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Why use softmax as opposed to standard normalization?
... is there still any advantage of taking softmax instead of simply dividing by the sum?
– Martin Thoma
Jun 8 at 5:15
@M...
When do I really need to use atomic instead of bool? [duplicate]
Isn't atomic<bool> redundant because bool is atomic by nature? I don't think it's possible to have a partially modified bool value. When do I really need to use atomic<bool> instead of bool ?
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Rails: Why does find(id) raise an exception in rails? [duplicate]
...e architects intended find(id) to work, as indicated in the RDoc:
Find by id - This can either be a specific id (1), a list of ids (1, 5, 6), or an array of ids ([5, 6, 10]). If no record can be found for all of the listed ids, then RecordNotFound will be raised.
If you don't want the exceptio...
How to gracefully handle the SIGKILL signal in Java
...ERM. Programs can handle that signal. The program should handle the signal by doing a controlled, but rapid, shutdown. When a computer shuts down, the final stage of the shutdown process sends every remaining process a SIGTERM, gives those processes a few seconds grace, then sends them a SIGKILL.
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Font from origin has been blocked from loading by Cross-Origin Resource Sharing policy
...s
Header add Access-Control-Allow-Origin "*"
even better, as suggested by @david thomas, you can use a specific domain value, e.g.
Header add Access-Control-Allow-Origin "your-domain.com"
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Easy idiomatic way to define Ordering for a simple case class
...our go-to for any sorting scenario involving a composite sort key:
as.sortBy(a => (a.tag, a.load))
As this answer has proven popular I would like to expand on it, noting that a solution resembling the following could under some circumstances be considered enterprise-grade™:
case class Emplo...
How can I select rows with most recent timestamp for each key value?
... MAX(timestamp) FROM sensorTable s2 WHERE s1.sensorID = s2.sensorID)
ORDER BY sensorID, timestamp;
Pretty self-explaining I think, but here's more info if you wish, as well as other examples. It's from the MySQL manual, but above query works with every RDBMS (implementing the sql'92 standard).
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jQuery select by attribute using AND and OR operators
I'm thinking about, if it is possible in jQuery to select elements by named attributes using AND and OR.
8 Answers
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Understanding Spring @Autowired usage
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TL;DR
The @Autowired annotation spares you the need to do the wiring by yourself in the XML file (or any other way) and just finds for you what needs to be injected where, and does that for you.
Full explanation
The @Autowired annotation allows you to skip configurations elsewhere of what to...
When to use valueChangeListener or f:ajax listener?
...hen using <f:ajax listener> instead of valueChangeListener, it would by default executed during the HTML DOM change event already. Inside UICommand components and input components representing a checkbox or radiobutton, it would be by default executed during the HTML DOM click event only.
<...