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How do I get Flask to run on port 80?
...ng development, but you should use a full deployment option for production applications. (Do not use the builtin development server in production.)
Recommended
Proxy HTTP traffic through apache2 to Flask.
This way, apache2 can handle all your static files (which it's very good at - much better...
How to run `rails generate scaffold` when the model already exists?
...'parent_module/controller_name'.
This generates a controller class in app/controllers and invokes helper,
template engine and test framework generators.
To create your resource, you'd use the resource generator, and to create a migration, you can also see the migration generator (see, t...
Best way to create custom config options for my Rails app?
I need to create one config option for my Rails application. It can be the same for all environments. I found that if I set it in environment.rb , it's available in my views, which is exactly what I want...
...
Cannot generate iOS App archive in xcode
I have a problem generating a iOS App archive from an application. The application compiles just fine and even works in the simulator. Now I wanted to make som ad hoc testing and cannot generate the iOS App Archive. When I click on the Product -> Archive it generates a generic xcode archive. Can an...
How to make an app's background image repeat
I have set a background image in my app, but the background image is small and I want it to be repeated and fill in the whole screen. What should I do?
...
Get connection string from App.config
And this is my App.config:
19 Answers
19
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async at console app in C#? [duplicate]
...oid event handler or returning a Task to your framework.
However, Console apps do not support this.
You can either just do a Wait on the returned task:
static void Main()
{
MainAsync().Wait();
// or, if you want to avoid exceptions being wrapped into AggregateException:
// MainAsync().GetA...
App Inventor 2在不同的屏幕之间传递变量 - App Inventor 2 中文网 - 清泛I...
要实现这个需求，需要用到“打开屏幕并传递初始值”控制块，如下：
屏幕1代码如下：
屏幕2的代码如下：
如果有两个变量，该如何操作？6921孙 发表于 2023-01-28 20:23
如果有两个变量，该如何操作？
两...
【未发布】【第七课】问答类App开发 - App Inventor 2 中文网 - 清泛IT论坛...
课程目的：
熟悉csv等文本的处理方式，熟悉网络组件。熟悉json数据格式（互联网通用格式），本地及云数据存储。
难度系数：3星
App Inventor 2如何计算1加到100的总和？（经典循环的写法） - App Invento...
用到的代码块是“指定范围循环”：
这个代码块的作用是指定一个数学范围，在这个范围内进行循环。
逻辑就是从1循环到100，每次循环值累加到变量“总和”中，代码如下：
我们看下执行结果：
再思考一下，使用...