Recent questions tagged Arrays

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arrays - What is the shortest way to initialize List of strings in java?

I am searching for the shortest way (in code) to initialize list of strings and array of strings, i.e. list/ ... "s2", "s3" string elements. 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 - Java, return if trimmed String in List contains String

In Java, I want to check whether a String exists in a List<String> myList. Something like this: if(myList ... like to avoid a looping structure. 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 - Time complexity of unshift() vs. push() in Javascript

I know what is the difference between unshift() and push() methods in JavaScript, but I'm wondering what is the difference ... (log n) or O(n)? 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 split String with white space

I would like to split a String but I would like to keep white space like: var str = "my car is red"; var ... I can proceed to do that? Thanks ! 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 subarray, subset & subsequence

I'm a bit confused between subarray, subsequence & subset if I have {1,2,3,4} then subsequence can be {1,2 ... I'm bit confused between these 3. 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 - Largest rectangle of 1's in 2d binary matrix

There is a problem to find the maximum area of the 1 in the 0-1 matrix. In this problem there are two ... we also get all those rectangle ? 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 - what does numpy ndarray shape do?

I have a simple question about the .shape function, which confused me a lot. a = np.array([1, 2, 3]) # ... ,3), one row three columns, right? 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 - what use does the javascript forEach method have (that map can't do)?

The only difference I see in map and foreach is that map is returning an array and forEach is not. However ... javascript. Thanks for any reply. 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 - Scanning with %c or %s

I had to do a program for college in which I should separate, between a certain amount of people, those who liked and ... %c and %s in a scanf? 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 - Selecting a range of columns in Python

I have a dataset that consist of columns 0 to 10, and I want to extract the information that is only in columns ... can I get that data? Thanks 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 - How to parse json in flutter?

I want to create a news app and I've used newsapi.org as a source. I am trying to fetch the JSON data ... ; print(response.statusCode); } } } 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 - Excel vba: Property let procedure not defined and property get procedure did not return an object

I have a Client class. Inside that class there is an array losses. First I create and populate with clients ... (tempCount).getLosses(1) Next 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 - PHP 5.3.10 vs PHP 5.5.3 syntax error unexpected '['

Is it possible that this PHP code line if ($this->greatestId()["num_rows"] > 0) works in PHP 5.5 and returns an ... it to work under PHP 5.3? 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 - Getting "System.Collections.Generic.List`1[System.String]" in CSV File export when data is okay on screen

I am new to PowerShell and trying to get a list of VM names and their associated IP Addresses from within Hyper- ... Csv -Path "c:TempVMIPs.csv" 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 - java.lang.ArrayIndexOutOfBoundsException: 0

I am learning java using a book. There is this exercise that I can't get to work properly. It adds two doubles using ... ] + "=" + result); } See Question&Answers more detail:os...

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

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954 views

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arrays - How to forward functions with variadic parameters?

In Swift, how do you convert an Array to a Tuple? The issue came up because I am trying to call a function ... you convert an Array to a Tuple? 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 - Find the distance from one point in a matrix to all other points in a matrix

I have a matrix a and I want to calculate the distance from one point to all other points. So really the outcome matrix ... dx^2 + dy^2) end end 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 - What is the equivalent of Presto UNNEST function in Hive

Presto has an UNNEST function to explode columns made of arrays. Is there a similar one for Hive? See docs for UNNEST function of Presto here. 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 - Behaviour of Sizeof in C

I have learnt that when we pass the array name to sizeof, the name of the array does not decay to the pointer ... ; dimension(arr); return 0; } See Question&Answers more detail:os...

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

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856 views

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arrays - Why doesn't the sort function of javascript work well?

This simple javascript var x = new Array(); x[0] = 2.73; x[1] = 11.17; x[2] = 3.12 x.sort(); ... that and how can I fix it? Thanks in advance! 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 - Can a JavaScript variable be used in plain HTML?

What I mean is, can a variable/array declared and initialized be used in HTML, outside the <script>-tags? Fx. <script ... [0])</script></p> ?? 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 - Any way to make jQuery.inArray() case insensitive?

Title sums it up. 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 - Scrape Dynamic contents created by Javascript using Python

I want to scrap DIV content created by javascript function by using python script. I have tried with BS4 and ... Sample data to be extracted: 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 - Java OutOfMemoryError in reading a large text file

I'm new to Java and working on reading very large files, need some help to understand the problem and solve ... Any help would be appreciated? See Question&Answers more detail:os...

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

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979 views

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arrays - iterating through a stdClass object in PHP

I have an object like this: stdClass Object ( [_count] => 10 [_start] => 0 [_total] => 37 [values] => ... but it also gives me useless 10 0 37 See Question&Answers more detail:os...

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

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967 views

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arrays - Python, cPickle, pickling lambda functions

I have to pickle an array of objects like this: import cPickle as pickle from numpy import sin, cos, array tmp ... Is there a way around that? See Question&Answers more detail:os...

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

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830 views

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arrays - You must supply a resource ID for a TextView android error

I try all this day to resolve this error. I don't understand why my logcat prints: 05-06 21:45:59.559: ... ); i.putExtra("jid", jid); startActivityForResult(i, RESULT_DIRECTCHAT);...

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

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823 views

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arrays - Find ith permutation in javascript

Given an array arr of size n, and and index 0<=i<n! I want to return the i'th permutation. I was able ... get only one branch of the recursion ? See Question&Answers more detail:os...

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

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