back end programming

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Architecture Design: Web Front end architecture design for front and back end separation

In the previous article I talked about the front and back of the separation of some views, this view is from a macro point of view, no concrete landing to achieve, today I will continue the topic of the previous article, from the front-end of the architecture design point of view of the front-end separation of a specific implementation of the program and I originally conceived a great change, But the core i

Big-end and small-end Mode

1. Introduction There are two methods to store data in the memory: Small-end mode and large-end mode. This depends on the CPU. The x86 CPU is generally in the small-end mode. Little-Endian: stores low-order bytes at the starting address. (You only need to remember the small end to launch the large

Small-end mode large-end Mode

Embedded system developers should be familiar with the little-Endian and big-Endian modes. For example, the storage method of 16-bit 0x1234 in little-Endian mode CPU memory (assuming that it starts from address 0x4000) is: Memory Address Zero X 4000 Zero X 4001 Store content 0x34 0x12 In big-Endian mode, the CPU memory is stored as follows: Memory Address Zero X 4000 Zero X 4001 Store content 0x12 0x34 Sometimes you need t

How to deconstruct a single front-end application--a micro-service split for front-end application

Refreshes the page. Routing split. No, dynamically loading components. This article is divided into the following four parts: front-end micro-service concept introduction of micro-front-end design concept of actual combat micro-front-end architecture design based on MOOA front-end micro-service front-

Big end, Small End

Big end, Small End I always thought that I had a clear understanding of the differences between the big end and small end. I did not expect that I would still be confused in practical applications. Here I will record that the same mistake cannot be made again. Uint32_t temp = 0x01020304; Big

asp.net use signalr to implement cool end to end chat function _ practical skills

First, the introduction SIGNALR has been introduced in detail in the previous article, and its application in asp.net MVC and WPF is briefly described. In the blog is the introduction of the mass message of the implementation, however, for SIGNALR is to live chat, naturally less than the same as QQ end-to-end chat. This blog post will explain how to use SIGNALR to achieve a similar function of QQ chat. Se

Front-end and back-end

From www.lotus fans.com I believe that some people who are new to Lotus script always have doubts about what the front-end class is and what the back-end class is. What are the frontend and backend classes?In fact, the front-end class and backend class are very recognizable. Let's take a look at all the louts classes. Only the UIS belong to the front-

How the front-end and back-end interact

1. Who will write the front-end request data URL?In the development, the URL is mainly written by the background, written to the front-end developers. If the background in the query data, need to use query conditions to query the front-end needs of the data, then the background will require the front-end to provide rel

How front-end and back-end work together

Our process is such that the backend provides the data interface, or interface documentation.Then our front desk carries out the razor template data logic nesting or html,css,js the entire process development.The disadvantage is: the workload is full, the advantage is that all front-end view layer of things are controllable.Pits are more, such as data problems, without an experienced front-end or back-

Taobao front-end engineer: Domestic front-end industry 10th talk

Always wanted to write this "10th talk", talk about my experience in the Web front-end development, by the way to answer the confusion around a lot of people and confused. I am not going to talk too much about technology, I think, through the experience of technology, the reflection should be more important. I always think of myself as a "beginner" front-end development engineer, on the one hand I humanely

Asp.net uses SignalR to implement cool end-to-end chat, while signalr is cool

Asp.net uses SignalR to implement cool end-to-end chat, while signalr is cool I. IntroductionThe previous article has introduced SignalR in detail and briefly introduced its application in Asp.net MVC and WPF. In the previous blog, we introduced the implementation of group messaging. However, for SignalR, it was born for real-time chat. Naturally, there were fewer end

ASP. NET uses SIGNALR to achieve cool end-to-end chat capabilities

First, Introduction SIGNALR has been described in detail in the previous article, and its applications in ASP. NET MVC and WPF are briefly described. In the previous blog is the introduction of the bulk of the implementation of the message, however, for the SIGNALR is for real-time chat and born, natural less than QQ-like end-to-end chat. This blog post will show you how to use SIGNALR to achieve similar

Big-end mode, small-end Mode

Big end Mode, RefersThe low data level (that is, the few digits after the smaller values) is stored in the high memory address, while the high data level is stored in the low memory address.Such a storage mode is similar to processing data as strings: The address increases from small to large, and the data is placed from high to low;Small-end Mode, RefersThe low data level is stored in the low memory addres

A schema instance separating the front-end from the back end

To the front-end and back-end of the separation is very agreeable, this to the maintenance of the system is a considerable benefit. I also designed a system like this, so I took it out and discussed it with you. This architecture is not so much about trying to come out as the best practice that I have done systematically. We do the system, the front-end pages

"Series" Back-end Programmer's Front end (2016/3/24 update)

Back-end Programmer's Front end Road 01 Back-end programmer front-end path 02--CSS selector detailed Back-end Programmer's front-end road 03--html semantics Back-end programmer

Weigh the advantages and disadvantages of "end-to-end encryption technology" and "labeled technology"

In the financial service industry, a controversial topic in the field of security and rule compliance is "encryption technology stores data and the encryption of transmitted data) and the confrontation between marking technology ". Because Rules comply with requirements such as the Payment Card Industry Data Security Standard pci dss) and FFIEC information security inspection requirements include requirements for encryption and data protection, enterprises are trying to find the best way to prot

End-to-End communication

1. End-to-end connection management Generally, you can establish two points through the three-way handshake protocol. Computer A sends a single request to the connected tpdu with the serial number X. Computer B returns a PDU that confirms the request and its serial number, with the serial number y; computer A sends back a confirmation frame of computer B by the serial numbers x and y contained in the first

[Former]openstack-networking-neutron (i)---end-to-end and point-to-point understanding

The purpose of this article =====Understand the two concepts to clarify:1. End-to-end 2. To point 3. Ethernet DevicesTheory = = = = =The reliability of data transmission is ensured by the end-to-end of the point-to-point and the transport layer of the link layer and the network layer. Point-to-point is based on MAC add

C pen exam (judge the big end and Small End Mode)

C exam (Judge big-end and small-end mode) Question 1: Write a c function. If the processor is big_endian, 0 is returned. If little_endian is used, 1 is returned. Answer: Int checkcpu () { { Union W { Int; Char B; } C; C. A = 1; Return (C. B = 1 ); } } Analysis: Embedded system developers should be familiar with the little-Endian and big-Endian modes. In little-Endian mode, the number of CPUs is stored in by

openssl+ front-end Jsrsa signature + back-end Nodejs verification

compilation environment variable), and then wait patiently ... Then run Nmake-f Ms/ntdll.mak test, and if passed all tests is displayed, you can run nmake-f Ms\ntdll.mak install to mount the compiled OpenSSL to the previously specified directory. To view the installation results, there are three folders bin, Lib, and include under C:\openssl, where the bin directory includes openssl.exe (OpenSSL instruction program), Ssleay32.dll (SSL protocol dynamic Library), Libeay32.dll (cipher algorithm li

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