codesnips

conditional-get

ruby 
module ConditionalGet
  extend ActiveSupport::Concern

  private

  def render_conditional(resource, extra: nil)

ETag + Conditional GET for JSON API

rails performance http-caching
by codesnips 2 tabs
java 
package com.example.caching.config;

import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.filter.ShallowEtagHeaderFilter;

Conditional GET with ETag ShallowEtagHeaderFilter and Cache-Control in Spring Boot

spring-boot http-caching etag
by codesnips 3 tabs
typescript 
import { createHash } from "crypto";
import { Request, Response } from "express";

export function computeEtag(body: string): string {
  const digest = createHash("sha1").update(body).digest("base64");
  return `"${digest}"`;

ETag + conditional GET for read-heavy endpoints

performance express http-caching
by codesnips 3 tabs
ruby 
module Paginatable
  extend ActiveSupport::Concern

  Page = Struct.new(:records, :next_cursor, keyword_init: true)

  DEFAULT_LIMIT = 25

Cursor-Paginated Rails API with ETag and Conditional GET Caching

rails api http-caching
by codesnips 3 tabs
python 
import hashlib
import json


def compute_etag(payload, weak=False):
    body = json.dumps(payload, sort_keys=True, separators=(",", ":"))

Conditional GET with ETag Generation and 304 Not Modified in Flask

flask http caching
by codesnips 3 tabs
ruby 
require 'digest'
require 'json'

module CacheHelpers
  def cache_control_public(max_age = 60)
    cache_control :public, :must_revalidate, max_age: max_age

Conditional GET in Sinatra with ETag and Last-Modified for Cacheable JSON Endpoints

sinatra http-caching etag
by codesnips 3 tabs