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Change from SQLite to PostgreSQL in a fresh Rails project
I have a rails app that's databases are in SQLite (The dev and production). Since I am moving to heroku, I want to convert my database to PostgreSQL.
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Nodejs - Redirect url
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The logic of determining a "wrong" url is specific to your application. It could be a simple file not found error or something else if you are doing a RESTful app. Once you've figured that out, sending a redirect is as simple as:
response.writeHead(302, {
'Location': 'your/404/pat...
Rspec doesn't see my model Class. uninitialized constant error
I'm writing tests on Rspec for my models in Ruby on Rails application.
And I receive this error while starting 'rspec spec'
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IOS7 : UIScrollView offset in UINavigationController
I'm currently migrating my app on ios 7 and I've been stuck for hours on the new navigationcontroller/bar management.
8 Ans...
Load resources from relative path using local html in uiwebview
I have a very simple iOS app with a uiwebview loading a very simple test page (test.html):
8 Answers
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Error: allowDefinition='MachineToApplication' beyond application level
I have downloaded the online project in ASP.Net. While running application I get an error
35 Answers
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How do you see recent SVN log entries?
...2 15:31:31 +0200 (Mon, 02 Apr 2012) | 1 line Changed
paths:
A /trunk/java/App/src/database/support
A /trunk/java/App/src/database/support/MIGRATE
A /trunk/java/App/src/database/support/MIGRATE/remove_device.sql
D /trunk/java/App/src/code/test.xml
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When is TCP option SO_LINGER (0) required?
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I totally agree. I have seen a monitoring application which was initiating many (a few thousands short lived connections every X seconds), and it had probem to scale bigger (a thousand connection more). I don't know why, but the applicatoin was non responsive. Someon...
How to add external library in IntelliJ IDEA?
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Easier procedure on latest versions:
Copy jar to libs directory in the app (you can create the directory it if not there)
Refresh project so libs show up in the structure (right click on project top level, refresh/synchronize)
Expand libs and right click on the jar
Select "Add as Library"
Done...
Imitate Facebook hide/show expanding/contracting Navigation Bar
In the new iOS7 Facebook iPhone app, when the user scrolls up the navigationBar gradually hides itself to a point where it completely vanishes. Then when the user scrolls down the navigationBar gradually shows itself.
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