Recent questions tagged sorting

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sorting - Why does Rust not implement total ordering via the Ord trait for f64 and f32?

While all the integer types in Rust implement Ord which emphasizes total ordering, the floating point types only ... problem in generic code? See Question&Answers more detail:os...

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

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sorting - How to implement a natural sort algorithm in c++?

I'm sorting strings that are comprised of text and numbers. I want the sort to sort the number parts as numbers ... in particular in c++) 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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sorting - How to sort IP addresses stored in dictionary in Python?

I have a piece of code that looks like this: ipCount = defaultdict(int) for logLine in logLines: date, serverIp ... my options here? Thank you.. See Question&Answers more detail:os...

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

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sorting - Using a prepared statement and variable bind Order By in Java with JDBC driver

I'm using jdbcTemplate to make JDBC connections to a mySQL DB prepared statements to protect myself as much as ... pattern to solve it... See Question&Answers more detail:os...

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

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sorting - Can i sort the NSDictionary on basis of key in Objective-C?

Can I sort the NSDictionary on basis of key? See Question&Answers more detail:os...

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

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sorting - How to sort git tags by version string order of form rc-X.Y.Z.W?

When I enter a command: git tag -l I get such results: rc-0.9.0.0 rc-0.9.0.1 rc-0.9.0.10 ... possible to sort current list to get such results? See Question&Answers more detail:os...

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

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sorting and paging with gridview asp.net

I'm trying to get a gridview to sort and page manually with no success. The problem is that when a user ... help would be appreciated. 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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sorting - Optimal algorithm for returning top k values from an array of length N

I have an array of n floats, and I wish to return the top k (in my case n ~ 100, k ~ 10) Is ... interested in unsorted, which should be faster! See Question&Answers more detail:os...

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

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sorting - Is there a way to ignore header lines in a UNIX sort?

I have a fixed-width-field file which I'm trying to sort using the UNIX ( ... 325611LVEANOTHERS00 477821USASHUTTLES21 500123TSTMY_RADAR00 See Question&Answers more detail:os...

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

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sorting - What is a better way to sort by a 5 star rating?

I'm trying to sort a bunch of products by customer ratings using a 5 star system. The site I'm setting ... of the larger number of ratings? See Question&Answers more detail:os...

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

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sorting - Sort version-dotted number strings in Javascript?

I have an array of following strings: ['5.5.1', '4.21.0', '4.22.0', '6.1.0', '5.1.0', '4.5.0'] ... ... 4.5.0','4.11.0']. How can I achieve this? See Question&Answers more detail:os...

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

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sorting - How to qsort an array of pointers to char in C?

Suppose I have an array of pointers to char in C: char *data[5] = { "boda", "cydo", "washington", ... original function work? Thanks, Boda Cydo. See Question&Answers more detail:os...

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

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sorting - How to use Collections.sort() in Java?

I got an object Recipe that implements Comparable<Recipe> : public int compareTo(Recipe otherRecipe) { return this. ... the sorts in Java? See Question&Answers more detail:os...

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

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sorting - Why doesn't java.lang.Number implement Comparable?

This question already has answers here: Question&Answers:os...

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

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sorting - MySQL: Sort GROUP_CONCAT values

In short: Is there any way to sort the values in a GROUP_CONCAT statement? Query: GROUP_CONCAT(( ... Administration » Organization Crafts » Joinery Question&Answers:os...

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

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944 views

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sorting - Algorithm to separate items of the same type

I have a list of elements, each one identified with a type, I need to reorder the list to maximize ... Probably, it could be improved using Simulated annealing. Question&Answers:os...

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

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sorting - How to sort a list of objects by a specific field in C#?

I have this class: public class StatInfo { public string contact; public DateTime date; public string action; } ... write tons of code (if possible)? Thanks Question&Answers:os...

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

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998 views

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sorting - How does the key argument in python's sorted function work?

Say I have votes = {'Charlie': 20, 'Able': 10, 'Baker': 20, 'Dog': 15} I understand print(sorted(votes.items() ... 20), ('Charlie', 20)] But how does this work? Question&Answers:os...

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

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1.1k views

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sorting - Reverse a comparator in Java 8

I have an ArrayList and want sort it in descending order. I use for it java.util.stream.Stream.sorted( ... I change, just to have the descending order? Question&Answers:os...

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

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1.1k views

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sorting - How to use a custom comparison function in Python 3?

In Python 2.x, I could pass custom function to sorted and .sort functions >>> x=['kar','htar','har ... not pass my custom comparison function to sorted or .sort Question&Answers:os...

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

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sorting - How do I sort one vector based on values of another

I have a vector x, that I would like to sort based on the order of values in vector y. The two vectors are not of the same length ... be: [1] 4 4 4 2 2 1 3 3 3 Question&Answers:os...

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

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1.5k views

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sorting - Django admin: how to sort by one of the custom list_display fields that has no database field

# admin.py class CustomerAdmin(admin.ModelAdmin): list_display = ('foo', 'number_of_orders') # models.py class Order( ... on this column - it works as expected! Question&Answers:os...

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

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sorting - Sort and display directory list alphabetically using opendir() in php

php noob here - I've cobbled together this script to display a list of images from a folder with opendir, ... Any advice or pointers would be much appreciated! Question&Answers:os...

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

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sorting - PHP array multiple sort - by value then by key?

I have an array of string keys with numeric values for use in a list of tags with the number of occurances of ... net and my eyes glaze over! many thanks!!! Question&Answers:os...

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

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1.2k views

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sorting - How do I insert an element at the correct position into a sorted array in Swift?

NSArray has - (NSUInteger)indexOfObject:(id)obj inSortedRange:(NSRange)r options:(NSBinarySearchingOptions)opts usingComparator: ... insert("c", atIndex: index) Question&Answers:os...

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

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1.5k views

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sorting - Sort ObservableCollection<string> through C#

I have below ObservableCollection<string>. I need to sort this alphabetically. private ObservableCollection<string> _animals = new ... ?>); How can I do this? Question&Answers:os...

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

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1.1k views

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sorting - rank and order in R

i am having trouble understanding the difference between the R function rank and the R function order. they seem to ... shed some light on this for me? Thanks Question&Answers:os...

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

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1.3k views

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sorting - How to use std::sort to sort an array in C++

How to use standard template library std::sort() to sort an array declared as int v[2000]; Does C++ provide ... can get the begin and end index of an array? Question&Answers:os...

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

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