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2017 latest blockchain technology, from getting started to mastering video tutorials (video + source + tools)The latest organized Blockchain technology video contains development tools, source code, video tutorials, from small white to the great God, to share to everyone to learn.Blockchain is the basic technology of Bitcoin, which is researched all over the worl

This article first quotes a few words:1. "to understand the meaning of the user, return to the user's needs ."2. "portal websites all think about how to save money rather than how to buy technology ."3. "search engines are not a field that everyone can do, and the entry threshold is relatively high ."4. "It's not good enough. The best way is to make one thing the best ." (Google's Top Ten Truths)5. &

In the previous article, we talked about the cache on the server. My Geographic Name Information System has 0.7 million pages, the process of generating this page requires me to load 5 pieces of SQL data returned from a remote database, as well as news in RSS format. Therefore, it is very difficult to generate a page, therefore, I used the server Cache Technology to significantly improve the performance. However, I encountered new problems with hard d

Multithreading technology NSThread NSOperation GCD, multithreading technology nsthread Multithreading: in iOS development, there are many problems when multithreading is used, such as refreshing the interface when downloading data asynchronously. The key to introducing multithreading to solve the problem is that using multithreading can make the interface smoother and prevent the interface from being sus

Python Basics and Crawler technologyCourse Study Address: http://www.xuetuwuyou.com/course/195The course out of self-study, worry-free network: http://www.xuetuwuyou.comCourse IntroductionAs a convenient way to collect information from the Internet and extract available information from it, web crawler technology becomes more and more useful. With a simple programming language like Python, you can crawl complex sites with a few programming skills. Pyt

A short message mechanism, through the mobile phone terminal or server (online) way to implement the business menu dynamic download, delete and update, so that users get personalized information Services value-added service (OTA business)OTA (Over-the-air Technology) aerial download technology.It is the technology of remote management of SIM card data and application through the air interface of mobile comm

The D language introduces static if, static assert, template, is and some other statements, so that D language can use the compile-time to perform logic processing, but also to compile-time testing, which allows the compiler at compile time on the custom class, structure, parameters for dynamic detection, This allows the definition of something with a strong type of function, the work of cow B. Import Std.stdio; Import Std.range; int Main (string[] argv) { int[] a = [0,1,2]; int [] b = [4

2018 Programming Technology Learning list, 2018 Programming Technology listProgramming General Data Storage essential encoding essential compression essential encryption essential serialization essential CDN essential DNS essential Internet Protocol entry: reprinting protocols at various layers The essence of CPU IO Essence of CPU computing Essence Essence of concurrency Essence of Data Types Differences be

One: What is automatic steering technology (auto-redirecting)? Automatic steering, also called automatic redirection. Automatic jump refers to a technology that automatically shifts users to other web addresses when they log on to a website. The web address of the steering page can be other pages within the site, or it can be other sites. 　 Typically, the browser receives a Web page that contains code tha

My independent blog website is:Http://wuyouqiang.sinaapp.com/. My Sina Weibo:Http://weibo.com/freshairbrucewoo. You are welcome to exchange ideas and improve your technology together. Since I and one of my colleagues moved their computers to the lab, the two of us have become the crazy people in the lab and even in the school, we stayed in the lab all the time except for washing back to the dormitory, except for class and dinner. At that time, o

Describes the application of the caching technology in PHP and the caching technology in php. PHP, a web design scripting language that has emerged in recent years. Due to its powerful and scalability, php has developed considerably in recent years. Compared with traditional asp websites, it has an absolute advantage in speed. If you want mssql to convert 60 thousand pieces of data to php, it will take 40 s

Large website Optimization-memcache technology, Optimization-memcache TechnologyLarge website Optimization-memcache Technology Memory + cache memory cacheIntroduction to memcache Memcache is a setDistributedHigh SpeedCache SystemDeveloped by Brad Fitzpatrick of LiveJournal, it is currently used by many websites to speed up Website access, especially for large websites that require frequent access to databas

Anti-debugging technology and debugging technologyWhen debugging a virus program, you may encounter some anti-Debugging techniques. That is to say, the debugged program can detect whether it has been attached to the debugger. If you find that you are being debugged, it must be someone trying to crack themselves through disassembly or other methods. To learn how to crack the anti-debugging technology, Let's

IMU technology and redo private strand Technology in Oracle, imustrand Oracle030 IMU technology and redo private strand Technology in oracle030Oracle 3. Explain the Oracle IMU Mechanism Select * from v $ sysstat where name like '% IMU % '; STATISTIC #, NAME, CLASS, VALUE, STAT_ID312 IMU commit

college students do not notice this, the higher performance of the hardware and software platform can immediately solve the company's existing problems, that is unrealistic ideas. I used to work in the previous company, I have seen a product group of developers have done such products, several graduate not long after the graduate student to the boss suggested the development of a new type of Control Panel and PC-side backend Server software, the hardware architecture is s3c2410+linux operating

OPPO r9s How to open real acoustic technology? Real acoustic technology is r9s with the quality of the lifting technology, opened to enable the phone to achieve a higher quality level, very easy to use. But how does this function turn on? Below let the mobile phone world of small make up to tell you how to open real acoustic--r9s, interested in a look at it ~

First, Introduction1, starting from more than 10 years ago net, to two years ago to turn to Java, to the end of last found Netcore2 this gadget, henceforth determined to become the netcore of the following.2, the intention promotes the Netcore application, gathers some people to study together, reduces the technical use cost.3, intends to launch a Netcore Technology Alliance, aims to jointly promote the landing of

Now the site is flying, garbage stations are everywhere, SEO said to be a very simple technology, it is only relative to what doctor, math experts to simple, if you call a worker to do that is a complex technology Okay, not that much. Now about SEO articles, online also wrote a lot of, but are some of the actual things can not touch, today I would like to talk about a useful thing, but also in order to let

Through the overall compression technology, COS can significantly reduce the storage space occupied by data, thereby improving the storage efficiency of the physical disk. The storage-capacity optimization technology (cos,capacity optimized Storage) in data domain can significantly reduce the capacity required to backup media by splitting and comparing data content with the principle of compression. COS w

MySQL pre-processing technology and MySQL pre-processing technology The so-called preprocessing technology was originally proposed by MySQL to reduce the pressure on servers! Traditional mysql processing process 1. Prepare SQL statements on the client 2. Send an SQL statement to the MySQL server. 3. Execute the SQL statement on the MySQL server. 4. The server ret