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I am using Formtastic 2.1.1 in Rails 3.2 (with Active Admin) and I want to insert a row into my form...

I\'m working with an api that returns a result in a paginated format. first result will have 100 rec...

I want to remove Ruby, so I try this. How can I remove this? sudo apt-get autoremove ruby Reading p...

I added a sitemap.xml file to the Public folder of a Rails application hosted on Heroku. Since then,...

I\'m struggling to get all the ticks in the horizontal axis when plotting a pandas dataframe. This i...

In C++11 we can define copy and move constructors, but are both allowed on the same class? If so, ho...

It known that in C++ mocking/faking nonvirtual methods for testing is hard. For example, cookbook of...

I have a matrix like this: matrix = np.array([ [1, 2, 3], [4, 5, 6] ]) Is there any way for...

I have created a UICollectionView and would like to have all the cells shake like the edit mode of t...

I have been using yield in many of my Python programs, and it really clears up the code in many case...

Good Morning Everyone, Simple question on #excel, but can\'t figure it out. Inside a single cell, i ...

What happens if both catch and finally blocks throw exception?

I\'m trying to use the jQuery Datepicker to set a date field in my Ruby on Rails form, but I can\'t ...

Is possible to change the Blob charset really? I\'m trying it for hours but it doesn\'t workds. See ...

import \'package:flutter/cupertino.dart\'; import \'package:flutter/material.dart\'; import \'packag...