scala> val a: Any = List(1,2,3)
a: Any = List(1, 2, 3)
scala> val d=a.asInstanceOf[List[Long]]
d: List[Long] = List(1, 2, 3)
scala> val e=a.asInstanceOf[List[Int]].map(_.toLong)
e: List[Long] = List(1, 2, 3)
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
</head> | |
<body> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.7.0/Chart.js"></script> | |
<p> |
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PROMPT="%(?.%{${fg[green]}%}😉.%{${fg[white]}%}%{${bg[red]}%}😨)[%n@%m]%(?.😉%{${reset_color}%} %~.😨 %~%{${reset_color}%}) | |
%# " |
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import numpy as np | |
from numpy.random import * | |
m = 5 | |
n = 3 | |
a = rand(m,n) | |
v = np.full((n,n),1) | |
u = np.full((m,m),1) | |
print('a => 入力の行列') | |
print(a) |
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@ val nijo = (x:Int) => x*x | |
nijo: Int => Int = ammonite.$sess.cmd2$$$Lambda$1945/330224683@51ed2f68 | |
@ val minus10 = (x:Int) => x-10 | |
minus10: Int => Int = ammonite.$sess.cmd3$$$Lambda$1949/497232815@a80a896 | |
@ 4 |> nijo |> minus10 | |
res4: Int = 6 | |
@ val hoge = 4 |> nijo |> minus10 |
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# -*- coding: utf-8 -*- | |
num=0 | |
from collections import OrderedDict | |
class TestExtends(OrderedDict): | |
def __init__(self): | |
OrderedDict.__init__(self) | |
def append(self,key,value): | |
global num | |
self[key]=value |
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import scala.io.Source | |
for (line <- Source.fromFile("a.scala").getLines()) | |
println(line) |
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#include<iostream> | |
#include<fstream> | |
#include<sstream> | |
#include <k2hash/k2hash.h> | |
#include <k2hash/k2hshm.h> | |
using namespace std; | |
int main(){ | |
K2HShm k; | |
cout << k.GetSystemPageSize() << endl; |
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scala> import java.nio.ByteBuffer | |
import java.nio.ByteBuffer | |
scala> val b = Array(1,2,3,4,5,6,7,8,0,0,0,0).map(_.toByte) | |
b: Array[Byte] = Array(1, 2, 3, 4, 5, 6, 7, 8, 0, 0, 0, 0) | |
scala> b.grouped(4).foldRight(Nil: List[Float])(ByteBuffer.wrap(_).getFloat::_) | |
res8: List[Float] = List(2.3879393E-38, 6.301941E-36, 0.0) |
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#include <fstream> | |
#include <iostream> | |
#include <k2hash/k2hash.h> | |
#include <k2hash/k2hshm.h> | |
#include <sstream> | |
using namespace std; | |
int main() { | |
K2HShm k; | |
cout << k.GetSystemPageSize() << endl; |
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