Cacher is the code snippet organizer for pro developers

import subprocess
subprocess.check_call(['pip', 'install', 'opencv-python', 'pytesseract', 'easyocr', 'pillow'])

# Common file for reusing ENV Vars
* `pip install dotenv`
* create `.env` file with variables defined:
  * `name=somevavlue`
```python
# config.py
import os
from dotenv import load_dotenv

class Config():
  API_URL = os.getenv(name)
  
# import from another file
from config import Config

name = Config.name
```

/**
 * @param {number} n
 * @param {number[][]} meetings
 * @return {number}
 */
var mostBooked = function(n, meetings) {
    // Initialize arrays to track the number of bookings and the end times of the last meetings for each room
    const count = new Array(n).fill(0);
    const roomEndTimes = new Array(n).fill(0);

    // Sort meetings by start time
    meetings.sort((a, b) => a[0] - b[0]);

    // Iterate through each meeting
    for (const [start, end] of meetings) {
        let assigned = 

CREATE OR ALTER PROCEDURE [dbo].[usp_BackupDatabaseFull]
    @DbName SYSNAME,
    @BackupFolder NVARCHAR(255) = 'K:\SQLBackups\'  -- Default path; override if needed
AS
BEGIN
    SET NOCOUNT ON;

    DECLARE 
        @BackupFile NVARCHAR(500),
        @Timestamp NVARCHAR(50),
        @sql NVARCHAR(MAX);

    -- Check if database exists
    IF NOT EXISTS (SELECT 1 FROM sys.databases WHERE name = @DbName)
    BEGIN
        RAISERROR('Database [%s] does not exist.', 16, 1, @DbName);

parsFormData() {
  return [...new FormData(this.form)].reduce((acc, [name, value]) => ({...acc, [name]: value}), {});
}

#parseFormData() {
  // Efficiently convert FormData to object
  return Object.fromEntries(new FormData(this.#form));
}

// index.js
export * as MathUtils from "./math.js";
export * as StringUtils from "./string-utils.js";

// Usage:
// import { MathUtils, StringUtils } from './index.js';





// modules/index.js
export { default as Calculator } from "./calculator.js";
export { default as Logger } from "./logger.js";
export * from "./math.js";
export * from "./string-utils.js";
export { ApiClient as Client, HTTP_METHODS as Methods } from "./config.js";

// app.js

async function loadMathModule() {
  const mathModule = await import("./math.js");
  console.log(mathModule.add(5, 3));
}

// Or with .then()
import("./math.js")
  .then((mathModule) => {
      console.log(mathModule.PI);
  })
  .catch((error) => {
      console.error("Failed to load module:", error);
  });

<?php
# 親 & 子孫カテゴリを別途表示
// カレント機能は連携させて持たせる

// 現在のタームとその最上位の親を取得
$current_term = null;
$top_parent_id = 0;
if($_term_slug) {
    $current_term = get_term_by('slug', $_term_slug, $_post_type_slug.'category');
    if($current_term && !is_wp_error($current_term)) {
        // 最上位の親を見つける
        $temp_term = $current_term;
        while($temp_term->parent != 0) {
            $temp_term = get_term($temp_term->parent, $_post_type_slug.'category');
            if(is_wp_error($temp_term)) break;
      

# charles使用技巧
## 导出session
- **导出所有session：**`File` -> `Save session`
- **导出单个session：**选中单个session -> 右键`Export Session`

import { clsx, type ClassValue } from 'clsx';
import { twMerge } from 'tailwind-merge';

/**
 * Merge Tailwind CSS classes efficiently.
 *
 * @param inputs - Class values to merge.
 * @returns Merged class names.
 */
export function cn(...inputs: ClassValue[]): string {
  return twMerge(clsx(inputs));
}

loteNfeUsuario_aux
notafiscaleletronica_aux
notafiscaleletronica_xml_aux
retencao_documento_aux
retencao_servico_aux


CREATE TABLE loteNfeUsuario_aux_2024 AS
SELECT *
  FROM loteNfeUsuario
 WHERE year(dataInsercao) = 2024;

 CREATE TABLE notafiscaleletronica_aux_2024 AS
SELECT *
  FROM notafiscaleletronica
 WHERE year(DataEmissao) = 2024;



 CREATE TABLE notafiscaleletronica_xml_aux_2024 AS
SELECT *
  FROM notafiscaleletronica_xml
 WHERE year(DataEmissao) = 2024


  CR

/**
 * @param {number} eventTime - Total event duration from t = 0 to t = eventTime
 * @param {number[]} startTime - Start times of n scheduled meetings
 * @param {number[]} endTime - End times of n scheduled meetings
 * @return {number} - Maximum continuous free time after rescheduling one meeting
 */
var maxFreeTime = function(eventTime, startTime, endTime) {
    const n = startTime.length;
    const timeline = [];

    // Step 1: Build an annotated timeline with schedules and gaps
    for (le

import React, { useState } from 'react';

function ArrayOperations() {
  const [items, setItems] = useState([]);

  return <div>...</div>;
}

✅ Add to End (push alternative):

setItems([...items, 'New Item']);

✅ Add to Beginning (unshift alternative):

setItems(['New Item', ...items]);

// Update an Item in the Array

const updateItem = (indexToUpdate, newValue) => {
  const updatedItems = items.map((item, index) =>
    index === indexToUpdate ? newValue : item
  );
  setItems(updatedItems);
};

const users = [
  { id: 1, name: 'Javier' },
  { id: 2, name: 'Maria' },
  { id: 3, name: 'Carlos' }
];

function User({ name }) {
  return <li>{name}</li>;
}

function UserList() {
  return (
    <ul>
      {users.map(user => (
        <User key={user.id} name={user.name} />
      ))}
    </ul>
  );
}

import React from 'react';

const fruits = ['Apple', 'Banana', 'Orange'];

function FruitList() {
  return (
    <ul>
      {fruits.map((fruit, index) => (
        <li key={index}>{fruit}</li>  // Always include a unique 'key'
      ))}
    </ul>
  );
}

export default FruitList;

import { useState } from 'react';

export default function Accordion() {
  const [activeIndex, setActiveIndex] = useState(0);
  return (
    <>
      <h2>Almaty, Kazakhstan</h2>
      <Panel
        title="About"
        isActive={activeIndex === 0}
        onShow={() => setActiveIndex(0)}
      >
        With a population of about 2 million, Almaty is Kazakhstan's largest city. From 1929 to 1997, it was its capital city.
      </Panel>
      <Panel
        title="Etymology"
        isActive={ac