sdlc devops

A rapidly changing World: Agile DevOps Because business requirements are the main drivers of change, do less, but do better and deliver faster, which is the difference between a leading enterprise and a successful enterprise and other enterprises. When competitors deliver related features faster than you, quality is better than you, then you end up losing market share. Making up for the lack of products by investing in sales and marketing campaigns

: "Admin"},{Role: "Root",DB: "Admin"}]}) 2. Create a DevOps user (read and write access):Db.createuser ({User: "DevOps",PWD: "2wsx#edc",Roles: [{role: ' Readwriteanydatabase ', db: ' admin '}]});Third, AUTH certification:1. Create an authentication fileOpenSSL rand-base64 >/home/mongodb/keyfile.dataCopy the/home/mongodb/keyfile.data to the other two-node directory:Scp/home/mongodb/keyfile.data [em

The Java language is probably the first choice for a secure Web application language, thanks to its high security and cross-platform features, and you can see Java in almost all of the current computer platforms. There's a lot of people in the past who complain that Java has a fairly good cross-platform and security-protection feature, but its performance compared to C + + a variety of traditional idiomatic programming languages there are deficiencies. But this time Sun Microsystem is prepared,

Lean ALM sounds like an empty word. For enterprise organizations, the adoption of ALM is not very successful. The lack of support and continuity in many of these implementations has led to a fruitless effort. Lean is a collection of great ideas that need to support and invest in organizations. But don't resist it, I'm not suggesting that you work with an expensive management consulting team, or change anything. On the contrary, my intention is to encourage you to use these ideas. Merging these i

frees the developer's initiative, thus increasing the development efficiency, accelerating the application development iteration cycle.In addition to the Eclipse plugin described above, Bluemix can be used in conjunction with IBM DevOps Services to truly write, compile, and publish online, without having to configure any other environment outside of the browser, eliminating the need to install a configuration server or a background database. Because

/fstab 172.25.0.11/common/mnt/samba CIFS User=harry,pass=123,-netdev 0 03.mount-a Verification#df-H--------------------------------------------------------------------------------------------------------------- ------------------------Share read and write by Samba Modifying a configuration file #vim/etc/samba/smb.conf [DevOps]Path=/devopsWrite List =chihiro#mkdir/devops#echo Xuexue >/

related to information security that can be used to build a good perimeter to protect against and prevent XXX and data breaches.From the development process to the architectureThe idea of tightly integrating the development process with the ecosystem should be carefully considered. Adding this integrated requirement to the traditional set of requirements for the architecture (elasticity, scalability, availability, reliability, protection against threats, etc.) can greatly increase the value of

Web server Uwsgi-uwsgi Project, the goal is to develop a full stack of build hosting services Web Performance HAProxy-load balancer, SSL offload and performance optimizations, compression and generic web routing Varnish-HTTP-based Web application accelerator, focusing on memory optimization and compression WikisWiki software DokuWiki-Using a simple and highly versatile wiki, this does not require a database. Gollum-A simple, git-powered wiki with good API

deployment Services can be deployed independently Then the old King drew another picture:Cheng looked and said: "You are such a painting I probably understand, but the concept of DevOps in the picture I do not understand ah ...""This DevOps is a long story, you have time to check the information yourself first." ”"good." Now that I have an understanding of the concept of microservices archite

a matter of annoyance. Today, it's not just cloud computing that moves applications to the cloud, but also the evolving architecture of applications, including Docker,DevOps, and so on that are sweeping the application development community. Of course, how to quickly deploy an ever-increasing number of mobile applications, and the associated technologies are changing. These changes have brought great pressure on the network, which demands the network

to work. We will think: what is running in the container? What is the running performance of programs and codes? Does it have any important output indicators? From the perspective of DevOps, you need to have a deeper understanding of the container instead of simply knowing the existence of some containers.A typical measure in a non-container environment is to allow a proxy to run in the user space on the host or virtual machine, but this does not app

quickly publish application functions; Many enterprises have limited return in their SOA investments. SOA can reuse capabilities through standardized service interfaces. However, the demand for rapid changes is limited by the integral application, and sometimes it is insufficient; With the increasing popularity of application cloudification, applications born on the cloud have different technical genes and development and o M modes from traditional it. In addition, from the technical perspe

On Most of the Linux distribution IPV6 are enabled by default, which may cause your Internet are workding slow, so If your NE Twork do not supportor don't setup IPv6 network, you should better toDisable IPV6Protocal in the Linux system and it maybe increate your Web browsing speed or network security. So what do I-disable IPV6 on Linux operating system? This article would give you a guide for disabling IPV6 networking (linux Disable IPv6):What is IPv6? Internet Protocol version 6 (IPV6) is the l

Path First (OSPF). It can also enhance the IGRPPwd display that the current device name Reload is disabled and the cold start is executed; restart the operating system Rlogin to open an active network connection. The Router uses the IP address routing protocol defined in the first item as the routing process. For example: router rip selects RIP as the routing protocol Router igrp to start an IGRP route selection process Router rip selects RIP as the routing selection protocol Rsh to execute a r

transmission efficiency; All frames are CRC tested, Sequential numbering of information frames prevents leakage or retransmission, high transmission reliability, and separation of transmission control functions from processing functions for greater flexibility. the SDLC/HDLC protocol stipulates that all information transmissions must begin with a single marker character and end with the same character. This flag character is 01111110, called the Flag

produced thousands of source program statements. with no tools or methods of managing this increasing complexity, the number of errors began to accelerate. but the personalised nature of programming made maintenance, or the fixing of these errors, exceedingly difficult. the following situation resulted:Software Projects were taking a lot longer than initially envisaged.Software was costing a lot more to develop than at first estimated.Software was being delivered to the customer only to fail.Er

to obtain more comprehensive information about how people interact with the technology. This requires some form of abstractionThinking (rather than code details), this kind of thinking ability may be difficult to form.Some people think that a certain level of formal education is one of the essential conditions for becoming a good developer. I do not agree with this kind of elites. I met many outstanding developers who dropped out of school. However, my personal experience in Architecture Design

immediately forced to attend professional training to let him know what his role is for and to create creativity as early as possible. For example, after a test person joins, he should be introduced to the concept of programming, and then focus on the test practice, rather than continue to explain the importance of programming.The technology at this stage is more evolved than ever, so keep in mind that regular training is essential, which is creating value for the team. For example, a web desig

between each program file, compile parameters, Link parameters, and so on. These are the building of software.In the software development process, our code can not be static, the code into various aspects of the changes, sometimes need to change the configuration of the program, these processes are the source code management, we call it configuration management , we also have a series of tools and procedures to ensure the correctness of the program, These tools and procedures themselves should

(SystemsDevelopmentlife cycle, or SDLC) and usually does not require the development team to give too surprising results. However, this is not justified if the test does not give proper and appropriate effort. Some of the following methods may be useful to your test team, at least when you deliver a product that gives the user a good explanation . Unit Test Physical model Comprehensive testing 8. Attention to security vulnerabil