Java Interview Programming Problems

Multithreading is the problem that programmers often face in the interview, the level of mastery and understanding of multithreading concept is often used to measure a person's programming strength. Yes, ordinary multithreading is not easy, then when multithreading encounter "elephants" will produce what kind of sparks? 　　Here we share the Java thread Pool management and distributed Hadoop scheduling framework with 严澜, the Shanghai Creative Technology director. Usually the development of the thread is a thing, such as Tomcat in the servlet is the threads, no thread how we provide more ...

Golden Hill a pen to a campus recruit, probably test four programming problems, first look at the beginning of the discovery is like more difficult, but slowly research down, a solid done, the overall state is good, successful promotion of virginity, interview with two interviewers, an age of 40 or so, a more than 20 ( Found the interviewer a little wretched), a go in and asked me to do a few programming questions, because before preparation, to Lin Yu, B-kun, fly several Jinshan predecessors stole the division, a lot of the answer, but there is a problem suddenly think not to answer the bad, and then the examiner has to continue to ask ...

In January 2014, Aliyun opened up its ODPS service to open beta. In April 2014, all contestants of the Alibaba big data contest will commission and test the algorithm on the ODPS platform. In the same month, ODPS will also open more advanced functions into the open beta. InfoQ Chinese Station recently conducted an interview with Xu Changliang, the technical leader of the ODPS platform, and exchanged such topics as the vision, technology implementation and implementation difficulties of ODPS. InfoQ: Let's talk about the current situation of ODPS. What can this product do? Xu Changliang: ODPS is officially in 2011 ...

As a software engineer, what you want to get from your job is a steady salary, opportunities to get involved in the project, a good springboard for the job, or just being a good friend with other programmers. Here, "efficient", I mean the ability to meet the requirements of the project on time. After a lot of software writing experience, I believe the following practices will help you to learn "efficient" while increasing professional reputation, career life and personal satisfaction 1. Understand your needs The first step to becoming an effective programmer is , To ensure a reasonable allocation of time. Nothing is more than spending time on work that has no future at all ...

In fact, for the different needs of enterprise users in the application management solution deployment and delivery model, Blue Ocean provides two product and service delivery modes: The traditional software licensing model (Blueware) and the Cloud based SaaS model (ONEAPM). Blueware mainly for traditional large enterprises, while ONEAPM mainly for Internet enterprise developers. With ONEAPM, developers can increase development speed, release applications faster, and pinpoint bottlenecks in the usage experience. According to the introduction of Blue Ocean News, ONEAPM ...

The original meaning of Android means "robot". With Android Google mobile phones, tablet computers and other products gradually expand market share, Android platform talent Gap is increasingly emerging.　　According to industry statistics, the current domestic 3G research and development talent gap of 3 million or 4 million, of which the Android research and development talent gap of at least 300,000. Professional experts pointed out that want to engage in the development of Android personnel, in addition to the basic knowledge of computer technology to be solid, according to various types of enterprises, different types of job needs, to supplement the position related and ...

Intermediary transaction SEO diagnosis Taobao guest owners buy Cloud host technology Hall in the past six months or longer, I have at least three companies looking for PHP developers. 　　I talked to some programmers, received some feedback, even interviewed a few people, but I never recommended anyone. Before I explain, don't criticize my request too high. I'm not looking for rocket scientists, nor for the same high-end developers, I'm not even looking for an advanced PHP developer. As long as there is enough level to maintain the Ca ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall Editor's note: Xiaoping in an interview with the entrepreneurial state, said he summed up a law, all he only value models ignore people's projects, most of them failed, but those who because like this person and voted for the most successful projects. "In particular, early investment, is to cast people." "I do not know the universal value of this rule for investors, especially early investments, but at least it's a point--people are the starting point of entrepreneurship." As the "entrepreneurial State" of the Science and technology blog ...

Absrtact: 1, what is the hottest and most famous High-tech start-up company in Silicon Valley? In Silicon Valley, we are very enthusiastic about the opportunity to talk about entrepreneurship, I also through their own some observation and accumulation, saw a lot of recent years, the emergence of the popular start-up companies.   I'll give you a 1. What are the hottest and most famous High-tech startups in Silicon Valley at the moment? In Silicon Valley, we are very enthusiastic about the opportunity to talk about entrepreneurship, I also through their own some observation and accumulation, saw a lot of recent years, the emergence of the popular start-up companies. I give you a list, this is China ...

Because it technology diversification, the enterprise's IT environment is usually heterogeneous, whether or not to solve the interoperability between various software problems is a lot of CIOs, CTO need to solve the key. At the same time, the ability of their products to operate in such a complex environment, as well as open and interoperability are also required by major software vendors to carefully consider the issue. As the chief architect of Microsoft's interoperability strategy once said, Microsoft's basic principles for developing related products are openness, standardization, and interoperability. Many businesses are using Linux and Windows ...