How to open Visual Studio Code’s ‘settings.json’ file?

To open the User settings: Open the command palette (either with F1 or Ctrl+Shift+P) Type “open settings” You are presented with a few optionsĀ¹, choose Open User Settings (JSON) This image was taken in the VS Code online editor Which, from the manual and depending on platform, is one of: Windows %APPDATA%\Code\User\settings.jsonĀ² macOS $HOME/Library/Application\ Support/Code/User/settings.json … Read more

Could not write JSON: Infinite recursion (StackOverflowError); nested exception spring boot

You are facing this issue because the Statemaster model contains the object of Districtmaster model, which itself contains the object of Statemaster model. This causes an infinite json recursion. You can solve this issue by 3 methods. 1 – Create a DTO and include only the fields that you want to display in the response. … Read more

Escaping Regex to get Valid JSON

Its just the slashes that are messing up the validation you could encode them using %5C which is the hex encoding of \ or what Mike W says you could double escape like \\ and then you could just decode them when you want to use them

Is null valid JSON (4 bytes, nothing else)

RFC 7159 drops the limitation that a JSON text must be an object or an array. The grammar specifies: JSON-text = ws value ws where value = false / null / true / object / array / number / string Thus, “null” is now a valid JSON document.

How to cryptographically hash a JSON object?

The problem is a common one when computing hashes for any data format where flexibility is allowed. To solve this, you need to canonicalize the representation. For example, the OAuth1.0a protocol, which is used by Twitter and other services for authentication, requires a secure hash of the request message. To compute the hash, OAuth1.0a says … Read more

Sending JSON and status code with a Flask response [duplicate]

Use flask.jsonify(). This method takes any serializable data type. For example I have used a dictionary data in the following example. from flask import jsonify @app.route(‘/login’, methods=[‘POST’]) def login(): data = {‘name’: ‘nabin khadka’} return jsonify(data) To return a status code, return a tuple of the response and code: return jsonify(data), 200 Note that 200 … Read more

change json file by bash script

Your best bet is to use a JSON CLI such as jq: On Debian-based systems such as Ubuntu, you can install it via sudo apt-get install jq On macOS, with Homebrew (http://brew.sh/) installed, use brew install jq Examples, based on the following input string – output is to stdout: jsonStr=”{ “key1”: “value1”, “key2”: “value2”, “key3”: … Read more

Dump Mongo Collection into JSON format

Mongo includes a mongoexport utility (see docs) which can dump a collection. This utility uses the native libmongoclient and is likely the fastest method. mongoexport -d <database> -c <collection_name> Also helpful: -o: write the output to file, otherwise standard output is used (docs) –jsonArray: generates a valid json document, instead of one json object per … Read more

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