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How do I concatenate strings and variables in PowerShell?
..., yes "... $name ..." will work all the same, but in the original question for which this answer addresses, the question is how to access object properties. so if $name.id -eq 42 then "... $name.id ..." would not work like you want because it would render like ... @{id=42}.id ... instead of the desi...
Difference between initLoader and restartLoader in LoaderManager
...stion you need to dig into the LoaderManager code.
While the documentation for LoaderManager itself isn't clear enough (or there wouldn't be this question), the documentation for LoaderManagerImpl, a subclass of the abstract LoaderManager, is much more enlightening.
initLoader
Call to initiali...
How to access parent scope from within a custom directive *with own scope* in AngularJS?
I'm looking for any manner of accessing the "parent" scope within a directive. Any combination of scope, transclude, require, passing in variables (or the scope itself) from above, etc. I'm totally willing to bend over backwards, but I want to avoid something totally hacky or unmaintainable. For ...
NullPointerException accessing views in onCreate()
This is a canonical question for a problem frequently posted on StackOverflow.
13 Answers
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find vs find_by vs where
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Model.all
Model.first
find_by is used as a helper when you're searching for information within a column, and it maps to such with naming conventions. For instance, if you have a column named name in your database, you'd use the following syntax:
Model.find_by(name: "Bob")
.where is more of a ...
How to put more than 1000 values into an Oracle IN clause [duplicate]
... JOIN to query the values. I don't know whether that's actually better performance or not, though.
– Neil Barnwell
Dec 30 '08 at 14:17
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How to conditionally push an item in an observable array?
...s not already present. Is there any "find" function or recommended pattern for achieving this in KnockoutJS?
4 Answers
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Confirm deletion in modal / dialog using Twitter Bootstrap?
... table of rows tied to database rows. I'd like to have a "delete row" link for each row, but I would like to confirm with the user beforehand.
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Can you do greater than comparison on a date in a Rails 3 search?
...tirely true; where() automatically escapes the input when it's used in the format shown above with question-marks in place of variables, with them listed afterwards in the function call. It is NOT safe to use it in this way: Note.where("date > #{p[:date]}")
– bdx
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How to get form field's id in Django?
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You can also use id_for_label:
{{ field.id_for_label }}
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