startup | 易学教程

Myeclipse学习总结（1）——Myeclipse优化配置

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作为企业级开发最流行的工具，用Myeclipse开发java web程序无疑是最合适的，java web前端采用jsp来显示，myeclipse默认打开jsp的视图有卡顿的现象，那么如何更改jsp默认的打开方式，让我们可以进行更快速的jsp开发呢? 简单介绍下Myeclipse吧!MyEclipse企业级工作平台（MyEclipse Enterprise Workbench ，简称MyEclipse）是对EclipseIDE的扩展，利用它我们可以在数据库和JavaEE的开发、发布以及应用程序服务器的整合方面极大的提高工作效率。它是功能丰富的JavaEE集成开发环境，包括了完备的编码、调试、测试和发布功能，完整支持HTML,Struts,JSP,CSS,Javascript,Spring,SQL,Hibernate. 随着版本的更新，myeclipse的功能越来越强大，体积也越来越大，大家应该可以感觉到每次打开myeclipse都会有卡的感觉，那么如何设置最佳的myeclipse呢，(eclipse也一样设置哦)，myEclipse8.0以上的最佳设置，让你的myEclipse不再卡。工具/原料 Myeclipse集成开发环境(这里以Myeclipse8.5说明) 步骤/方法 myeclipse文本编辑器如何字体设置 windows-preferences-general

Why is the JVM slow to start?

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问题 What exactly makes the JVM (in particular, Sun's implementation) slow to get running compared to other runtimes like CPython? My impression was that it mainly has to do with a boatload of libraries getting loaded whether they're needed or not, but that seems like something that shouldn't take 10 years to fix. Come to think of it, how does the JVM start time compare to the CLR on Windows? How about Mono's CLR? UPDATE: I'm particularly concerned with the use case of small utilities chained

How to automatically load settings in R on OSX? How to find R_HOME, configure Rprofile.site, etc?

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问题 I have a Macintosh and I am trying to automatically load packages, homemade functions, and use modified setting every time I start R. I believe this can be done with a file called Rprofile.site, and by creating the functions .First and .Last in that file. One problem is, I have no idea what my R_HOME directory is, what it is used for, or if it even exists. I found two functions that I thought both gave me its location but I am getting different results. Here's the first > Sys.getenv("R_home")

Set Initial Fragment on startup

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问题 I am trying to set which fragment should be displayed first on start up. To determine this I check whether the user is logged in with ParseUser.getCurrentUser() and if a file is present on the device. On start up, I want to set which fragment to display. to do so i put this code in the initial fragments onCreate Method. if (ParseUser.getCurrentUser() != null) { File f = new File(getActivity().getFilesDir() + "/display_store.bin"); if (f.exists() && !f.isDirectory()) { ft.replace(R.id

Running a Qt application at startup

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问题 I wrote a Qt application that is going to run on Linux. It supposed to run at startup. It's supposed to run on every Linux- Suse, RedHat etc. What script should I write and Where to put it? I don't know how to write scripts at all, so I would appreciate it if you will attach an example. 回答1: You need to create a desktop entry file for your application (see here) and to put it in user's $HOME/.config/autostart directory. Any desktop entry file in that dir will get executed when a Window

Running a Qt application at startup

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JBoss seems to hang on startup at the command line

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问题 I am trying to run JBoss from the command prompt with the standalone.bat file. It starts the startup process but then just sits there. I couldn't really find any answers with Goolgle or on here. Here is the output from my command line: C:\jboss-as-7.1.1.Final\jboss-as-7.1.1.Final\bin>standalone Calling "C:\jboss-as-7.1.1.Final\jboss-as-7.1.1.Final\bin\standalone.conf.bat" =============================================================================== JBoss Bootstrap Environment JBOSS_HOME: C:

How to configure a start up managed bean?

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问题 I want a managed bean to run internally on start up in my JSF web application when the application loads. How can I write this class and configure in Glassfish? 回答1: In JSF with CDI, observe the initialization of the application scope. @Named @ApplicationScoped public class App { public void startup(@Observes @Initialized(ApplicationScoped.class) Object context) { // ... } public void shutdown(@Observes @Destroyed(ApplicationScoped.class) Object context) { // ... } } When having OmniFaces at

How to log all active properties of a spring boot application before the beans instantiation?

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问题 There is already a question asking for logging the active configuration, there is a correct answer but the problem is that the configuration is logged only if all beans are correctly instantiated. I would like to log all properties even (mainly) if the application crash at startup. My question is more specific: How to log all active properties of a spring boot application before the beans instantiation? 回答1: For doing this you need to register an ApplicationListener. The event to catch is the

When AppInitialize method get invoked in ASP.NET?

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问题 During practice of customizing VirtualPathProvider, I found that it the custom VirtualPathProvider can be registered in Global.asax or in AppInitialize method according to MSDN http://msdn.microsoft.com/en-us/library/system.web.hosting.virtualpathprovider.aspx. However, MSDN doesn't clearly describe the method AppInitialize. Does any static AppInitialize method in App_code folder will be automatically invoked by ASP.NET runtime at start up? 回答1: While there is precious little documentation