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How do you pass arguments to define_method?
...guments. When you define a method you're really just nicknaming the block and keeping a reference to it in the class. The parameters come with the block. So:
define_method(:say_hi) { |other| puts "Hi, " + other }
share
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How do you write a migration to rename an ActiveRecord model and its table in Rails?
I'm terrible at naming and realize that there are a better set of names for my models in my Rails app. Is there any way to use a migration to rename a model and its corresponding table?
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git add, commit and push commands in one?
Is there any way to use these three commands in one?
32 Answers
32
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How to build & install GLFW 3 and use it in a Linux project
...g time, about 3 hours in total, partly because I am unfamiliar with CMake, and partly because I am was unfamiliar with GLFW.
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CFBundleVersion in the Info.plist Upload Error
...". So, for Apple, 1.02 is GREATER THAN 1.1
Apple sometimes gets "confused" and seems to compare your uploaded-app to the version of a DIFFERENT app you've previously uploaded. It's happened to a lot of people, and I've seen it myself a few times
Apple is supposed to be comparing the "CFBundleVersion...
How do you render primitives as wireframes in OpenGL?
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glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
to switch on,
glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
to go back to normal.
Note that things like texture-mapping and lighting will still be applied to the wireframe lines if they're enabled, w...
Can scripts be inserted with innerHTML?
...e script loads into the DOM, but it is never executed (at least in Firefox and Chrome). Is there a way to have scripts execute when inserting them with innerHTML ?
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Compare two dates with JavaScript
...uggest a way to compare the values of two dates greater than, less than, and not in the past using JavaScript? The values will be coming from text boxes.
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display: inline-block extra margin [duplicate]
I'm working with a few div s that are set to display: inline-block and have a set height and width . In the HTML, if there is a line break after each div there is an automatic 5px margin add to the right and bottom of the div.
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What are WSGI and CGI in plain English?
...web server process (embedded mode) or as a separate process (daemon mode), and loads the script into it. Each request results in a specific function in the script being called, with the request environment passed as arguments to the function.
CGI runs the script as a separate process each request a...