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Adding two Java 8 streams, or an extra element to a stream
...bout the concat operation.
In it they discuss the issues that could arise from those cases in which the stream could be infinite and what concatenation would mean in those cases, but I do not think that was the reason for the modification.
You see in this other thread that some early users of the ...
使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
...etecting rotation gestures. You can download the apk file of the demo app from here. The demo app simply illustrates how to use the RotationDetector component to rotate an ImageSprite on canvas. The Designer view and block view of this demo app are shown below.
Here’s how to implement the r...
使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
...etecting rotation gestures. You can download the apk file of the demo app from here. The demo app simply illustrates how to use the RotationDetector component to rotate an ImageSprite on canvas. The Designer view and block view of this demo app are shown below.
Here’s how to implement the r...
使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
...etecting rotation gestures. You can download the apk file of the demo app from here. The demo app simply illustrates how to use the RotationDetector component to rotate an ImageSprite on canvas. The Designer view and block view of this demo app are shown below.
Here’s how to implement the r...
使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
...etecting rotation gestures. You can download the apk file of the demo app from here. The demo app simply illustrates how to use the RotationDetector component to rotate an ImageSprite on canvas. The Designer view and block view of this demo app are shown below.
Here’s how to implement the r...
How to take emulator screenshots using Eclipse?
...ed to use the Other... submenu and dialog, as Devices is also the 4th item from the top in the Show View submenu.
– mklement0
Sep 7 '13 at 15:29
1
...
How does Rails keep track of which migrations have run for a database?
.... If you roll back that migration, Rails will delete the corresponding row from schema_migrations.
For example, running a migration file named 20120620193144_create_users.rb will insert a new row with a version of 20120620193144 into the schema_migrations table.
You are free at any point to introd...
Filter output in logcat by tagname
I'm trying to filter logcat output from a real device (not an emulator) by tag name but I get all the messages which is quite a spam. I just want to read messages from browser which should be something like "browser: " or "webkit: " , but it doesn't work...
Here it is what I get:
...
AJAX POST and Plus Sign ( + ) — How to Encode?
...t contains the url encoded data.
For a GET request you can retrieve this from the URI. $_SERVER['REQUEST_URI'] or $_SERVER['QUERY_STRING']. For a urlencoded POST, file_get_contents('php://stdin')
NB:
decode() only works for single byte encoded characters. It will not work for the full UTF-8 ran...
How can I get sin, cos, and tan to use degrees instead of radians?
...
Multiply the input by Math.PI/180 to convert from degrees to radians before calling the system trig functions.
You could also define your own functions:
function sinDegrees(angleDegrees) {
return Math.sin(angleDegrees*Math.PI/180);
};
and so on.
...