chatbot logic

logical AND, bitwise AND and the can be used as the logical AND operator, representing the logical and ( and ) , the result of the entire operation is true when the result of an expression on either side of the operator is true, otherwise, theresult is false,as long as there is a side of false. also features a short-circuit , that is, if the first expression is false, the second expression is no longer evaluated, for example, for an if (str! = null !str.equals (")) expression, when a when str

In 2013 sophomore summer, I learned after the compilation of C + +, ready to compile with the compilation of C + + to understand its language operation of the underlying mysteries, so ready to write a series of articles, but due to the time relationship, only wrote three articles. Now look at these articles, although some places are not mature, but the overall is quite deep, sorting here to facilitate later updates. An in-depth analysis of the references from the bottom and

I usually develop only use the model layer, I ask these two layers are dry what use? I spent the relevant content, are directly according to the official manual copy, and did not specifically say clearly, can you give an example to illustrate? Reply content:Speaking of my own understanding, the traditional MVC three layer in the face of the system is getting larger and more complex business logic, the beginning appears to be "not enough". Not enough t

Business department unification is three years, the system from the initial construction to smooth operation, architecture experienced many times the reconstruction and collation. Look back, tidy up the system, and talk about your own thoughts on the design practice of the logical architecture.The logical diagram before and after the business travel system is as follows:This chart is the business travel system of the latest finishing system logic diag

Select the development method and select physicalProgramBut how to organize these business logic is also a big problem. First, we need to find out what logic belongs to the domain logic, which is a big challenge. In many cases, it takes a long time to determine whether a logic should belong to the domain

This part is from chapter 3 of the upcoming New Book WPF unleashed. For more information about the logic tree, see the following pseudo-XAML code example: In such a simple UI, a window is a root node with a subnode stackpanel. Stackpanel has a sub-node label. Note that there is also a child node string (labeltext) under the label, which is also a leaf node. This constitutes a logic tree of the window. The

In my previous blog on SQL logic query parsing, this article describes in detail the steps of SQL logic Query Processing and some important knowledge about the SQL language. For the integrity of SQL logic query processing, we will learn more about SQL logic Query Processing in this article as a supplement to the previo

ArticleDirectory 1. Monotonic rules 2. Nonmonotonic ruels 3. description logic 4. Horn logic 1. Ingredient of rules 2. Form of the rule 3. Fact 4. Logic Program 5. Goal 1. Monotonic rule system: 2. defeasible rule 3. priorites among rules 4. priciples to determine the priority 1 Terms 2 atomic Formulas 3 fact

Document directory Misunderstanding of computers Information encoding Digression, Introduction to Mathematics History Misunderstanding of computers Many people think that computers, as the name suggests, are mainly computing machines. Therefore, there is an illusion that computing naturally associates with the mathematical addition, subtraction, multiplication, division, and operation in junior high school. confusions arise naturally. Simply adding, subtraction, multiplication, division, ca

This paper analyzes the business logic of CodeIgniter controller. Share to everyone for your reference, as follows: The previous analysis of the common controller distributed by the module, convenient for the control of specific modules, and the specific implementation of the class is placed in the library. Is it appropriate to put it in the library? And where are the more business logic in the controller?

I. principle and structure of a look-up table The PLD chip with this structure can also be called FPGA, such as the acex, Apex, Spartan, and Virtex series of Altera. Look-up-table (LUT) is essentially a ram. Currently, FPGA uses 4-input Lut, so each LUT can be regarded as a 16x1 RAM with 4-bit address lines. After you describe a logical circuit through a schematic or HDL language, the PLD/FPGA development software automatically calculates all possible results of the Logical Circuit and wr

In the Jsb+bridge project you can maintain both CS version and JS version of the game.Framework code: referred to as the framework, the code that does not make hotLogic code: referred to as logic, the code that can be used for hotIn the CS project, the code is clearly divided into frameworks and logic. The framework code is placed in the assets/scripts/gameframework, and the

Android record 22-logic processing of account bindings in developmentreprint Please specify: It_xiao WizardBlog address: http://blog.csdn.net/wwj_748 PrefaceThis blog to share with you is the development of the account binding we often meet the development of the function, we first to consider a few questions:1. Why should I have an account binding?2. How does it differ from third-party logins?3. How to deal with the

In this section, the natural language expressions are translated into one-level logic to indicate their meanings. Not all natural language semantics can be expressed by the first-order logic. Syntax The first-order logic retains the boolean operators of all propositional logic, but it adds some important new mechani

In front of the Blog, it has been understood that the front controller, the page controller, the application controller of the three performance layer mode, if they have carefully arranged the external world and the communication within the system, then the business logic layer of the work is to process the business of the application part. The business logic layer should be away from those external "noises

idea of the ruling world, foreigners civilization history only more than 1000 years, enlightened late, just know, it is time to push the world unification, or, this world is too fucking messy.For development, programmers need to be clear about code logic, especially when it comes to developing programming that follows business specifications, rather than figuring out the logic of the code, it's better to f

Modern single-chip microcomputer is mainly made of CMOS technology. 1. MOSThere are two types of MOS: N and P. As shown in: Take the n-type tube as an example. The 2-end is the control end, called the "Gate"; the 3-end is usually grounded, called the "source pole"; the source pole voltage is recorded as VSS, and the 1-end is connected to the positive voltage, it is called "Drain pole", and the drain voltage is recorded as VDD. To enable the connection between one and three ends, a high level