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Create module variables in Ruby
Is there any way to create a variable in a module in Ruby that would behave similar to a class variable? What I mean by this is that it would be able to be accessed without initializing an instance of the module, but it can be changed (unlike constants in modules).
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Sending a JSON to server and retrieving a JSON in return, without JQuery
...o send a JSON (which I can stringify) to the server and to retrieve the resulting JSON on the user side, without using JQuery.
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How do I sort an array of hashes by a value in the hash?
This Ruby code is not behaving as I would expect:
4 Answers
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How can I read a whole file into a string variable
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Use ioutil.ReadFile:
func ReadFile(filename string) ([]byte, error)
ReadFile reads the file named by filename and returns the contents. A successful call
returns err == nil, not err == EOF. Because ReadFile reads the ...
Handler is abstract ,cannot be instantiated
I am trying to use a Handler in my app. But when i instantiate it like this:
6 Answers
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Is there a “vim runtime log”?
Sometimes I try a customization/command in my vimrc. Everything seens to be correct, but it just doesn't work.
6 Answers
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Flatten List in LINQ
I have a LINQ query which returns IEnumerable<List<int>> but i want to return only List<int> so i want to merge all my record in my IEnumerable<List<int>> to only one array.
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Global access to Rake DSL methods is deprecated
I am working through the Ruby on Rails 3 tutorial book and typed the following on the command line:
5 Answers
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List files committed for a revision
How do I list the file names/paths that are committed, using a revision number?
3 Answers
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How can I retrieve the remote git address of a repo?
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When you want to show an URL of remote branches, try:
git remote -v
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