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Override devise registrations controller
I have added a field to the sign-up form that is based on a different model, see How do I use nested attributes with the devise model for the gory details. This part is working fine.
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How to check if a table exists in a given schema
Postgres 8.4 and greater databases contain common tables in public schema and company specific tables in company schema.
company schema names always start with 'company' and end with the company number.
So there may be schemas like:
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What is the difference between mocking and spying when using Mockito?
What would be a use case for a use of a Mockito spy?
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Using the field of an object as a generic Dictionary key
If I want to use objects as the keys for a Dictionary , what methods will I need to override to make them compare in a specific way?
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Uploading both data and files in one form using Ajax?
I'm using jQuery and Ajax for my forms to submit data and files but I'm not sure how to send both data and files in one form?
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Understanding Fragment's setRetainInstance(boolean)
Starting with the documentation:
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Click through div to underlying elements
I have a div that has background:transparent , along with border . Underneath this div , I have more elements.
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In JavaScript, does it make a difference if I call a function with parentheses?
I noticed a difference when calling a function with empty parentheses, or without any parentheses at all. However, I am not passing any arguments to the function so I wondered, what would be the difference between:
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Need to reset git branch to origin version
I was accidentally working on a branch I shouldn't have been for a while, so I branched off of it giving it the appropriate name. Now I want to overwrite the branch I shouldn't have been on to the version from origin (github). Is there an easy way to do this? I tried deleting the branch and then ...
Android中Java和JavaScript交互 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Android中Java和JavaScript交互interaction-between-java-and-javascript-in-androidAndroid提供了一个很强大的WebView控件用来处理Web网页，而在网页中，JavaScript又是一个很举足轻重的脚本。本文将介绍如何实现Java代码和Javascript代码的相互调用。如...