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How to declare a local variable in Razor?

I am developing a web application in asp.net mvc 3. I am very new to it. In a view using razor, I'd like to declare some local variables and use it across the entire page. How can this be done? ...
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Why are #ifndef and #define used in C++ header files?

... Those are called #include guards. Once the header is included, it checks if a unique value (in this case HEADERFILE_H) is defined. Then if it's not defined, it defines it and continues to the rest of the page. When the code is included again, the first ifndef fails, resulting in a blank...
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A potentially dangerous Request.Form value was detected from the client

... I think you are attacking it from the wrong angle by trying to encode all posted data. Note that a "<" could also come from other outside sources, like a database field, a configuration, a file, a feed and so on. Furthermore, "<" is not inherent...
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How to map and remove nil values in Ruby

I have a map which either changes a value or sets it to nil. I then want to remove the nil entries from the list. The list doesn't need to be kept. ...
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“Invalid signature file” when attempting to run a .jar

...id signature file digest for Manifest main attributes Bottom line : It's probably best to keep the official jar as is and just add it as a dependency in the manifest file for your application jar file. share ...
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How does one make a Zip bomb?

... Citing from the Wikipedia page: One example of a Zip bomb is the file 45.1.zip which was 45.1 kilobytes of compressed data, containing nine layers of nested zip files in sets of 10, each bottom layer archive contai...
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What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?

...blem in Object-Relational mapping (ORM) discussions, and I understand that it has something to do with having to make a lot of database queries for something that seems simple in the object world. ...
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What are the best practices for structuring a large Meteor app with many HTML template files? [close

...ingle HTML template file. Is there some large open source Meteor project with many different HTML template files we can use as a best practice example? Doesn't seem practical to put everything a large app needs all in one template file. ...
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Make .gitignore ignore everything except a few files

I understand that a .gitignore file cloaks specified files from Git's version control. I have a project (LaTeX) that generates lots of extra files (.auth, .dvi, .pdf, logs, etc) as it runs, but I don't want those to be tracked. ...
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Loading cross-domain endpoint with AJAX

... jQuery Ajax Notes Due to browser security restrictions, most Ajax requests are subject to the same origin policy; the request can not successfully retrieve data from a different domain, subdomain, port, or protocol. Script and JSONP requests are not subject to th...