key-value

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Accessing the last key–value pair in a Ruby (1.9) hash

As of Ruby 1.9, hashes retain ins开发者_如何学运维ertion order which is very cool. I want to know the best way to access the last key–value pair.[详细]

2023-04-13 03:55 分类：问答
Radix-Sort Implementation for Dictionary/KeyValuePair Collection

I\'m looking for a fast and efficient Radix-Sort Implementation for Dictionary/KeyValuePair Collection if possible in C# (but not mandatory). The key is an Integer between 1 000 000 and 9 999 999 999.[详细]

2023-04-10 12:18 分类：问答
How do you map an array [key1,val1] to a hash { key1 => val1} in perl?

The problem is I have an array that has the key value pairs as elements in an array and I have to split them up somehow into key => value pairs in a hash.[详细]

2023-04-10 10:15 分类：问答
Key value table to view with variable columns

I have my data in a key-value table (in MySql) which has the shape: id, key, value Now for export to my users I need to transform it into a table with all the keys as columns. (actually only ~20 of[详细]

2023-04-09 14:17 分类：问答
Custom single KeyValuePair class vs NSMutableDictionary

I came into a situation where I had to write a loop with a good amount if iterations and in this loop I had a NSData object that I had to associate with a key.This lead me to search for a simple objec[详细]

2023-04-09 04:54 分类：问答
In Node.js, why should I prefer key-value stores over application variable?

I am developing a Socket.IO-backed real-time application in Node.JS that will be used by couple of hundred users simultaneously at any given moment, and I need to store some basic details about each c[详细]

2023-04-05 22:51 分类：问答
Java:HashMap<String,String> storing same value as key and value.?

I am getting this strange output in HashMap. I have two ArrayList<String> one containing the key and another containing value.[详细]

2023-04-04 01:24 分类：问答
How to store several values to one key (java)

I search for a datastructure, where I can store several key-value pairs. The data essentially looks like this:[详细]

2023-04-03 09:15 分类：问答
How to store key-value pairs in a file that will be stored in internal memory in Android?

I have some information that needs to be stored in internal memory. I will like to store in the form of key-value pairs the way its done in SharedPreferences. I was thinking of creating JsonObject and[详细]

2023-04-01 22:04 分类：问答
How to create dictionary and add key value pairs dynamically in Javascript

From post: Sending a JSON array to be received as a Dictionary<string,string> I\'m trying to do this same开发者_运维知识库 thing as that post, the only issue is that I don\'t know what the keys[详细]

2023-03-31 00:37 分类：问答