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The type 'string' must be a non-nullable type in order to use it as parameter T in the generic type

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If table exists drop table then create it, if it does not exist just create it

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Rails: Using build with a has_one association in rails

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What is the difference between persist() and merge() in JPA and Hibernate?

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Have a fixed position div that needs to scroll if content overflows

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Rails: confused about syntax for passing locals to partials

....how do you look up this kind of stuff? do you just dig through your clone https://github.com/rails/rails.git? or is there a better way? Sorry but I'm relatively new to RoR and haven't yet found a good/easy/consistent way to look up Rails documentation...such that there IS any. http://api.rubyonrail...
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Bootstrap full-width text-input within inline-form

...!important; } .prop-field { margin-left: 1rem; } <link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet"/> <div class="row"> <div class="col-12"> <div class="d-flex"> <label class="flex-fill prop-label">La...
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What is the difference between '>' and a space in CSS selectors?

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Django-DB-Migrations: cannot ALTER TABLE because it has pending trigger events

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What does it mean for a data structure to be “intrusive”?

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