codesnips
rust 
use std::io::{self, Read, Write};

pub const HEADER_LEN: usize = 8; // 4-byte length + 4-byte crc

#[derive(Debug)]
pub enum DecodeError {

Crash-Safe Write-Ahead Log With CRC-Checked Replay in Rust

wal durability crc32
by codesnips 3 tabs
typescript 
import { ChangeDetectionStrategy, Component, computed, inject, signal } from '@angular/core';
import { ScrollingModule } from '@angular/cdk/scrolling';
import { FormsModule } from '@angular/forms';
import { Contact, ContactStore } from './contact.store';

@Component({

Virtual Scrolling a Long List in Angular with CDK and trackBy

angular virtual-scroll cdk
by codesnips 3 tabs
python 
import base64
import json
from datetime import datetime
from typing import NamedTuple

from fastapi import HTTPException

Cursor-Based Pagination in FastAPI with a Dependency and RFC 5988 Link Headers

fastapi pagination cursor
by codesnips 3 tabs
java 
package com.example.catalog.web;

import com.example.catalog.domain.Product;
import java.math.BigDecimal;

public record ProductResponse(

Paginated Product Search Endpoint with Spring Data JPA Specifications

spring-boot spring-data-jpa pagination
by codesnips 4 tabs
python 
from django.conf import settings
from django.db.models.signals import post_save
from django.dispatch import receiver

from .models import EmailOutbox

Sending Welcome Emails via a Django post_save Signal and Outbox Worker

django signals email
by codesnips 4 tabs
go 
package config

import (
	"fmt"
	"os"
	"strconv"

Load Go Configuration From Environment Variables With Typed Defaults

go configuration environment-variables
by codesnips 3 tabs
python 
import hashlib
from datetime import datetime, timezone

from sqlalchemy import BigInteger, Column, DateTime, String, UniqueConstraint
from sqlalchemy.orm import declarative_base

Efficient Bulk Insert in SQLAlchemy with a Reusable Chunking Helper

sqlalchemy postgres bulk-insert
by codesnips 3 tabs
rust 
use sqlx::PgPool;
use std::time::Duration;
use tokio::sync::mpsc;

#[derive(Debug, Clone)]
pub struct MetricPoint {

Batching Database Writes in Rust with a Size- and Interval-Triggered Flush Buffer

rust tokio sqlx
by codesnips 3 tabs
php 
<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

Slugify Post Titles on Save With a Laravel Model Observer and Guaranteed Uniqueness

laravel eloquent observer
by codesnips 4 tabs
go 
package bank

import "errors"

var ErrVersionConflict = errors.New("optimistic lock: version conflict")
var ErrInsufficientFunds = errors.New("insufficient funds")

Optimistic Locking in Go With a Version Column on UPDATE

optimistic-locking concurrency postgres
by codesnips 3 tabs
rust 
use std::fmt;
use std::hash::{Hash, Hasher};
use std::marker::PhantomData;
use uuid::Uuid;

pub struct Id<T> {

Type-Safe Entity IDs in Rust with a Zero-Cost Id<T> Newtype

rust newtype type-safety
by codesnips 3 tabs
php 
<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Builder;

Comment Moderation Queue With Pending Scope and Approval Action in Laravel

laravel eloquent moderation
by codesnips 3 tabs