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App Inventor 2 CirculBar 扩展：在图像组件上绘制自定义圆形进度条 · App Inventor 2 中文网
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UICollectionView inside a UITableViewCell — dynamic height?
One of our application screens requires us to place a UICollectionView inside of a UITableViewCell . This UICollectionView will have a dynamic number of items, resulting in a height which must be calculated dynamically as well. However, I am running into problems trying to calculate the heigh...
What are good message queue options for nodejs? [closed]
...ed at resque but not sure that's appropriate. The goal is to push notifications to clients based on backend and other client actions with socketio. I could do this with just socketio but I thought maybe a proper message queue would make this cleaner and I wouldn't have to reinvent the wheel.
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Gson custom seralizer for one variable (of many) in an object using TypeAdapter
...ul has been Class TypeAdapter<T> . But that hasn't answered my question yet.
3 Answers
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Ignore Xcode warnings when using Cocoapods
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Add to your Podfile:
platform :ios
# ignore all warnings from all pods
inhibit_all_warnings!
# ignore warnings from a specific pod
pod 'FBSDKCoreKit', :inhibit_warnings => true
Then execute: pod install
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When should one use RxJava Observable and when simple Callback on Android?
...toId)
.observeOn(AndroidSchedulers.mainThread())
.subscribe(new Action1<Photo>() {
@Override
public void call(Photo photo) {
// do some stuff with your photo
}
});
Callback:
api.getUserPhoto(photoId, new Callback<Photo>(...
Is there a way to check if a file is in use?
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Updated NOTE on this solution: Checking with FileAccess.ReadWrite will fail for Read-Only files so the solution has been modified to check with FileAccess.Read. While this solution works because trying to check with FileAccess.Read will fail if the fi...
App Inventor 2 UDP网络通信教程 - 发送和接收UDP数据包 · App Inventor 2 中文网
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UICollectionView Set number of columns
I just started learning about UICollectionViews. I'm wondering if anyone knows how to specify the number of columns in a collectionview. The default is set to 3 (iPhone/portrait). I've looked at the documentation and can't seem to find a concise answer.
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How do I parse JSON with Objective-C?
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With the perspective of the OS X v10.7 and iOS 5 launches, probably the first thing to recommend now is NSJSONSerialization, Apple's supplied JSON parser. Use third-party options only as a fallback if you find that class unavailable at runtime.
So, for example:
NSDa...