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when keys using dynamic value, then the view will be add more and more when rerender

tableHeads.map(item => {
  return <View key={new Date()} style={styles.tableHeaderItem}>
    ....
  </View>
})

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In computing, memoization or memoisation
is an optimization technique used primarily
to speed up computer programs by storing
the results of expensive function calls and  
returning the cached result when the same
inputs occur again.                                         
                                                     — wikipedia

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# This configuration file is provided on an "as is" basis, 
# with no warranties or representations, and any use of it 
# is at the user's own risk.

user www-data;
worker_processes 4;
pid /run/nginx.pid;

events {
	worker_connections 768;

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var countries_data = {"type":"FeatureCollection","features":[
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[74.92,37.24],[74.57,37.03],[72.56,36.82],[71.24,36.13],[71.65,35.42],[71.08,34.06],[69.91,34.04],[70.33,33.33],[69.51,33.03],[69.33,31.94],[66.72,31.21],[66.26,29.85],[62.48,29.41],[60.87,29.86],[61.85,31.02],[60.84,31.5],[60.58,33.07],[60.94,33.52],[60.51,34.14],[61.28,35.61],[62.72,35.25],[63.12,35.86],[64.5,36.28],[64.8,37.12],[66.54,37.37],[67.78,37.19],[69.32,37.12],[70.97,38.47],[71.59,37.9],[71.68,36.68],[73.31,37.46],[74.92,37.24]]]]},"properties":{"name":"Afghanistan"},"id":"AF"},
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[19.44,41.02],[19.37,41.85],[19.65,42.62],[20.07,42.56],[20.59,41.88],[20.82,40.91],[20.98,40.86],[20.01,39.69],[19.29,40.42],[19.44,41.02]]]]},"properties":{"name":"Albania"},"id":"AL"},
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[2.96,36.8],[8.62,36.94],[8.18,36.52],[8.25,34.64],[7.49,33.89],[9.06,3

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/* MongoDB-UserCollection-Data-Change_Send-Change-SocketIO.js */
'use strict'

module.exports = function (
      app,
      io,
      User // Collection Name
) {
    // SET WATCH ON COLLECTION 
    const changeStream = User.watch();  

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package main

import (
	"context"
	"github.com/mongodb/mongo-go-driver/bson"
	"github.com/mongodb/mongo-go-driver/bson/objectid"
	"github.com/mongodb/mongo-go-driver/bson/primitive"
	"github.com/mongodb/mongo-go-driver/mongo"
	"log"
	"time"

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#coding=utf8
import itchat
# tuling plugin can be get here:
# https://github.com/littlecodersh/EasierLife/tree/master/Plugins/Tuling
from tuling import get_response

@itchat.msg_register('Text')
def text_reply(msg):
    if u'作者' in msg['Text'] or u'主人' in msg['Text']:
        return u'你可以在这里了解他：https://github.com/littlecodersh'

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CDPATH

Overview

This will allow you to include additional directories to what cd will look at for completions. From the bash man page:

The search path for the cd command. This is a colon-separated list of directories in which the shell looks for destination directories specified by the cd command.

Usage

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23.21.150.121:3478
iphone-stun.strato-iphone.de:3478
numb.viagenie.ca:3478
s1.taraba.net:3478
s2.taraba.net:3478
stun.12connect.com:3478
stun.12voip.com:3478
stun.1und1.de:3478
stun.2talk.co.nz:3478
stun.2talk.com:3478