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What is a “context bound” in Scala?
... Iterable[T]) =
xs zip ys map { t => implicitly[Numeric[T]].times(t._1, t._2) }
or
def **[T : Numeric](xs: Iterable[T], ys: Iterable[T]) =
xs zip ys map { t => context[T]().times(t._1, t._2) }
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How to publish a website made by Node.js to Github Pages?
...at is a project page.For project pages a special branch has to be created called gh-pages.Take a look at the gh-pages branch of the repository.It contains pure html files.So everything you see on the link is actually from the gh-pages branch.
– Akshat Jiwan Sharma
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How to write into a file in PHP?
...on like:
file_put_contents($filename, $content);
which is identical to calling fopen(), fwrite(), and fclose() successively to write data to a file.
Docs: file_put_contents
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How do I remove all non alphanumeric characters from a string except dash?
How do I remove all non alphanumeric characters from a string except dash and space characters?
13 Answers
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Generate list of all possible permutations of a string
How would I go about generating a list of all possible permutations of a string between x and y characters in length, containing a variable list of characters.
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Writing string to a file on a new line every time
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You can use:
file.write(your_string + '\n')
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Debugging Scala code with simple-build-tool (sbt) and IntelliJ
... running the remote JVM -- something like
-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005
Launch sbt with these arguments and then execute jetty-run. Finally, launch your remote debug configuration in IntelliJ. This thread might be useful.
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How to record webcam and audio using webRTC and a server-based Peer connection
...ly have a look at Kurento. It provides a WebRTC server infrastructure that allows you to record from a WebRTC feed and much more. You can also find some examples for the application you are planning here. It is really easy to add recording capabilities to that demo, and store the media file in a URI...
What's the recommended way to connect to MySQL from Go?
... on go-wiki.
Import when using MyMySQL :
import (
"database/sql"
_ "github.com/ziutek/mymysql/godrv"
)
Import when using Go-MySQL-Driver :
import (
"database/sql"
_ "github.com/go-sql-driver/mysql"
)
Connecting and closing using MyMySQL :
con, err := sql.Open("mymysql", datab...
How to handle multiple heterogeneous inputs with Logstash?
...gist.github.com/fairchild/3030472 Per documentation: Add a 'type' field to all events handled by this input. Types are used mainly for filter activation. The type is stored as part of the event itself, so you can also use the type to search for it in the web interface.
– Tony...