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Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
... in the database. You can do this in your migrations. For example:
create_table :projects do |t|
t.string :status, :null => false, :default => 'P'
...
t.timestamps
end
Hope that helps.
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How to test Spring Data repositories?
...est the CrudRepo, the Entity and the DDL scripts which create the Entity's table(s).
– MirandaVeracruzDeLaHoyaCardina
Sep 25 '18 at 9:48
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How do I loop through or enumerate a JavaScript object?
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object literal iteration
Browser support you can see on Kangax's compat table
For old browser you have
How to convert a string to lower case in Bash?
...he "~~" operator that does work, so it's not like the code and translation tables aren't already there...
– Hubert Kario
Jul 14 '12 at 14:13
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What do REFRESH and MERGE mean in terms of databases?
...adable):
MERGE - for existing objects, to merge the existing data in the table with the data in my object. (sync to database)
PERSIST - is create new records from object in the database.
REFRESH - is to refresh the data in the object. Perhaps there was a change on the database which needs to be sy...
What are the correct version numbers for C#?
...release in 2002. C# was introduced with .NET Framework 1.0.
The following table lists important features introduced in each version of C#.
And the latest version of C# is available in C# Versions.
1:
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Loading/Downloading image from URL on Swift
...t to it; Otherwise you might load images on top of each other. E.g. in a UITableView where a cell shows an image and the image is updated when the dequeued cell is returned. If process #1 takes longer then process #2, process #2 will show its image and it will then later be updated by process #1 eve...
Converting from longitude\latitude to Cartesian coordinates
...error using an approach like the "Haversine Formula", which may be an acceptable amount of error in your case. You will always have some amount of error unless you're talking about a distance of a few feet and even then there is theoretically curvature of the Earth... If you require more rigidly W...
What version of Visual Studio is Python on my computer compiled with?
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Where does this table come from?
– Glyph
Aug 20 '12 at 0:30
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Remove whitespaces inside a string in javascript
... Its present in most modern browers now -> kangax.github.com/es5-compat-table
– Manse
May 29 '12 at 13:42
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