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How do I remove the Devise route to sign up?
...ried to do this as well, but a thread on the devise google group dissuaded me from searching for a really clean solution.
I'll quote José Valim (the Devise maintainer) :
There isn't a straight-forward option. You can either provide a patch
or use :skip => :registerable and add only the ro...
What is the difference between gsub and sub methods for Ruby Strings
I have been perusing the documentation for String today, and I saw the :sub method, which I'd never noticed before. I've been using :gsub and it appears that they are essentially the same. Can anyone explain the difference to me? Thanks!
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Difference between scaling horizontally and vertically for databases [closed]
I have come across many NoSQL databases and SQL databases. There are varying parameters to measure the strength and weaknesses of these databases and scalability is one of them. What is the difference between horizontally and vertically scaling these databases?
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Rails raw SQL example
...e in rails? Because When I deploy this code in heroku,there is a request timeout error.I think this will be faster if I use raw sql.
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(Built-in) way in JavaScript to check if a string is a valid number
I'm hoping there's something in the same conceptual space as the old VB6 IsNumeric() function?
37 Answers
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When do I use the PHP constant “PHP_EOL”?
...ain a "big project" that is deployed in part on several hosts, including some windows servers. Don't assume -- the constants don't hurt anything, and are a perfectly valid way to write platform-neutral code. Your comments to the contrary are somewhat absurd.
– Chris Baker
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How to call Android contacts list?
... list function, pick a contact, then return to my app with the contact's name. Here's the code I got on the internet, but it doesnt work.
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Cleanest way to write retry logic?
Occasionally I have a need to retry an operation several times before giving up. My code is like:
29 Answers
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Using Razor, how do I render a Boolean to a JavaScript variable?
... can just call model.IsFollowing (Sorry I don't know how to format the comment code properly)
– Jynn
Apr 13 '17 at 9:06
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How do I tokenize a string in C++?
Java has a convenient split method:
35 Answers
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