liferay technology

For public classes, this may not be the case at the moment, but it can often help me in the future when I want to solve the solution. The following is Ali's collation of the Open class Absrtact: In the first Alibaba online summit, Alibaba middleware technology expert Wei Peng for everyone to bring the "Java container based multi-application deployment technology practice" to share, the main content of the

Questions There has recently been a widespread concern about a problem because it reflects the general working conditions of the general technical staff. The programmer who writes business code every day, how to become technology Daniel, start to write technical code.https://www.zhihu.com/question/39430220/answer/90546883 Yiu Dong, landfills. A product business development process must have many problems to solve, such as crash, deadlock, low performa

The first article discusses the URL rewriting technology used in my website. In fact, this technology is not compiled by me. Some users may remember that my website www.step1.cn was originally a blog, at that time, the cnblogs provided by the blog Program (It took me a lot of time to modify this program to run on the current virtual host). After I migrated my blog here, I made a major revision of step1.cn,

Source: e800.com.cn Development Trend of Sorting Technology The technical improvements and optimizations of various search engines are directly reflected in the sorting of search results. Many search engines are further studying new sorting methods to improve customer satisfaction. Professionals believe that the current search engine sortingAlgorithmThere are still two problems. 1. relevance is not solved. Relevance refe

PHP programming development How to improve the efficiency of programming PHP programming technology, programming development programming technology Using single quotes instead of double quotation marks to contain strings can be faster. Because PHP will search for variables in a string surrounded by double quotes, single quotes will not, note: only echo can do this, it is a string can be used as a parameter

Simple implementation of PHP encryption technology and php encryption technology 1. MD5 Encryption Take a logon page as an example: I remember that MD5 is also used for comparison, so the password is saved when there is a database. mysql> SELECT * FROM user;+----+----------+----------------------------------+| id | username | password |+----+----------+----------------------------------+| 1 | 1

Fault symptom:Intel has stopped marketing and development for Intel wireless display technology and Intel PRO wireless display technology (Intel Pro WiDi) wireless display applications, as well as certification programs for related receivers, and takes effect immediately.Because Windows 10 and Windows 8.1 * support the Miracast * standard for wireless display and provide excellent user experience, Intel wil

developersApp developers if they want to monetize the app, the product manager has to look at the user's point of view when developing the app, think about what the user really wants, what the app does for them, and how easy it is for them to use the app software. App developers should return to the origin in the process of production, from the marketing 4P in the top three p: products, prices, channels, to explore the core competitiveness.Third, the user experience is the focus of app mobile c

In the previous blog post, I mainly described how to get and set the system's default printer, this article will describe how to monitor the status of the printer in real-time, recording the printed documents, the number of copies printed, as well as the printing time and other printing information.1. Printer Collapse Machine TechnologyBefore we formally introduce how to monitor the state of the printer in real time, we need to know about the printer collapse machine

Blockchain technology Application _ Blockchain technology application How big is the market? The impact of blockchain technology has been growing rapidly since 2015. At the time, the arcane technology behind the digital currency was likely to change the financial system. Cut By the end of 2016, big companies such as

Ping ' an technology mobile development team Technology Weekly (Phase I) industry news 1) popular iOS network communication Library afnetworking exposure SSL VulnerabilityAfnetworking is a famous open source network library that allows developers to add network functionality to iOS and OS X programs. However, the library does not check whether the SSL certificate is issued to a legitimate domain name. This

Analysis of Ajax technology composition and core principles, and core principles of ajax technology This article mainly analyzes the composition principles of Ajax technology for your reference. The specific content is as follows: 1. AjaxFeatures:Partial refresh to improve user experience and load data from server vendors 2. Technical composition of AJaxIt is not

Talking about the implementation of Ajax technology and the refreshing of pages; talking about the ajax technology page Ajax (ajax Development) AJAX is "Asynchronous Javascript And XML" (Asynchronous JavaScript And XML), which is a Web page development technology used to create interactive web applications. AJAX = Asynchronous JavaScript and XML (subset of standa

With the development of communication technology, the relationship between transmission, reuse and exchange is getting closer and closer, so that they are gradually inseparable. In recent years, people have used the term "Transfer Mode" to describe the transmission, reuse, and exchange in the communication network. The transfer mode can be divided into synchronous transfer mode ATM) and asynchronous transfer mode ATM. ATM uses space or time-based Fixe

blown, each group of 6, A total of 24 4/3mm bundle type bundle tubes in one 40/33-mm Silicon core tube air blow 5 10/8 microtube units. The advantages of micro-tube units include: 1. simple and flexible Laying Methods: If the protection tube is a silicon core tube, a certain number of micro-tubes can be blown into the laid protection tube according to the mold Shape Based on the diameter of the protection tube. If the protection pipe is another pipe, such as a PE pipe, grid pipe, or PVC pipe

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