json

问题 I have a JSON file with multiple duplicate keys in the following format: "data": { "nameA": { "result": someInt, "timestamp": "someTime" }, "nameB": { "result": someInt, "timestamp": "someTime" }, "nameA": { "result": someInt, "timestamp": "someTime" }, "nameC": { "result": someInt, "timestamp": "someTime" } } I need to dynamically determine the number of instances of each key and print them out. What would be the best way to accomplish this for a JSON in this format? 回答1: Based upon the

问题 Hello every one I need your help for reading the random named array from the json object. In this task client make the json object according to his requirements. like { "tags":[ "demo 1","demo 2","demo 3","demo 4","demo 5","N" ] } I'm using "N" for defining the unlimited numbers of items in one array. Here in This code user use tags key to put json Array in json object. User can also make emphasized text array as Clients { "Clients":[ "demo 1","demo 2","demo 3","demo 4","demo 5","N" ] } I

问题 I need to output this json: { white: [0, 60], green: [60, 1800], yellow: [1800, 3000], red: [3000, 0] } And I was trying to think on a model like: public class Colors { public int[] white { get; set; } public int[] green { get; set; } public int[] yellow { get; set; } public int[] red { get; set; } } But the property names could change, like maybe white can be now gray, etc. Any clue? 回答1: All you need is a Dictionary: Dictionary<string, int[]> dictionary = new Dictionary<string, int[]>();

问题 I have around 96 gzip of JSON which is over 350 GB of JSON file after unzipping with following structure { "structe": {}, "beta": {}, "flow": { "1023": { "0101": { "-LEjllNyHqdHYGntO6vu": { "status": "1", "t": 1528736191996 }, "-LEjllcXKaVOQu3BDpHF": { "status": "1", "t": 1528736192996 } }, "0102": { "-LEjllNyHqdHYGntO6vu": { "status": "1", "t": 1528736191996 }, "-LEjllcXKaVOQu3BDpHF": { "status": "1", "t": 1528736192996 } } }, "1024": { "0103": { "-LEjllNyHqdHYGntO6vu": { "lat": 51

问题 Salutations all and happy holidays. I Noticed an interesting behavioral quirk while trying to draw polygon layers with L.geoJson(). consider the following code: var polygonCoords = [ {"type": "Feature", "properties": {"group": "Violations"}, "geometry": { "type" : "Polygon", "coordinates": [[ [-107.69348, 43.22519], [-105.48523, 42.99259], [-107.7594, 42.26105] ]] } }]; and var polygons = L.polygon([ [43.22519, -107.69348], [42.99259, -105.48523], [42.26105, -107.7594] ]); Now, both work in

问题 First time using Flask, I have created a very basic app and I am trying to print the results of a recommender system. The first set of code is from my python function (print_most_similar) and is creating a formatted string in hopes to print every REC on a new line. The second section of code is obviously my flask routing. You can see that the flask part calls the function, so it is returned 'y'. I believe the jsonify will not take the \n characters. I have tried using just '\n' in the string

问题 I am using MySQL json data type to store a JSON string. In the JSON string are two fields: entry_time , and entry_date . The values for these fields are stored in ISO 8609 format as follows: entry_date:2017-02-15T00:00:00.00Z entry_time:0000-00-00T04:35:51.29Z I am trying to create a virtual column from these two attributes. Since MySQL 5.7 has NO_ZERO_DATE set I cannot see a way to extract these values out as date and time columns. Here is what I have tried: alter table odh add entry_time

问题 I'm trying to validate a LocalDate object in a JSON result returned by a Spring MVC webservice but I can't figure out how. At the moment I always run into assertion errors like the following one: java.lang.AssertionError: JSON path "$[0].startDate" Expected: is <2017-01-01> but: was <[2017,1,1]> The important part of my test is posted below. Any ideas how to fix the test to pass? import static org.springframework.test.web.servlet.setup.MockMvcBuilders.standaloneSetup; public class

问题 I'm trying to get a json from a server and deserialize it, but I try probelas with unescaped control characters. My code is as follows ... let urlFinal = "http://000.0000.000.000:8080" let jsonUrl = urlFinal let session = NSURLSession.sharedSession() let shotsUrl = NSURL(string: jsonUrl) let task = session.dataTaskWithURL(shotsUrl!) {data, response, error in guard data != nil else { falha() return } //let json = JSON(data: data!) //print(json["ServicoCliente"][0]["id"]) do { let jsonData =

问题 I have the following string: "a,b,c,d" and I want to convert it into a json array, something like this ["a","b","c","d"] is there any MySQL 8 function that can achieve this? 回答1: Try: SELECT CAST( CONCAT('["', REPLACE('a,b,c,d', ',', '","'), '"]') AS JSON ); See dbfiddle. 回答2: select json_array("a,b,c,d"); +-----------------------+ | json_array("a,b,c,d") | +-----------------------+ | ["a,b,c,d"] | +-----------------------+ 来源： https://stackoverflow.com/questions/56958056/mysql-8-split-string