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Convert string to symbol-able in ruby
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Rails got ActiveSupport::CoreExtensions::String::Inflections module that provides such methods. They're all worth looking at. For your example:
'Book Author Title'.parameterize.underscore.to_sym # :book_author_title
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Why does mongoose always add an s to the end of my collection name
For example, this code results in a collection called "datas" being created
8 Answers
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How to set thousands separator in Java?
How to set thousands separator in Java?
I have String representation of a BigDecimal that I want to format with a thousands separator and return as String.
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Convert integer into its character equivalent, where 0 => a, 1 => b, etc
...to convert an integer into its character equivalent based on the alphabet. For example:
12 Answers
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Convert data.frame column to a vector?
I have a dataframe such as:
11 Answers
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Deny access to one specific folder in .htaccess
I'm trying to deny users from accessing the site/includes folder by manipulating the URL.
10 Answers
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How do I free my port 80 on localhost Windows?
I installed XAMPP 1.6.8 and for some reason it didn't work. Later realized port 80 is not free or not listening. How can I release it or make it free?
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How to sort an array based on the length of each element?
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You can use Array.sort method to sort the array. A sorting function that considers the length of string as the sorting criteria can be used as follows:
arr.sort(function(a, b){
// ASC -> a.length - b.length
// DESC -> b.length - a.length
return b.length - a.length;
});
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Add single element to array in numpy
...h the appended element.
I think it's more normal to use the proper method for adding an element:
a = numpy.append(a, a[0])
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Unzip All Files In A Directory
I have a directory of ZIP files (created on a Windows machine). I can manually unzip them using unzip filename , but how can I unzip all the ZIP files in the current folder via the shell?
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