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SQL Server SELECT into existing table
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SELECT ... INTO ... only works if the table specified in the INTO clause does not exist - otherwise, you have to use:
INSERT INTO dbo.TABLETWO
SELECT col1, col2
FROM dbo.TABLEONE
WHERE col3 LIKE @search_key
This assumes there's only two columns in db...
Is there a way to add/remove several classes in one single instruction with classList?
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And if you want to apply an Array of several class-names, you have to call: DOMTokenList.prototype.add.apply(elem.classList, ['first', 'second', 'third']);
– Emanuel Kluge
Feb 15 '13 at 16:...
How to check if smtp is working from commandline (Linux) [closed]
... You should wait for the servers's response to each command, and abort if you get and error (4xx or 5xx result code).
– tripleee
Aug 16 '12 at 14:01
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How to update attributes without validation
...d saves the record without going through the normal validation procedure.
if a.update_attribute('state', a.state)
Note:- 'update_attribute' update only one attribute at a time from the code given in question i think it will work for you.
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Pick a random element from an array
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Swift 4.2 and above
The new recommended approach is a built-in method on the Collection protocol: randomElement(). It returns an optional to avoid the empty case I assumed against previously.
let array = ["Frodo", "Sam", "Wis...
How can I get the assembly file version
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See my comment above asking for clarification on what you really want. Hopefully this is it:
System.Reflection.Assembly assembly = System.Reflection.Assembly.GetExecutingAssembly();
System.Diagnostics.FileVersionInfo fvi = System.Diagnostics.FileVersionInfo.Ge...
Filtering collections in C#
...ntly using generic List collections, but am open to using other structures if they perform better.
9 Answers
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Java: Instanceof and Generics
...ook through my generic data structure for a value's index, I'd like to see if it is even an instance of the type this has been parametrized to.
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Multi-Line Comments in Ruby?
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I've found that if I include a tab before =begin or =end, the comments don't work. The =begin and =end each need to be written at the beginning of each line.
– Rose Perrone
Jun 22 '12 at 20:51
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OO Design in Rails: Where to put stuff
...e huge ActiveRecord subclasses and huge controllers is quite natural (even if you do use a controller per resource). If you were to create deeper object worlds, where would you put the classes (and modules, I suppose)? I'm asking about views (in the Helpers themselves?), controllers and models.
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