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function fetchData(url, cb) {
  var xhr = new XMLHttpRequest() // 新建一个请求对象，如果需要文档，查XMLHttpRequest
  xhr.open('GET', url) // get类型, url；注意此时请求还没有发送
  xhr.onload = function() {cb(xhr.responseText)} // 写好callback回调函数，因为js是异步的，只用通过回调函数接收参数来获取。
  xhr.send() // 发送请求，这里才是真的开始请求，请求成功的话回调就成功了;post在这里发送数据
}

(function () {
  var callback = function (str) { 
    var data = JSON.parse(str) // JSON.parse, JSON.stringify 互相转换

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function [varargout]=rp_sliceviewer(AOperation, varargin)
% Show a brain's slice. "rp_sliceviewer" can be opened more than one instance like MRIcro, and supports multi-slice, overlay and so on. by Xiao-Wei Song
%Usage: hFig =rp_sliceviewer('ShowImage', AFilename, CallBack);
%           rp_sliceviewer('Delete', AFigHandle);
%Detailed usage is the code file "rp_sliceviewer.m"
%------------------------------------------------------------------------------------------------------------------------------
%	Copyright(c) 2007~2012
%	State Key Laboratory of Cognitive Neuroscience and Learning, Beijing Normal University
%	Written by Xiao-Wei Song 
%	http://www.restfmri.net

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const fs = require('fs')

function rmPath(path, cb) {
  fs.lstat(path, (err, stats) => {
    //console.log('retrieve:', path)
    if (stats.isDirectory()) {
      fs.readdir(path, (err, files) => {
        let len = files.length + 1
        let checkDir = () => {
          //console.log(path + ' left:', len-1)

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var svgString = new XMLSerializer().serializeToString(root);
var width = root.clientWidth, height = root.clientHeight;

var canvas = document.createElement("canvas");
canvas.width = width;
canvas.height = height;
var ctx = canvas.getContext('2d');

var DOMURL = self.URL || self.webkitURL || self;
var img = new Image();

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var system = require('system'),
    fs = require('fs'),
    process = require("child_process");

var children = {};

var port = system.args[1];
var isParent = system.args[2];

console.log('[process] port:', port);

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// parseSearch('?gws_rd=ssl')
// {gws_rd: "ssl"}
function parseSearch (str) {
  str = str.split('?').pop()
  var search = {}
  str && str.replace(
    /([^?=&]+)(=([^&]*))?/g,
    function ($0, $1, $2, $3) {
      search[ $1 ] = $3

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from datetime import timedelta
from flask import make_response, request, current_app
from functools import update_wrapper

# replaced 'basestring' width 'str' for python3

def crossdomain(origin=None, methods=None, headers=None,
                max_age=21600, attach_to_all=True,
                automatic_options=True):
    if methods is not None:

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function jsonStringify (obj) {
    var cache = []
    function filter (key, value) {
        if (typeof value === 'object' && value != null) {
            if (cache.includes(value)) {
                return // may circular
            }
            cache.push(value)
        }
        return value

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#!/usr/bin/env python
import os
 
# Return CPU temperature as a character string                                     
def getCPUtemperature():
    res = os.popen('vcgencmd measure_temp').readline()
    return(res.replace("temp=",""))
 
# Return RAM information (unit=kb) in a list                                      
# Index 0: total RAM                                                              

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###Clustered Force Layout using D3 v4

Modified from Mike Bostock's original.

Looks more like the version with custom gravity.

Compare with Shan Carter's v4 adaptation.