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How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?
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Test it for distinct, if two equal max datetime be in the same home (with different players)
– Maksym Gontar
Mar 4 '09 at 21:04
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How to verify Facebook access token?
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The officially supported method for this is:
GET graph.facebook.com/debug_token?
input_token={token-to-inspect}
&access_token={app-token-or-admin-token}
See the check token docs for more information.
An example response is:
{
"data": ...
You can't specify target table for update in FROM clause
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The problem is that MySQL, for whatever inane reason, doesn't allow you to write queries like this:
UPDATE myTable
SET myTable.A =
(
SELECT B
FROM myTable
INNER JOIN ...
)
That is, if you're doing an UPDATE/INSERT/DELETE on a table, you ...
Ways to save Backbone.js model data?
.../ Dollars
}
});
To populate the model there are a few ways to do so. For example, you can set up your model instance by passing in a JSON OR use method called set() which takes a JSON object of attributes.
myDonut = new Donut({'flavor':'lemon', 'price':'0.75'});
mySecondHelping = new Donut();...
Socket.IO - how do I get a list of connected sockets/clients?
...hod on the namespaces, this returns a array of all connected sockets.
API for no namespace:
var clients = io.sockets.clients();
var clients = io.sockets.clients('room'); // all users from room `room`
For a namespace
var clients = io.of('/chat').clients();
var clients = io.of('/chat').clients('r...
Why does jQuery or a DOM method such as getElementById not find the element?
What are the possible reasons for document.getElementById , $("#id") or any other DOM method / jQuery selector not finding the elements?
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LINQ: Distinct values
...f values of a "larger" type, but only looking at some subset of properties for the distinctness aspect, you probably want DistinctBy as implemented in MoreLINQ in DistinctBy.cs:
public static IEnumerable<TSource> DistinctBy<TSource, TKey>(
this IEnumerable<TSource> source,
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ITunes review URL and iOS 7 (ask user to rate our app) AppStore show a blank page
...ybody knows if the technique used to ask the user to rate our app and open for him the App Store directly on the rating page is still working on iOS 7 ?
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On select change, get data attribute value
...y used attr() in my inital post, i meant data() but it returns 'undefined' for me.
– userBG
Dec 1 '11 at 17:34
6
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What's the difference between identifying and non-identifying relationships?
...be confusing because it's common practice these days to create a pseudokey for a child table, but not make the foreign key to the parent part of the child's primary key. Formally, the "right" way to do this is to make the foreign key part of the child's primary key. But the logical relationship is...