Static Oop

program example and Analysis Hadoop is an open source distributed parallel programming framework that realizes the MapReduce computing model, with the help of Hadoop, programmers can easily write a distributed parallel program, run it on a computer cluster, and complete the computation of massive data. In this article, we detail how to write a program based on Hadoop for a specific parallel computing task, and how to compile and run the Hadoop program in the ECLIPSE environment using IBM MapReduce Tools. Preface ...

It would be faster to enclose the string in single quotes instead of double quotes. Because PHP searches for variables in double-quoted strings, single quotes do not. Note that only echo can do this: it's a "function" that takes multiple strings as arguments, Echo is a language structure, not a real function, so the function with double quotes). 1, if you can define the class method as static, as far as the definition of static, it will speed up nearly 4 times. 2, $ row ['id'] speed ...

Writing in front of the recent study on the design patterns of the article, read the Terrylee and Lu Zhenyu two teachers wrote a series of design patterns, the harvest is very abundant, but also let me have a new understanding of oop,ood and understanding, but in the factory to see a few articles, But there is always a place to think, hope that teachers and experts can answer for the next question, the following is their own understanding of the factory model and proposed an improvement plan, do not know whether someone has proposed similar scheme, if there is a coincidence is purely coincidental. If there is a wrong place to criticize ...

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