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reference：http://www.egrappler.com/javascript-chart-and-graph-libraries-for-developers/BYTEAMEGRAPPLER· MARCH 4, 2014Graphs and charts are used to simplify complex data and make it easy to read and understand. There is a growing number of Open Source and commercial solutions for pure JavaScript 阅读全文
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reference：http://examples.javacodegeeks.com/core-java/lang/string/java-string-class-example/1. IntroductionIn this example we are going to discuss about the basic characteristics ofJava String Class.Stringis probably one of the most used types in Java programs. That’s why Java provides a number of A 阅读全文
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reference：http://java.dzone.com/articles/caching-best-practicesThere is an irresistible attraction to writing custom caching solutions, since it seems to be the easiest path to “improving” the overall application performance. Well, caching is a great technique, but there are few steps to consider be 阅读全文
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reference：http://blog.couchbase.com/topology-architecture-distributed-systemsYou can’t judge a book by its cover, but you can judge the architecture of a distributed system by its topology.If two distributed systems are equally effective, is the one with the simpler topology the one with the better 阅读全文
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1. 定义Facade Patternprovides a unified interface to a set of interfaces in subsystems. Facade defines a higher-level interface that makes the subsystem easier to use.p. 185, Design Patterns, Elements of Reusable Object-Oriented Software by Erich Gamma, Richard Helm, Ralph Jonhson, Johb Vlissides.2. 作 阅读全文
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reference:http://blog.codacy.com/top-10-faster-code-reviews/This is a blog post of ourCode Reading Wednesdaysfrom Codacy (http://www.codacy.com): we make code reviews easier and automatic.Follow the discussion onRedditandHacker NewsHow frequent is it for you to be reviewing code at 3am?When code rev 阅读全文
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reference:http://www.coolcoder.in/2013/12/common-linux-log-files-name-and-usage.htmlif you spend lot of time in Linux environment, it is essential that you know where the log files are located, and what is contained in each and every log file.When your system is running smoothly, take some time to l 阅读全文
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reference :http://crybit.com/tar-command-usages-with-examples/The ‘tar’ saves many files together into a single tape or disk archive, and can restore individual files from the archive. It is very useful in such conditions like when we want to send a lot of files via email, transfer files from one ma 阅读全文