codesnips

optimization

sql 
-- Create materialized view
CREATE MATERIALIZED VIEW user_statistics AS
SELECT
  users.id,
  users.username,
  COUNT(DISTINCT orders.id) AS order_count,

Materialized views for performance optimization

postgresql materialized-views performance
by Maria Garcia 2 tabs
javascript 
import React, { lazy, Suspense, useState, useEffect } from 'react';

// 1. Component lazy loading
const HeavyComponent = lazy(() => import('./HeavyComponent'));
const AdminPanel = lazy(() => import('./AdminPanel'));
const Dashboard = lazy(() => import('./Dashboard'));

Performance optimization - lazy loading and code splitting

performance optimization lazy-loading
by Alex Chang 2 tabs
sql 
-- Create basic index
CREATE INDEX idx_users_email ON users(email);

-- Unique index (enforces uniqueness)
CREATE UNIQUE INDEX idx_users_username ON users(username);

Database indexing strategies for performance

database indexing performance
by Maria Garcia 2 tabs
python 
import optuna
from sklearn.ensemble import HistGradientBoostingClassifier
from sklearn.model_selection import cross_val_score

def objective(trial):
    model = HistGradientBoostingClassifier(

Bayesian optimization with Optuna for efficient model tuning

optuna hyperparameter-tuning optimization
by Dr. Elena Vasquez 1 tab
pro 
# Keep line numbers for crash reports
-keepattributes SourceFile,LineNumberTable
-renamesourcefileattribute SourceFile

# Keep data classes
-keep class com.example.myapp.models.** { *; }

ProGuard and R8 code optimization

kotlin android proguard
by Alex Chen 2 tabs
typescript 
import { memo } from 'react'
import { Post } from '@/types'

interface PostListItemProps {
  post: Post
  onLike: (id: string) => void

React memo for component optimization

react performance optimization
by Maya Patel 2 tabs