大约有 47,000 项符合查询结果（耗时：0.0362秒） [XML]
What's the right way to pass form element state to sibling/parent elements?
...a two way binding, you're telling the Root component that "hey, something happened down here, check out the values" or you're passing the state of some data in the child component up in order to update the state. You changed the state in C1, and you want C2 to be aware of it, so, by updating the sta...
App Inventor 2 中的响应式设计 · App Inventor 2 中文网
创建 Apps 首页 关于我们 关于我们 发布日志 服务条款 教育 中文教程 中文社区 反馈 我要反馈 ...
Is it possible to prevent an NSURLRequest from caching data or remove cached data following a reques
...
I have the same problem in my app when I requested info from twitter. In my case I didn't need to preserve those credentials, so I simple erase them using the next code:
- (void) eraseCredentials{
NSURLCredentialStorage *credentialsStorage = [NSURLCreden...
.NET console application as Windows service
I have console application and would like to run it as Windows service. VS2010 has project template which allow to attach console project and build Windows service.
I would like to not add separated service project and if possible integrate service code into console application to keep console appl...
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...
...
How do I create a simple 'Hello World' module in Magento?
...le/frontName controller, and then the MVC controller.
Fourth, the Magento application itself is built using the same module system you'll be using, so poking around the core code is a useful learning tactic. Also, a lot of what you'll be doing with Magento is overriding existing classes. What I'm c...
Ways to save Backbone.js model data?
...nt end development and have recently started exploring Backbone.js into my app. I want to persist the model data to the server.
...
Difference between app.use and app.get in express.js
... new to express and node.js, and I can't figure out the difference between app.use and app.get. It seems like you can use both of them to send information. For example:
...
How to manually include external aar package using new Gradle Android Build System
...ve kept aar file in libs folder. ( assume file name is cards.aar )
then in app build.gradle specify following and click sync project with Gradle files.
Open Project level build.gradle and add flatDir{dirs 'libs'} like did below
allprojects {
repositories {
jcenter()
flatDir {
...
How to make a phone call in android and come back to my activity when the call is done?
..._OFFHOOK to PHONE_STATE_IDLE again) and then write some code to bring your app back up on the IDLE state.
you may need to run the listener in a service to ensure it stays up and your app is restarted. some example code:
EndCallListener callListener = new EndCallListener();
TelephonyManager mTM ...