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Rails has_many with alias name
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FYI: this also works for has_and_belongs_to_many associations, only no need for the "foreign_key" piece
– David Moritz
Jun 6 '18 at 21:04
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JQuery find first parent element with specific class prefix
... sure the element you're looking for is a parent somewhere up the DOM tree and not a sibling or similar to the object you are looking for (per the documentation). It's not "closest anywhere in the document" but "closest by working up the DOM tree".
– Christian P.
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How to set a Javascript object values dynamically?
...j[prop] = value;
That should work. You mixed up the name of the variable and its value. But indexing an object with strings to get at its properties works fine in JavaScript.
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Git submodule inside of a submodule (nested submodules)
...t possible for a git submodule to be made of several other git submodules, and the super git repo to fetch the contents for each submodule?
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JavaScript get element by name
...rror is because document.getElementsByName returns a NodeList of elements. And a NodeList of elements does not have a .value property.
Use this instead:
document.getElementsByName("acc")[0].value
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getMonth in javascript gives previous month
...array of names, which is of course 0-based. It was already the case in C standard libraries, which must be over 40 years old.
– jcaron
Aug 24 '17 at 8:40
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How to show SQL queries run in the Rails console?
... can I see the actual database queries being run so I can gain more understanding of what is happening?
6 Answers
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What is the C# equivalent to Java's isInstance()?
I know of is and as for instanceof , but what about the reflective isInstance() method?
5 Answers
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Rails: How to list database tables/objects using the Rails console?
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You are probably seeking:
ActiveRecord::Base.connection.tables
and
ActiveRecord::Base.connection.columns('projects').map(&:name)
You should probably wrap them in shorter syntax inside your .irbrc.
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How do I disconnect all other users in tmux?
...t.
either from <prefix>:followed by detach [options] or on the command line inside tmux with tmux detach [options]
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