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Mozilla PDF.js:PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...e to do either. 不默认,但它是可能的。 PDF.js运行具有相同权限的任何其他JavaScript代码,这意味着它不能跨出自身请求(见同根同源的政策和示例) 。有一些可能的方法来解决这个问题,如使用CORS (seealso unsafe headers issue and Access-...
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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术

....42-44 的机器不管什么用户登录都将获得drbd_date 目录的root权限 showmount -e (两边都配置完后,查看一下共享的文件是否已经可以看到 如果提示错误可以重启一下NFS 服务 service nfs restart vi /etc/init.d/nfs (把这个文件的值...
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术

...要往注册表些东西,所以需要当前的Visual Studio以管理员权限运行。 编译通过之后,我们可以直接打开Excel输入RTD函数了。 在Excel 中使用RTD非常简单,Excel 提供了一个新的工作表函数 RTD,此函数允许通过调用组件对象模型 (COM...
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How to create an object for a Django model with a many to many field?

... foo.bars.add(bar2) It generates a whopping total of 7 queries: SELECT "app_bar"."id", "app_bar"."name" FROM "app_bar" WHERE "app_bar"."id" = 1 SELECT "app_bar"."id", "app_bar"."name" FROM "app_bar" WHERE "app_bar"."id" = 2 INSERT INTO "app_foo" ("name") VALUES () SELECT "app_foo_bars"."bar_id" F...
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NodeJS: How to get the server's port?

... Express 4.x answer: Express 4.x (per Tien Do's answer below), now treats app.listen() as an asynchronous operation, so listener.address() will only return data inside of app.listen()'s callback: var app = require('express')(); var listener = app.listen(8888, function(){ console.log('Listenin...
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How to link to apps on the app store

...utton inside the free version that takes people to the paid version in the app store. If I use a standard link 25 Answers ...
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Django: How to completely uninstall a Django app?

What is the procedure for completely uninstalling a Django app, complete with database removal? 5 Answers ...
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Flask-SQLAlchemy import/context issue

I want to structure my Flask app something like: 2 Answers 2 ...
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How to implement Rate It feature in Android App

I am developing an Android App. In which everything is working right. My app is ready to launch. But there I need to implement one more feature. I need to display a popup which contains ...
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Which iOS app version/build number(s) MUST be incremented upon App Store release?

Version/build fields for an iOS app include: 10 Answers 10 ...