malaikuangren

摘要： At times when using the terminal, the output from a command can be so long, you simply can’t scroll to the beginning, as it is no longer in view. But you can actuallyset the terminal to display as many lines as you like, or evenset it to unlimited scrolling.In the terminal, go toEdit > Profile Pr 阅读全文

摘要： Part of the appeal of Ubuntu is its six-month release cycle. Every six months a new version of the free operating system is released into the wild, complete with updates for all of your favorite software.This is great, but can be a trifle disappointing from time to time. For example, if a new versio 阅读全文

摘要： This question comes up a lot in conversations I have with developers.“Why would I want to switch to ASMX services?”One analogy I have come up with to explain the difference between the two is an airplane analogy.I associate ASMX services with a Cessna 150(一种小型飞机) cockpit and I associate WCF services 阅读全文

摘要： 1. automatically add all the namespace which need to be include in the class.ctrl+shift+o 阅读全文

摘要： a View's onDraw() is called when:The view is initially drawnWheneverinvalidate()is called on the viewInvalidate can be called by you or the system whenever needed. For example, a lot of Views change how they look onTouch, like an EditText getting an outline and cursor, or a button being in the p 阅读全文

摘要： http://msdn.microsoft.com/en-us/library/windowsazure/ff683677.aspx 阅读全文

摘要： Firstly we should install the right version of JDK and JRE, there are two version of ADK for different bits , 32 and 64 bits, What I had learned is if the OS is 64 bits , We better download the 64bit ADK, So, the JDK version must be 64bits.I encountered a problem when I switch the JDK from 32bit to 阅读全文

摘要： http://stackoverflow.com/questions/14295884/c-new-empty-project-how-to-create-it-add-main-method-and-print-hello-worlhttp://stackoverflow.com/questions/948947/what-are-the-differences-between-parameter-definitions-as-type-name-and-typhttp://stackoverflow.com/questions/117293/use-of-const-for-functio 阅读全文

摘要： When the Servlet container starts, it:readsweb.xml;finds the declared Servlets in the classpath; andloads and instantiates each Servletonly once.Roughly, like this:String urlPattern = parseWebXmlAndRetrieveServletUrlPattern();String servletClass = parseWebXmlAndRetrieveServletClass();HttpServlet ser 阅读全文

摘要： IntroductionMinimize the use of synchronization in servlets. Because servlets are multi-threaded, synchronization of the major code path can seriously and adversely affect performance.RecommendationServlets are multithreaded. Servlet-based applications have to recognize and handle this appropriately 阅读全文