Codetree | ️ Lightning fast online code playground with automatic npm | Runtime Evironment library
kandi X-RAY | Codetree Summary
kandi X-RAY | Codetree Summary
Codetree is a lightning fast ️️️ code playground supporting automatic module detection in the import syntax (es6/es5).Unlike or , Codetree is built on top of using esbuild, the code is compiled directly in web browsers, without backend and converted into machine language, allowing extremely fast execution and offline mode.
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of Codetree
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QUESTION
I'm trying to refactor some code and use higher-order functions. but for some reason when I pass the function as an argument to a function in its own body. I get the error Cannot resolve reference 'weight' with such signature.
here's my code:
...ANSWER
Answered 2017-Oct-08 at 22:54I guess walk method should return T
and ++
should be +
, is this what you were trying to do?
QUESTION
I am doing the scala coursera course and trying to write an implementation for the 'decode' method of the huffman algorithm. I am new to scala.
Following is my code(so far).
...ANSWER
Answered 2017-Oct-02 at 00:48In Huffman decoding you take one bit of subBits
each time you fork, go right or left. In your implementation you do this when you fork and when you reach a Leaf
. Each time you reach a letter you throw one additional bit away.
You could see that with few more tests, in your case:
QUESTION
I'm working on a Scala course from Coursera and am having some issues with abstract classes. Here I'm trying to access fields from case classes of the CodeTree abstract class, but the compiler complains that these fields don't belong to the CodeTree class itself. I would think that the pattern matching would take care of that but apparently it doesn't. Any help?
...ANSWER
Answered 2017-Sep-09 at 23:28The compiler is right, your abstract class has no instance variables.
The good news is you don't need them, you have already everything you need from the pattern matching of the tree
input parameter.
Just modify your code into:
QUESTION
I'm working on the functional programming in Scala Coursera course; and I'm working on the exercise about Huffman coding trees.
Here's the code representing the Huffman tree
...ANSWER
Answered 2017-Mar-11 at 19:29This is the syntax you are looking for:
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