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R: Comment out block of code [duplicate]
... generate error messages:Error: unexpected '/' in: "#( # start of comment http:/"
– PatrickT
Mar 11 '13 at 14:32
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How to see indexes for a database or table in MySQL?
...ation_schema.statistics
WHERE table_schema = 'sakila'
GROUP BY 1,2;
Ref: http://blog.9minutesnooze.com/mysql-information-schema-indexes/
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follo...
jQuery 1.9 .live() is not a function
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.live was removed in 1.9, please see the upgrade guide: http://jquery.com/upgrade-guide/1.9/#live-removed
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MongoDB SELECT COUNT GROUP BY
...expression, then computes the count of documents in each distinct group.
https://docs.mongodb.com/manual/reference/operator/aggregation/sortByCount/
For example:
db.contest.aggregate([
{ $sortByCount: "$province" }
]);
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How to pass a parcelable object that contains a list of objects?
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In my personal experience, http://www.parcelabler.com/ is an amazing site for this. You just create your class, and copy paste it into the website, and it generates a Parcelable version of your class.
I tested it with a class named "Theme" that contai...
How to train an artificial neural network to play Diablo 2 using visual input?
... Network (not to confuse with Recurrent Neural Network) by Richard Socher: http://techtalks.tv/talks/54422/
Then, another problem is that even when you have fetched all the data you need, the game is only partially observable. Thus you need to inject an abstract model of the world and feed it with ...
Difference between session affinity and sticky session?
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If you authenticate users, partition based on user name (it has to be an HTTP supported authentication mode to do this).
Don't require state.
Let clients hit any server (send state to the client and have them send it back)
This is not a sticky session, it's a way to avoid having to do it.
I woul...
MySQL Query to select data from last week?
...( current_date ) - 2 AND YEAR( date) = YEAR( current_date );
SQL Fiddle
http://sqlfiddle.com/#!8/6fa6e/2
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How to solve WAMP and Skype conflict on Windows 7? [closed]
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Detail blog to fix this issue is : http://goo.gl/JXWqfJ
You can solve this problem by following two ways:
A) Start your WAMP befor you login to skype. So that WAMP will take over the the port and there will be no conflict with the port number. And you are a...
How can I horizontally align my divs?
...: 6px;
background-color: #EEE;
}
.clear {
clear: both;
}
Fiddle: http://jsfiddle.net/fNvgS/
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