netflow analysis

Hello everyone, I am the Phantom of the Rain. For SEO data analysis skills, before we talked about the keyword ranking analysis, content quality analysis two parts, in the SEO process of the site's external chain construction is very important, I believe that a lot of SEO webmaster friends are very seriously, but also in the efforts to do their own site outside t

C ++ Performance Analysis (1), performance analysis. C ++ Performance Analysis (1), performance analysis C ++ Performance Analysis (1) Performance problems are not solved simply by technology. they are often Architecture, testing, assumptions. However, C ++ performance

Descriptive statistical analysis is to the data itself, using statistical indicators to describe its characteristics of the analysis method, this description seems simple, in fact, is a lot of advanced analysis of the basic work, many advanced analysis methods for the data have certain assumptions and conditions, which

"Editor's note" before, read a lot about PHP performance analysis of the article, but the writing is a rule, and these rules do not have context, there is no clear experiment to reflect the advantages of these rules, while the discussion also focused on some grammatical points. This article changes the angle of PHP performance analysis, and through the example to analyze the performance aspects of PHP need

The most common measure of measurement is the use of surveys. Reliability analysis is mainly to analyze the stability of the questionnaire measurement results, if the results of repeated measurements are very close, it can be considered that the reliability of the measurement is high. The concept corresponding to the reliability is the validity, and the validity refers to the approximate degree of the measured value and the real value. The difference

Preface: Completely do not understand the data analysis, statistics also forget the almost small white began to learn data analysis. Read the "In-depth data analysis", the data analysis has a general understanding. Every chapter in the book requires a lot of information to continue learning. This book is a guideline (i

Analysis of the changes brought by directx11 technology to the graphic industry (I) Analysis of the changes brought by directx11 technology to the graphic Industry In October 23, 2009, Microsoft launched Windows 7, the latest operating system. Compared with the previous Vista system, Windows 7 has made great progress and improved its core execution efficiency, new technologies such as DirectX 11 are added.

by Falcon of tinylab.org2015/04/18ReasonSource code analysis is a topic that programmers can not leave.Whether it is research open source projects, or usually do all kinds of transplant, development, can not avoid the deep interpretation of the source code.工欲善其事, its prerequisite.The first two articles describe the dynamic analysis of static and application parts. Here we begin to discuss how to dynamically

By analyzing the log logs of Web sites, we can see the behavior data of users and search engine spiders visiting the website, which can let us analyze the user and spider's preference to the website and the health of the website. In the Web log analysis, we mainly need to analyze the spider behavior. In the spider crawls and collects the process, the search engine will assign the corresponding resources quantity to the specific weight website. A sear

Engineering basics-Fourier analysis, Fuli Analysis Introduction If you are confused about why Newton believes in God in his later years, Fourier analysis will be able to feel more or less the reverence and confusion of scientific masters on natural laws, the beauty of symmetry does not help but doubt that the laws of nature are developed by the so-called creator

Simply put, the structural analysis method is mainly used to analyze the functions of the system, according to the internal logic of the system to decompose the complex system into easy to understand and analyze the subsystem, is a direct data flow based on the function of the analysis method of the hierarchy, The object-oriented analysis method is to set up the

Hello everyone, I am the Phantom of the Rain. In the previous article, "SEO Data analysis techniques One: Keyword ranking analysis" for you to introduce the importance of SEO data analysis, if you have enough interest in this piece, may wish to join me to learn some SEO data analysis of some ideas. In front of the main

Switch faults are still quite common. So I have studied the switch fault types and analysis methods, and I will share them with you here, hoping they will be useful to you. Failure during switch operation is inevitable. However, it is the duty of maintenance personnel to promptly handle the fault, identify the fault point as soon as possible, and eliminate the fault. To do this, you must understand the type of switch faults and have the ability to ana

Why analyze algorithmic performance?Should take care of many important things, such as user-friendliness, modularity, safety, maintainability, etc. Why worry about performance?The answer to this is simple, only we have performance, can have all of the above things.For example, if we behave like money, we can buy all the above things. Another reason to study the show is that-speed is fun! Given the algorithms for both tasks, how do we find out which one is better?usually for us, a naïve ("tunnel

Analysis Report of front-end and cloud performance analysis tools The main function of the performance testing tool is to simulate real business operations in the production environment and perform stress load testing on the tested system, monitor the performance of the tested system under different services and different pressure, and identify potential performance bottlenecks for