corona stock

ZZ: North American stock Market Reverse ETF and leveraged ETF list I introduced the benefits of ETFs in two other articles, ETF stock index fund introduction and double returns and three times-fold ETF funds, respectively, the largest traded ETF series in the US stock market, and the concept of double returns and three times-fold leveraged ETFs. To make it easie

For the code of this instance, please refer to the previous blog "ajax instance real-time stock information display". Although the syntax of Java and C # is very similar, there are still many differences in the details, so there are several problems in the conversion process: Java contains httpservlet and general processing programs under C #. Java has a hashmap and a dictionary under C #. In Java, the random class has nextboolean (), and C # fle

Sina stock data interface Take the Daqin Railway (stock code: 601006) as an example. To get its latest market, you only need to access Sina's stock data.Interface: http://hq.sinajs.cn/list?sh601006this urlwill return a string of records, for example: VaR hq_str_sh601006 = "Daqin railway, 27.55, 27.25, 26.91, 27.55, 26.20, 26.91, 26.92,22114263,589 listen 680, 469

Using System;Using System. Collections. Generic;Using System. Linq;Using System. Text;Using System. Net;Using System. IO;Using System. Xml; /* Title: Call the Sina word segmentation service Algorithm* Author: Jia haogao* Time:* Usage: Set sentence to the text to be segmented. Then run the command.* Return value structure: obtains the location and part-of-speech id of each token.* Definition: "location division" indicates the position at the end of the token. For example, if the first token is "t

Is the interest rate cut good news or bad news for the stock market?The correct answer to this question is: good news in a bull market is good news, bad news is good news, no news or good news. In a bear market, bad news is bad news, good news is bad news, no news or bad news. The profit is more than the bestThinking determines the way out, personality determines fate.Wu Xiaobo, in his own media, published an article, "Why Don't I fry?" China's

sell them at high prices. This strategy is not low-end, in the 70-90 years of the United States, because of exchanges, such as the Chicago Stock Exchange, the Pacific Stock Options Exchange, the Philadelphia Exchange, the New York exchange, and so on, the same subject in order to finance convenience, may be issued more, spreads often appear. Before the 90 's, because Internet technology was not popular, ma

As the undergraduate in the school period around a lot of friends are financial professional, they are in my ear to talk about the stock situation, affected by their influence, the long-term interest in securities. A few months before graduation to find an internship unit, and Chance coincidentally worked in this area for a period of time, learning the various theories of securities trading (Dow Theory, Japanese Candle chart technology, wave theory, e

#-*-coding:utf-8-*-import urllib2response = Urllib2.urlopen (' http://hq.sinajs.cn/list=sh601006 ') HTML = Response.read () Print Html.decode ("GBK")There are two ways to get the stock data now:1. Http/javascript Interface Fetch data2. Web-service interface1.http/javascript Interface Fetch data1.1Sina Stock Data InterfaceTake the Great Qin Railway (stock code: 60

[Reprint] Tongda letter Plug-in stock (based on the Access letter plug-in programming code simple Analysis)Original Address:Access letter Plug-in stock selection (based on the Access letter plug-in programming code simple Analysis)Harbin Cat CatFirst of all, I am a programmer, not a shareholder. There is little understanding of the concept of stock selection. Thi

With the completion of the Stock Reform and the popularity of the stock market, new investors in Shanghai and Shenzhen stock markets continue to enter the market, forming a large group of new investors who urgently need basic stock knowledge, you even need to complete the most basic risk awareness courses. In the early

Note: The Blue font is a note I added for my convenience. Original article address:Stock selection of a returnee Three Principles--- Post Author:In 12 million, I was a returnee. In the past year, my personal stock account increased the investment income by 400% yuan, and my return on investment was. I used to work as a M A manager for a multinational company. I have seen many Chinese companies and have also represented foreign companies who "seize th

1. I want to view the changes in stock information in real time. I compared the stock API of Sina, Netease, and yahoo with a delay of 15 minutes. The returned data of Sina is in csv format, while that of Netease is in json format. Therefore, Netease's stock API is used. 2. Use the following format to query stock inform

Question Recently, \ (\ Text {lxhgww} \) became addicted to investing in stocks. After a period of observation and learning, he summed up some rules of stock quotations. Through a period of observation, \ (\ Text {lxhgww} \) predicted the trend of a stock in the future \ (T \) Day, the \ (I \) the daily stock purchase price is per share \ (ap_ I \), and the sales

1. The difference between stock and funddon't put the eggs in the same basket . Buying stocks is like putting an egg in the same basket, and once the basket has turned upside down, the whole basket of eggs is finished. Similarly, if you use your money to buy a stock or multiple stocks, once the company's share price falls, the money you buy will be lost.Put the eggs in different baskets . You take out a sum

One trick per day: three key tricks for stock exchange font: size skin: favorites 2015-06-30 11:00:03Stock market such as battlefield, there is no forever right and wrong, only to recognize the situation, adjust the thinking, homeopathy and for, is the way to win. In the choice of shares, stock exchange on how to take advantage of, targeted, can follow the following several principles:　　First, to replac

Say you has an array for which the i-th element is the price of a given-stock on day I.Design an algorithm to find the maximum profit. You are in most of the transactions.Note:Engage in multiple transactions on the same time (ie, you must sell the stock before you buy again).Thought: My brain is more stupid, the idea is more unpopular, and high efficiency.The maximum time complexity is O (n^2), the minimum