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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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MVC4 style bundle giving 403
...f my bundles seem to have an invalid URL in the browser (ending with a /), and IIS gives a 403 forbidden error, as if trying to list a folder's contents.
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how to set a value for a span using JQuery
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what is the difference between .text and .html ?
– ZaidRehman
Jan 11 '18 at 11:56
4
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How does grep run so fast?
..., earlier I used to use substring method in java but now I use GREP for it and it executes in a matter of seconds, it is blazingly faster than java code that I used to write.(according to my experience I might be wrong though)
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Python memory usage of numpy arrays
I'm using python to analyse some large files and I'm running into memory issues, so I've been using sys.getsizeof() to try and keep track of the usage, but it's behaviour with numpy arrays is bizarre. Here's an example involving a map of albedos that I'm having to open:
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How to use Bitbucket and GitHub at the same time for one project?
I have one repository which I want to push into Bitbucket and GitHub.
It is vital for my repository to be hosted by both.
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What is the “Temporary ASP.NET Files” folder for?
...in C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files and have a few questions.
3 Answers
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What is Vim recording and how can it be disabled?
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You start recording by q<letter>
and you can end it by typing q again.
Recording is a really useful feature of Vim.
It records everything you type. You can then replay it simply by typing @<letter>.
Record search, movement, replacement...
One of the...
In C++, if throw is an expression, what is its type?
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According to the standard, 5.16 paragraph 2 first point, "The second or the third operand (but not both) is a throw-expression (15.1); the result is of the type of the other and is an rvalue." Therefore, the conditional operator doesn't care w...
Undo a Git commit after push using reverse patch?
I've pushed a commit and I want to revert changes introduced by this commit by applying and committing a reversed patch. How do I do it?
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