JSON (JavaScript Object Notation) aka the Fat Free Alternative to XML is a lightweight data exchange format inspired by JavaScript object literals. It is often used with JavaScript, Ajax, and RESTful web services but is completely language independent.
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Are there good way to know differences between two revisions(or objects)?
There is my code which detect difference between two objects(or revisions).
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60 views
App to list books from JSON data
I recently submitted the code for this for an 2 hour interview but I was rejected.
The app shows book information with a image, title, and author. Each entry has a title but some entries have no ...
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38 views
Concatenating multiple strings from a JSON response
I would like to concatenate a series of strings populated from an XHR response. So, I've chosen to do it like this:
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3answers
63 views
Checking for an undefined nested variable in a JS object
Is there a better or shorthand way to perform a check on whether or not a variable within (possibly several levels of) an object is null or undefined?
What I would currently do to check is:
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1answer
64 views
Converting string to dict using Python ast library
I have been trying to convert a string of dictionary objects as given below
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Convert XML files to JSON and move them
What the code does (tested basic, no errors, usecase):
Reads all XML files (ending in .yin) from a directory.
converts each to JSON
store it in another directory, ...
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1answer
50 views
Fetching of JSON data through an api with AngularJS
I have been trying out AngularJS and developing a mobile application to test out its features and I wanted to see if I could somehow refactor to make my JSON response hopefully quicker in fetching the ...
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62 views
CSV to JSON conversion in Java
Since I've looked far and wide for a good example of this to no avail, I have created my own using the JSONArray and JSONObject ...
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1answer
49 views
AngularJS JSON CRUD operations
This is an accounting program (and my first attempt at a web app of any kind) where users need to get and retrieve objects from different json urls and at different levels. Rails is used for the back.
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54 views
Create JSON object from self-nested LINQ query
I created this function to created nested JSON object using a Linq query. How can I optimize this and make it more readable?
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162 views
JSON parser in C#
I've writen a C# JSON parser, but its performance is not as good as JSON.NET.
Running the same test, my parser takes 278 ms and JSON.NET takes 24 ms. What should I do to optimize it? It seems that ...
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28 views
Generating JSON from a query
I am trying to generate JSON from a query. All this seems to be too much grinding it out.
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2
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1answer
17 views
Saving and loading parts of configuration
I have a piece of code where I have string pairs (eg. 'a' and 'AA'), where both have their own unique ids. Id for first object is configured by user and second id is received at some point during ...
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47 views
Optimizing D3 Stream Graph Code
I have two javascript functions that generate a D3 Stream graph. I feel I may be excessively and unnecessarily iterating over my dataset to get it into the desired form.
How might I optimize or ...
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1answer
241 views
Building Weather Forecast from JSON with optionals
I am looking for the best way of parsing JSON in Swift 2.0.
I have this JSON
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130 views
MySQL JOIN to JSON array
I'm building a HTTP API and this part should return a JSON list of posts and their attached photos, like this:
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1answer
36 views
Complex sorting of nested data
I am retrieving data from Postgres (jsonb type) and I need to return an OrderedDict that has a predictable order for human and machine consumption. There are some ...
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1answer
104 views
JSON serialization helper class
I wrote this class to one-line all my JSON serialization, and I'm curious of any input on it.
It's only responsible for serializing/deserializing any type to/from JSON.
The comments and code are ...
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84 views
Appending JSON values to the DOM
My code below uses JSON to append images into the DOM. It works properly but I want to optimize my JavaScript to see if I can write it in fewer lines or if there are methods I can use that optimize my ...
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2answers
98 views
Program that filters JSON data based on user selection
I have made a basic program using AngularJS that displays data from a JSON file, and filters it according to the user's selection (specifically FIFA 15 chemistry cards).
I did plenty of CSS work to ...
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2answers
53 views
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79 views
Second attempt at Hangman in Swift
I recently posted my Hangman game, and got some amazing feedback! The main thing suggested was to create a word generator that could read JSON files so that my hangman brain class didn't have to ...
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1answer
56 views
XSL template for converting XML to JSON
I used saxon v9 to profile an XSL transformation which converts XML to JSON. The profiler tells me that the function which escapes certain characters takes about 70% of the total processing time. The ...
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1answer
132 views
Iterate JSON GIF collection array to HTML file
I've written a piece of code which utilizes a for loop to iterate this array in JavaScript. This is my first attempt and I wonder if there is an optimal way to do ...
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2answers
103 views
Generating random HearthStone cards: Preparing the training data
For a little toy project of mine I need to have data available in a certain format in order to be able to feed into a Recurrent Neural Network (Long short term memory), it uses HearthStone card data ...
3
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2answers
52 views
Slurp JSON trading cards to valid HTML
For Cardshifter TCG we pretty frequently update our list of available cards, so I tried to think of a way to make it easy to transform an exported JSON file containing all the cards into a decent HTML ...
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1answer
61 views
Concatenating a SoundCloud Playlist Update JSON
I am currently working on an implementation of SoundCloud for a 3rd party iOS app, and as there is no SDK anymore I am doing all my calls via Alamofire.
This is what SC expects you to send in your ...
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2answers
75 views
Parsing JSON string from HTTP request
HTTP request is made, and a JSON string is returned, which needs to be parsed.
Example response:
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1answer
79 views
Converting table data into nested JSON
I'm new to C# (coming from a JavaScript background) and it seems like this code could be greatly improved.
This SQL query:
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66 views
Custom `Decodable` for enum
I need to implement a decoding in the next JSONs:
First variant:
{}
Second variant:
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4
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1answer
34 views
Consolidating a raw csv of two ids to grouped set of ids in json
The file I'm processing here is an outputted file from a Java library called duke.
Its goal was go through all purchases made on a site and group them into a single customer. The output is a csv ...
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1answer
112 views
Dealing with messy JSON API and UTF-8 encoding problems
I am using an API that returns a JSON object that has "encoded_polyline" fields that tend to result in errors like this one:
UnicodeEncodeError: 'utf-8' codec ...
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2answers
47 views
Reloading selects with JSON
My JavaScript code is slow for large inputs. However, it is especially slow in IE. The browser will freeze for about a minute while the select is being reloaded. Any ideas for how to optimize this ...
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3answers
428 views
Login for desktop application
I am building a login using an API call to a URL that returns JSON data. The login works and is functional but in terms of "correctness" and "professionalism", I am looking to get input from some of ...
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1answer
138 views
Daily Desktop Background
I've created a simple command-line program that downloads the Bing Image of the Day, then sets it as my desktop background.
It is a console application, and closes immediately after setting my ...
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1answer
336 views
JSON serializer using generics rather than System.Object
I recently created a custom static class in C# to encode, hopefully, any object it is given (or collection of objects), because I was, at the time, unaware of a native C# library that did the same ...
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1answer
37 views
Testing class that transforms JSON into a spreadsheet
I am creating unit tests but the class uses objects that have long JSON. What can I do to improve the readability of this?
In tests, only insert those JSON really needed for the test. The class I ...
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2answers
206 views
Asynchronous HTTP JSON request
For asynchronous requests, I use Alamofire.
I have created one method for requesting async data.
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1answer
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77 views
Create Java object from from page content or plain text
My job is to make a specified java objects from web page that contains following text:
Companies:
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2answers
124 views
Fetching the definition of a word using a REST API
This is the code I'm using to GET the definition of a word from Wordnik's REST API. I don't want to ignore any error but this is causing the code to be ridiculously long. I'm new to Swift so I'd ...
3
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1answer
770 views
Java JSON Stringifier with the Nashorn API
I have written a Java JSON stringifier with the Nashorn API. Since this code is slow, I wanted to ask if I can improve it. My target is the highest possible performance to make it an alternative to ...
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2answers
325 views
Reading data from database, saving to new list and adding list to grid
I made some changes to how I was saving the data in order for it to show up on a kendo grid. Right now my giant method is getting data from the database (using ...
3
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1answer
74 views
Fetching, processing, and storing Mixpanel analytics data to SQLite
I'm a self-taught Python programmer and I never really learned the fundamentals of programming, so I want to see how to improve upon this script and make it adhere to best practices.
The script has ...
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95 views
Parsing a Wikipedia page for a country
The program should accept a name of a country as input. It should then parse the Wikipedia page for that country and find all links to the wikipedia pages of other countries on that page and make a ...
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2answers
156 views
Generate URLs from a complex JSON object using recursion
My task is here as follows :
Input : A complex/nested JSON object with nested arrays as well
objects
Output : A JSON object that contains a set of URLs with their titles:
( key,value ) ...
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1answer
91 views
Inner loops within Python from multi-dimensional JSON
I am writing an application that consumes a JSON web-service in Python. I have an outer loop and inner loop, my inner loop is pretty ugly; how can I codense this to function more like my outer loop? ...
6
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1answer
1k views
Java JSON parsing with the Nashorn API
Some time ago I found a website about the Java Nashorn API which allows you to run JavaScript from Java code. I thought about creating a JSON parser in pure Java (without external libraries) which ...
5
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1answer
96 views
Fetch and Save Weather Data as JSON
This is part 2 to Fetch, Parse, and Save JSON. As the code evolved, I wanted to post the program with changes for review again.
The objective of the program is to fetch JSON information from a ...
