+1 = 3
fibonacci(5) = 3+2 = 5
And from fi...
Android Shared preferences for creating one time activity (example) [closed]
...les just too confusing, so I wrote my own. Code fragments are fine if you know what you're doing, but what about people like me who don't?
Want a cut-n-paste solution instead? Well here it is!
Create a new java file and call it Keystore. Then paste in this code:
import android.content.Context...