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171113Monday

node-js memo (for self)

memo

que

NodeJS Socket.io : Many connections in state CLOSE_WAIT and FIN_WAIT2 without release

https://stackoverflow.com/questions/20777827/nodejs-socket-io-many-connections-in-state-close-wait-and-fin-wait2-without-re

ans

Also, it appears that calling socket.destroy() from worker processes on Node.js v4.9.5 also leads to sockets stuck in CLOSE_WAIT state. Updating to Node.js v6.9.5 LTS fixed this for me.

memo

links

160110Sunday

swift / JSON取得&リスト表示&タイトルクリックでURLに飛ぶ

import UIKit
import Alamofire

class ViewController: UIViewController,UITableViewDataSource,UITableViewDelegate {
    @IBOutlet var table: UITableView!
    var newsDataArray = NSArray();
    func tableView(tableView: UITableView, numberOfRowsInSection section:Int) -> Int{
        return newsDataArray.count
    }
    
    func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath)->UITableViewCell{
        let cell = UITableViewCell(style: UITableViewCellStyle.Subtitle, reuseIdentifier: "Cell")
        let newsDic = newsDataArray[indexPath.row] as! NSDictionary
        cell.textLabel?.text = newsDic["title"] as? String
        cell.textLabel?.numberOfLines = 3
        cell.detailTextLabel?.text = newsDic["publishedDate"] as? String
        return cell
    }

    func tableView(tableView: UITableView,didSelectRowAtIndexPath indexPath: NSIndexPath){
        let newsDic = newsDataArray[indexPath.row] as! NSDictionary;
        let newsUrl = newsDic["unescapedUrl"] as! String;
        let url = NSURL(string:newsUrl);
        let app = UIApplication.sharedApplication();
        app.openURL(url!);
    }
    
    override func viewDidLoad() {
        table.dataSource = self;
        table.delegate = self;
        super.viewDidLoad()
        getRSS();
    }

    func getRSS(){
        let requestUrl = "https://ajax.googleapis.com/ajax/services/search/news?v=1.0&topic=p&hl=ja&rsz=8";
        Alamofire.request(.GET, requestUrl, parameters: nil).responseJSON {
            response in
            if let json = response.result.value {
                let jsonDic = json as! NSDictionary
                let responseData = jsonDic["responseData"] as! NSDictionary
                self.newsDataArray = responseData["results"] as! NSArray
                self.table.reloadData()
            }
        }
    }

160109Satday

swift / jsonをhttp経由で取得

Download

setting

  • general > embed Binary で[+]で追加。
  • [Alamofile iOS]を選択して追加

code

        let requestUrl = "https://ajax.googleapis.com/ajax/services/search/news?v=1.0&topic=p&hl=ja&rsz=8";

        Alamofire.request(.GET, requestUrl, parameters: nil).responseJSON {
            response in
            if let json = response.result.value {
                print(json)
            }
        }

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