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How do you make an array of structs in C?
I'm trying to make an array of structs where each struct represents a celestial body.
7 Answers
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Swift how to sort array of custom objects by property value
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First, declare your Array as a typed array so that you can call methods when you iterate:
var images : [imageFile] = []
Then you can simply do:
Swift 2
images.sorted({ $0.fileID > $1.fileID })
Swift 3+
images.sorted(by: { $0.fileID &g...
Replace all elements of Python NumPy Array that are greater than some value
I have a 2D NumPy array and would like to replace all values in it greater than or equal to a threshold T with 255.0. To my knowledge, the most fundamental way would be:
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How to generate .json file with PHP?
...sample code:
<?php
$sql="select * from Posts limit 20";
$response = array();
$posts = array();
$result=mysql_query($sql);
while($row=mysql_fetch_array($result)) {
$title=$row['title'];
$url=$row['url'];
$posts[] = array('title'=> $title, 'url'=> $url);
}
$response['posts'] =...
Difference between string and char[] types in C++
I know a little C and now I'm taking a look at C++.
I'm used to char arrays for dealing with C strings, but while I look at C++ code I see there are examples using both string type and char arrays:
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C++常用排序算法汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术
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#include <iostream>
void printArray(int *array, int n)
{
for (int i = 0; i < n; ++i)
std::cout << array[i] << std::endl;
}
void quickSort(int *array, int low, int high)
{
int i = low;
int j = high;
int pivot = array[(i +...
Is there a way to add/remove several classes in one single instruction with classList?
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And if you want to apply an Array of several class-names, you have to call: DOMTokenList.prototype.add.apply(elem.classList, ['first', 'second', 'third']);
– Emanuel Kluge
Feb 15 '13 at 16:36
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How to define hash tables in Bash?
...sh does happen, and will be really confusing!)
You declare an associative array by doing:
declare -A animals
You can fill it up with elements using the normal array assignment operator. For example, if you want to have a map of animal[sound(key)] = animal(value):
animals=( ["moo"]="cow" ["woof"...
How do you sort an array on multiple columns?
I have a multidimensional array. The primary array is an array of
16 Answers
16
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How to define a two-dimensional array?
I want to define a two-dimensional array without an initialized length like this:
27 Answers
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