create dataframe from dictionary

/* 4 Create a large number of dictionaries to pass in two arrays, key and obj, the number of array elements is unknown. Create a large number of dictionaries with the same number of elements as keys and an array with fewer elements in obj. The first element in key and the I element in obj form a key-value pair. All dictionaries are added to a mutable array, returning the address of the array. */+ (Nsarray *

Couples = [ ['Jack','Ilena'], ['Arun','Maya'], ['Hari','Aradhana'], ['Bill','Samantha']]pairs= Dict (Couples)The result of print pairs is:{'Arun'Maya'bill ' Samantha ' ' Jack ' ' Ilena ' ' Hari ' ' Aradhana '}Method One:Import jsonjson.dumps (Pairs)Method Two:' {%s} ' ' '. Join ([''%s ': '%s'' for in Pairs.items ()])Transferred from: http://stackoverflow.com/questions/18283725/ How-to-create-

CREATE TABLE' sys_dict ' (' ID ')INT(Ten) not NULLAuto_increment COMMENT'primary Key ID', ' Dict_type 'VARCHAR( -) not NULL DEFAULT "'COMMENT'Dictionary type', ' Dict_key 'INT(Ten) not NULL DEFAULT '0'COMMENT'Dictionary key', ' Dict_value 'VARCHAR( -) not NULL DEFAULT "'COMMENT'Dictionary value', ' sort 'INT(Ten) not NULL DEFAULT '0'COMMENT'Dictionary sort Values', ' Add_uid 'INT(Ten) not NULL DEFAULT '0'COMMENT'Add People', ' Update_uid 'INT(Ten) not

In our work, not all of us have Visio and other database design software. We often directly design the database in the SQL Enterprise Manager, and then add the database dictionary, to facilitate future work and management. Sometimes I am very upset because we have to describe the data fields twice, which is troublesome. However, not all of this. Not long ago, I found a better method: (take creating a table as an example) 1. Open the Enterprise Manag

This article mainly introduces how to create a dictionary without too much reference by python. it is a very practical technique, for more information about how to create a dictionary, see the example in this article. Share it with you for your reference. The specific implementation method is as follows: 1. use the it

Document directory Note: This article is reprinted. The original author information and its original link must be reprinted! Original address: http://www.slfans.com /? Action-viewnews-itemid-16530 Release: | Author: Purple permanent Recently, mvvm (Model-View_ViewModel) is a great choice for developing WPF/Silverlight. For the purpose of practice, I plan to use Silverlight to make an English-Chinese dictionary (probably because of recent crazy

Word2013 contains a custom dictionary Custom.dic, which allows users to create new custom dictionaries based on actual work, thus facilitating the management of customized vocabularies, as described in the following procedure: Step 1th, open the Word2013 document window, click the file → options command, and so on, as shown in Figure 2013080613. Figure 2013080613 Click the Options command Step 2nd, in

The purpose of creating assocarray is to correlate data and primary keys: for example "A1" ~ 1; "B1" ~ 2.08 ...The set is a custom data structure, which contains dictionary data, which can be used for operations such as merging, intersection, etc.Using system;using system.collections.generic;using system.collections;using system.linq;using System.Text; Namespace finmktreverseengineering{//1. Set #region set type public class SetUsing system;using s

In our work, not all of us have Visio and other database design software. We often directly design the database in the SQL enterprise controller, and then add the database dictionary, to facilitate future work and governance. Sometimes I am very upset because we have to describe the data fields twice, which is troublesome. However, not all of this. Not long ago, I found a better method: (take creating a table as an example) 1. Open the enterprise

1. Create directly, separated by colonsMydict = {'key': 'value '...} 2. = connection key-value pairsMydict = dict (key1 = value1, key2 = value2 ...) 3. Create an empty one and assign values slowly.Mydict = {}Mydict [key1] = value1Mydict [key2] = value2 4. Use zip to compress the values in the two sequences to form key-value pairs Keys = [1, 2, 3] Values = [4, 5, 6] Mydict = dict (ZIP (keys, values