codesnips

parsing

python 
from defusedxml.ElementTree import fromstring

payload = request.data.decode('utf-8')
root = fromstring(payload)
invoice_number = root.findtext('invoice_number')

XXE safe XML parsing with external entity resolution disabled

xxe xml parsing
by Kai Nakamura 1 tab
swift 
import Foundation

// MARK: - Basic Codable
struct User: Codable {
    let id: Int
    let username: String

JSON encoding and decoding with Codable

swift codable json
by Sofia Martinez 1 tab
rust 
use nom::{
    bytes::complete::tag,
    character::complete::digit1,
    IResult,
};

nom for parser combinators and zero-copy parsing

rust parsing nom
by Marcus Chen 1 tab
python 
import re

text = 'INC-102301 resolved on 2026-04-06 after payment failure for order ORD-99182.'

patterns = {
    'incident_id': r'INC-[0-9]{6}',

Regular expressions for extracting structured entities from raw text

regex text-processing parsing
by Dr. Elena Vasquez 1 tab