Jackson 3rd Party Class With No Default Constructor

You could make use of Jackson’s Mix-Ins feature, coupled with the Creator feature. The Mix-Ins feature alleviates the need to annotate the original third-party code, and the Creator feature provides a mechanism for custom instance creation. For yet more customization, it’s not too involved to write a custom deserializer.

(un)marshalling json golang not working

For example, package main import “fmt” import “encoding/json” type testStruct struct { Clip string `json:”clip”` } func main() { //unmarshal test var testJson = “{\”clip\”:\”test\”}” var t testStruct var jsonData = []byte(testJson) err := json.Unmarshal(jsonData, &t) if err != nil { fmt.Printf(“There was an error decoding the json. err = %s”, err) return } fmt.Printf(“contents … Read more

Difference between JSON object and JSON array

When you are working with JSON data in Android, you would use JSONArray to parse JSON which starts with the array brackets. Arrays in JSON are used to organize a collection of related items (Which could be JSON objects). For example: [{“name”:”item 1″},{“name”: “item2”} ] On the other hand, you would use JSONObject when dealing … Read more

Convert JSON to SQLite table

You have this python code: c.execute(“insert into medicoes values(?,?,?,?,?,?,?)” % keys) which I think should be c.execute(“insert into medicoes values (?,?,?,?,?,?,?)”, keys) since the % operator expects the string to its left to contain formatting codes. Now all you need to make this work is for keys to be a tuple (or list) containing the … Read more

How to convert Python dataclass to dictionary of string literal?

You can use dataclasses.asdict: from dataclasses import dataclass, asdict class MessageHeader(BaseModel): message_id: uuid.UUID def dict(self): return {k: str(v) for k, v in asdict(self).items()} If you’re sure that your class only has string values, you can skip the dictionary comprehension entirely: class MessageHeader(BaseModel): message_id: uuid.UUID dict = asdict

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)