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Declaring a default constraint when creating a table
...t) or if there is a way to do it. You know, I like to keep my code "tidy" and having the constraints declared after the columns makes the SQL files clearer and easier to understand and debug (or at least it is what I think).
– Albireo
Nov 23 '09 at 12:25
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Cannot simply use PostgreSQL table name (“relation does not exist”)
...One common reason is that the table is defined with a mixed-case spelling, and you're trying to query it with all lower-case.
In other words, the following fails:
CREATE TABLE "SF_Bands" ( ... );
SELECT * FROM sf_bands; -- ERROR!
Use double-quotes to delimit identifiers so you can use the spec...
How do I remove a single file from the staging area (undo git add)?
...ith files already in the index. I make changes to several files, open Git and add these files to my staging area with "git add ."
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Ruby on Rails: how do I sort with two columns using ActiveRecord?
I want to sort by two columns, one is a DateTime ( updated_at ), and the other is a Decimal (Price)
7 Answers
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Ruby 2.0.0p0 IRB warning: “DL is deprecated, please use Fiddle”
...alled my older versions of Ruby, removed all of my gems
(including Rails), and installed Ruby 2.0. In other words, a totally clean re-install. Upon starting IRB, I received this message:
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How to delete object from array inside foreach loop?
I iterate through an array of objects and want to delete one of the objects based on it's 'id' property, but my code doesn't work.
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What effect(s) can the virtual keyword have in Entity Framework 4.1 POCO Code First?
...ties virtual. Navigation properties are marked as virtual for lazy loading and scalar properties are marked as virtual for change tracking.
– Ladislav Mrnka
Apr 8 '11 at 18:31
10
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Getting DOM elements by classname
I'm using PHP DOM and I'm trying to get an element within a DOM node that have a given class name. What's the best way to get that sub-element?
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WPF Auto height in code
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Nimrod's answer is much more explicit and easier to understand.
– David
Oct 13 '16 at 15:29
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Android: How to put an Enum in a Bundle?
How do you add an Enum object to an Android Bundle?
12 Answers
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