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How to list of all the tables defined for the database when using active record?
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An update for Rails 5.2
For Rails 5.2 you can also use ApplicationRecord to get an Array with your table' names. Just, as imechemi mentioned, be aware that this method will also return ar_internal_metadata and schema_migrations in that array.
ApplicationRecord.connection.tables
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Is there a way to make a link clickable in the OSX Terminal?
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Before OSX Lion:
cmd+shift+double-click on a URL in Terminal.app and it will open in the default program.
OSX Lion:
cmd+double-click (otherwise you will enter fullscreen mode).
share
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How to use ng-repeat without an html element
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While this might technically work, it's very disappointing that the answer for this common use case is that you have to inject arbitrary (otherwise unnecessary) markup. I have the same problem (repeated groups of rows -- one header TR with one or more child TRs, repeated a...
log4net argument to LogManager.GetLogger
... you think, this is a static call so you have one invocation per class per app domain, e.g. if you have 300 classes you have at most 300 calls to this for the lifetime of your app
– Paul Hatcher
Sep 5 '15 at 12:04
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Is it secure to store passwords as environment variables (rather than as plain text) in config files
I work on a few apps in rails, django (and a little bit of php), and one of the things that I started doing in some of them is storing database and other passwords as environment variables rather than plain text in certain config files (or in settings.py, for django apps).
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GridLayout (not GridView) how to stretch all children evenly
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Appcompat21 GridLayout has the column and row weights which can be used like below to evenly create each grid item in the gridlayout like the image above.
<android.support.v7.widget.GridLayout
xmlns:android="http://schem...
@import vs #import - iOS 7
.... If you opt-in to using modules, all #import and #include directives are mapped to use @import automatically. That means that you don't have to change your source code (or the source code of libraries that you download from elsewhere). Supposedly using modules improves the build performance too, es...
Is there a way to get the source code from an APK file?
...hard drive on my laptop just crashed and I lost all the source code for an app that I have been working on for the past two months.
All I have is the APK file that is stored in my email from when I sent it to a friend.
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How efficient can Meteor be while sharing a huge collection among many clients?
...cription, the merge box is
essentially a pass-through. But a more complex app can have multiple
subscriptions which might overlap. If two subscriptions both set the
same attribute on the same document, the merge box decides which value
takes priority and only sends that to the client. We haven't ...
Background task, progress dialog, orientation change - is there any 100% working solution?
...nCreate().
Here is a sample project demonstrating the technique.
Another approach is to ditch the AsyncTask and move your work into an IntentService. This is particularly useful if the work to be done may be long and should go on regardless of what the user does in terms of activities (e.g., downl...