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Targeting .NET Framework 4.5 via Visual Studio 2010
...r (Build -> Configuration Manager) make sure the ".NET 4.5" platform is selected for your project.
Still in the configuration manager, create a new solution platform for ".NET 4.5" (you can base it off "Any CPU") and make sure ".NET 4.5" is selected for the solution.
Build your project and check ...
Problems with contenttypes when loading a fixture in Django
I am having trouble loading Django fixtures into my MySQL database because of contenttypes conflicts. First I tried dumping the data from only my app like this:
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curl: (60) SSL certificate problem: unable to get local issuer certificate
...nsecure connections, that is cURL does not verify the certificate.
Add the root CA (the CA signing the server certificate) to /etc/ssl/certs/ca-certificates.crt
You should use option 2 as it's the option that ensures that you are connecting to secure FTP server.
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How to configure Ruby on Rails with no database?
...o current need for a database. I know I could create an empty database in MySQL and go from there, but does anyone know a better way to run Rails without a database?
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Logging levels - Logback - rule-of-thumb to assign log levels
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from logback documentation:
In a more graphic way, here is how the selection rule works. In the following table, the vertical header shows the level of the logging request, designated by p, while the horizontal header shows effective level of the logger, designated by q. The intersection of ...
Breadth First Vs Depth First
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Both kinds of traversal can be achieved with the pseudocode:
Store the root node in Container
While (there are nodes in Container)
N = Get the "next" node from Container
Store all the children of N in Container
Do some work on N
The difference between the two traversal orders lies in ...
Error to install Nokogiri on OSX 10.9 Maverick?
...r navigating the animated GIFs here, all that I had to do was simply xcode-select --install and the gem install nokogiri worked fine.
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Add a reference column migration in Rails 4
... Active Record only supports single column foreign keys and currently only mysql, mysql2 and PostgreSQL adapters are supported. Don't try this with other adapters like sqlite3, etc. Refer to Rails Guides: Foreign Keys for your reference.
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INSERT … ON DUPLICATE KEY (do nothing)
... uses resources for the second action.
Use INSERT IGNORE ...,
Negative : MySQL will not show any errors if something goes wrong, so you cannot handle the errors. Use it only if you don’t care about the query.
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Having links relative to root?
Is there a way to have all links on a page be relative to the root directory?
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