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How do I run a Ruby file in a Rails environment?
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#!/usr/bin/env /Users/me/rails_project/script/rails runner
Product.all.each { |p| p.price *= 2 ; p.save! }
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What is process.env.PORT in Node.js?
...t may independently configure the process.env.PORT variable for you; after all, your script runs in their environment.
Amazon's Elastic Beanstalk does this. If you try to set a static port value like 3000 instead of process.env.PORT || 3000 where 3000 is your static setting, then your application w...
what's the correct way to send a file from REST web service to client?
...n begin. My REST service is made on Java and I'm using Jersey, I'm sending all the data using the JSON format.
4 Answers
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“Bitmap too large to be uploaded into a texture”
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All rendering is based on OpenGL, so no you can't go over this limit (GL_MAX_TEXTURE_SIZE depends on the device, but the minimum is 2048x2048, so any image lower than 2048x2048 will fit).
With such big images, if you want to...
.gitignore for Visual Studio Projects and Solutions
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Well, I dont know (enough?) to say its a bug. I just happend to be using Publish/ as a Controller name, and as Project Folder names. I think this is just an edge case. Just something to save a few hours of your life :)
– Rex Whitten
Oct 30 ...
HAXM 安装/启动失败？ - App Inventor 2 离线版 - 清泛IT社区，为创新赋能！
...安装完成后，进入 HAXM 目录（通常在 C:\Users\你的用户名\AppData\Local\Android\Sdk\extras\intel\Hardware_Accelerated_Execution_Manager\），运行 intelhaxm-android.exe 进行手动安装安装完成后，重启计算机
BIOS 未开启 VT-x（Intel 虚拟化技术）
进入 BIOS...
Can a decorator of an instance method access the class?
I have something roughly like the following. Basically I need to access the class of an instance method from a decorator used upon the instance method in its definition.
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ASP.NET MVC Relative Paths
...ten have to use relative paths. For example, when I reference JQuery, I usually do so like this:
11 Answers
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How to access session variables from any class in ASP.NET?
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This class stores one instance of itself in the ASP.NET session and allows you to access your session properties in a type-safe way from any class, e.g like this:
int loginId = MySession.Current.LoginId;
string property1 = MySession.Current.Property1;
MySession.Current.Property1 = newValue;...
How can I create tests in Android Studio?
...ow testing works. If you follow along for the next 10 minutes, you will be all set up to start adding your tests to your own app. I think you'll be surprised how easy it is. I certainly was.
Intro to Android Testing
There are two different types of tests that you will do.
Local unit tests. These ar...