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Java 2021-09-09 05:31:03
displaying an arraylist in java
Arrays.toString(list.toArray()) Add solution -
Java 2021-09-09 02:23:02
group by String java 8
package com.mkyong.java8; import java.math.BigDecimal; import java.util.Arrays; import java.util.List; import java.util.Map; import java.util.Set; import java.util.stream.Collectors; public class Java8Examples4 { public static void main(String[] ar... Add solution -
Python 2021-09-08 19:59:03
how to append rows to a numpy matrix
import numpy as np arr = np.empty((0,3), int) print("Empty array:") print(arr) arr = np.append(arr, np.array([[10,20,30]]), axis=0) arr = np.append(arr, np.array([[40,50,60]]), axis=0) print("After adding two new arrays:") print(ar... Add solution -
Java 2021-09-08 04:04:04
Java program to remove consonants from a string
// Java program to remove consonants from a string import java.util.Arrays; import java.util.List; public class RemoveConsonantsFromString { public static void main(String[] args) { String str = "hello world core java"; System... Add solution -
Python 2021-09-07 14:51:01
request.body django
In Python 3.0 to Python 3.5.x, json.loads() will only accept a unicode string, so you must decode request.body (which is a byte string) before passing it to json.loads(). body_unicode = request.body.decode('utf-8') body = json.loads(body_unicode) content... Add solution
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