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What are MVP and MVC and what is the difference?
When looking beyond the RAD (drag-drop and configure) way of building user interfaces that many tools encourage you are likely to come across three design patterns called Model-View-Controller , Model-View-Presenter and Model-View-ViewModel . My question has three parts to it:
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What is the difference between HashSet and List?
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Unlike a List<> ...
A HashSet is a List with no duplicate members.
Because a HashSet is constrained to contain only unique entries, the internal structure is optimised for searching (compared with a list) - it is consider...
Error 'LINK : fatal error LNK1123: failure during conversion to COFF: file invalid or corrupt' after
...ad explains how to fix it.
To summarize:
Either disable incremental linking, by going to
Project Properties
-> Configuration Properties
-> Linker (General)
-> Enable Incremental Linking -> "No (/INCREMENTAL:NO)"
or install VS2010 SP1.
Edits (@CraigRinger):...
How to use the “number_to_currency” helper method in the model rather than view?
I would like to use to_dollar method in my model like this:
11 Answers
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MongoDB: Combine data from multiple collections into one..how?
...rg/display/DOCS/MapReduce#MapReduce-Outputoptions). You need to have some key in both collections that you can use as an _id.
For example, let's say you have a users collection and a comments collection and you want to have a new collection that has some user demographic info for each comment.
Le...
How to initialize private static members in C++?
...a member in C++? I tried this in my header file, but it gives me weird linker errors:
17 Answers
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Is it pythonic to import inside functions?
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In the long run I think you'll appreciate having most of your imports at the top of the file, that way you can tell at a glance how complicated your module is by what it needs to import.
If I'm adding new code to an existing file I'll usually do ...
Android - Pulling SQlite database android device
I've looked everywhere and i can't find a real precise answer or a tutorial on how, if it is possible, to do this.
19 Answe...
How to throw an exception in C?
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Brian R. BondyBrian R. Bondy
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How to add text to a WPF Label in code?
...id but cannot find out how to add a text to a WPF Label control in code. Like following for a TextBlock:
6 Answers
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