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Metaprogramming can be scary sounding at first, but when you attain the hang that, it is really quite cool and allows you to do some ridiculous facts speedily

Metaprogramming can be scary sounding at first, but when you attain the hang that, it is really quite cool and allows you to do some ridiculous facts speedily

Development fast!

Frameworks like Rails use metaprogramming to swiftly generate the latest a€?languagea€? within ruby definitely versatile enough to assist a variety of different use situation, while not needing to staying gathered or generated on a case-by-case schedule. Here is an example, if you have an articles table in your rail product with content such as this one, Rails causes it to be simple in order to create options that induce SQL problems for yourself:

This specific problem could wind up run something like:

Metaprogramming can be somewhat scary sounding to start with, but once you take advantage of the hold of this chemical, it happens to be pretty awesome and allows you to perform some crazy action speedily. Eg, I after developed a ruby admin structure which dynamically search your entire Rails data models and dating and develop a whole administrator instrument panel with link to joined solutions, editing strength, and.Leer más »Metaprogramming can be scary sounding at first, but when you attain the hang that, it is really quite cool and allows you to do some ridiculous facts speedily