Recent questions tagged Arrays

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arrays - type any? has no subscript members

I want to get Addresses from profile dictionary,but I got the error "type any? has no subscript members" var ... the address? Thanks a lot. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - C++ expected constant expression

#include <iostream> #include <fstream> #include <cmath> #include <math.h> #include <iomanip> using std::ifstream; using ... x[size][2]. Why? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - javascript function inArray

I need a javascript function that can take in a string and an array, and return true if that string is ... can't use any javascript frameworks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - Is there YAML syntax for sharing part of a list or map?

So, I know I can do something like this: sitelist: &sites - www.foo.com - www.bar.com anotherlist: * ... anyone finds this question in future. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - A data structure supporting O(1) random access and worst-case O(1) append?

I realize a resizable indexed collection that uses an array to store its elements (like List<T> in .NET or ... can you think of one yourself? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - Convert NSArray to NSString in Objective-C

I am wondering how to convert an NSArray [@"Apple", @"Pear ", 323, @"Orange"] to a string in Objective-C. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - Aggregate, Collate and Transpose rows into columns

I have the following table Id Letter 1001 A 1001 H 1001 H 1001 H 1001 B 1001 H 1001 H 1001 H 1001 H 1001 ... easiest way but can't find out how See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - Difference between map and collect in Ruby?

I have Googled this and got patchy / contradictory opinions - is there actually any difference between doing a ... in method or performance? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - Get list of installed android applications

Hi I want to get a list of all of the installed applications on the users device I have been googling for ... actually show thanks for any help See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - Difference between "character*10 :: a" and "character :: a(10)"

Trying to refresh my Fortran 90 knowledge for a project, I have run into some oddity when using internal files ... affect use as internal files? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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arrays - Random number generator in C# - unique values

I'm busy in C# with coding an array. I can fill it up with random generators but now is my question how do i ... from 1 to 100 in a random order See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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797 views

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arrays - PHP try-catch blocks: are they able to catch invalid arg types?

Background: Suppose I have the following obviously-incorrect PHP: try{ $vtest = ''; print(array_pop($vtest)); } ... ; print(array_pop($vtest)); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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756 views

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arrays - Turn Excel range into VBA string

I would like to turn values in given range into VBA string where original cell values are separated by any chosen ... everybody. Thank you all. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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894 views

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arrays - How can a slice contain itself?

I'm trying to learn Golang using "The Go Programming Language" and I've reached the section on slices. They ... to the elements being indirect? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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787 views

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arrays - Creating same random number sequence in Python, NumPy and R

Python, NumPy and R all use the same algorithm (Mersenne Twister) for generating random number sequences. Thus ... state generator is required. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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700 views

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arrays - JavaScript: Remove duplicates of objects sharing same property value

I have an array of objects that I would like to trim down based on a specific key:value pair. I want ... on is nested within another property. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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712 views

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arrays - Sieve of Eratosthenes algorithm in JavaScript running endless for large number

I have been trying to write Sieve of Eratosthenes algorithm in JavaScript. Basically I just literally followed the ... one million and above? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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896 views

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arrays - Does new[] call default constructor in C++?

When I use new[] to create an array of my classes: int count = 10; A *arr = new A[count]; I ... constructor not called only for built-in types? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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659 views

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arrays - How to get a list of registered route paths in Laravel?

I was hoping to find a way to create an array with the registered routes paths within Laravel 4. Essentially, ... ? Perhaps a different method? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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