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How do I automatically sort a has_many relationship in Rails?
...ill change wildly depending on how you're fetching data in the first place and which Ruby you're using to run your app.
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MySQL ON DUPLICATE KEY UPDATE for multiple rows insert in single query
...nd this is to first declare a temp table, insert value to that temp table, and then use MERGE
Like this:
declare @Source table
(
name varchar(30),
age decimal(23,0)
)
insert into @Source VALUES
('Helen', 24),
('Katrina', 21),
('Samia', 22),
('Hui Ling', 25),
('Yumie', 29);
MERGE beautiful AS T...
Using SignalR with Redis messagebus failover using BookSleeve's ConnectionUtils.Connect()
...pler than the road I was going down, in creating a UseRedisCluster method, and the back-end pluming now supports true fail-over:
var conn = ConnectionMultiplexer.Connect("redisServer1:6380,redisServer2:6380,redisServer3:6380,allowAdmin=true");
StackExchange.Redis also allows for additional manual...
What does “%” (percent) do in PowerShell?
... alias for ForEach-Object:
> Get-Alias -Definition ForEach-Object
CommandType Name Definition
----------- ---- ----------
Alias % For...
Why is there an injected class name?
... refer to the current instantiation. See DR 176 for a change between C++98 and C++03 that clarified that.
The idea of the injected class name was present in C++98, but the terminology was new for C++03.
C++98 says:
A class-name is inserted into the scope in which it is declared immediately aft...
How do I convert a hexadecimal color to rgba with the Less compiler?
...guage comes with an embedded function called fade. You pass a color object and the absolute opacity % (higher value means less transparent):
fade(@color, 50%); // Return @color with 50% opacity in rgba
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JavaScript/regex: Remove text between parentheses
...ce(/\s*\(.*?\)\s*/g, ''));
That'll also replace excess whitespace before and after the parentheses.
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How to initialize List object in Java?
...m.out.println(Arrays.asList(a)); // [[I@70cdd2]
– Mr_and_Mrs_D
Apr 9 '14 at 23:02
1
@J.A.I.L. Tha...
How do you move a commit to the staging area in git?
If you want to move a commit to the staging area - that is uncommit it and move all of the changes which were in it into the staging area (effectively putting the branch in the state that it would have been in prior to the commit) - how do you do it? Or is it something that you can't do?
...
Inserting a tab character into text using C#
I'm building an application where I should capture several values and build a text with them: Name , Age , etc.
9 Answer...
