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How to open, read, and write from serial port in C?
I am a little bit confused about reading and writing to a serial port. I have a USB device in Linux that uses the FTDI USB serial device converter driver. When I plug it in, it creates: /dev/ttyUSB1.
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Are static fields inherited?
When static members are inherited, are they static for the entire hierarchy, or just that class, i.e.:
7 Answers
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How to use wait and notify in Java without IllegalMonitorStateException?
...the results of each cell. As soon as one cell is ready I need to print it, but for example I need to print the [0][0] cell before cell [2][0] even if the result of [2][0] is ready first. So I need to print it by order.
So my idea is to make the printer thread wait until the multiplyThread notifies...
Pythonic way to check if a list is sorted or not
...an 29 '18 at 14:08
Andreas Haferburg
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answered Sep 20 '10 at 20:33
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Explicitly calling return in a function or not
A while back I got rebuked by Simon Urbanek from the R core team (I believe) for recommending a user to explicitly calling return at the end of a function (his comment was deleted though):
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Elegant ways to support equivalence (“equality”) in Python classes
When writing custom classes it is often important to allow equivalence by means of the == and != operators. In Python, this is made possible by implementing the __eq__ and __ne__ special methods, respectively. The easiest way I've found to do this is the following method:
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Getting the class name of an instance?
How do I find out a name of class that created an instance of an object in Python if the function I am doing this from is the base class of which the class of the instance has been derived?
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How to elegantly ignore some return values of a MATLAB function?
Is it possible to get the 'nth' return value from a function without having to create dummy variables for all n-1 return values before it?
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Callback functions in C++
In C++, when and how do you use a callback function?
10 Answers
10
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Handling click events on a drawable within an EditText
... to extend any class. Let's say I have an EditText editComment with a drawableRight
editComment.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
final int DRAWABLE_LEFT = 0;
final int DRAWABLE_TOP = 1;
final in...