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Cleanest and most Pythonic way to get tomorrow's date?
What is the cleanest and most Pythonic way to get tomorrow's date? There must be a better way than to add one to the day, handle days at the end of the month, etc.
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Why did my Git repo enter a detached HEAD state?
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See committing with a detached HEAD
When HEAD is detached, commits work like normal, except no named branch gets updated. (You can think of this as an anonymous branch.)
For example, if you checkout a "remote branch" without tracking it first, you can end up with a detached HEAD.
See git...
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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What does the restrict keyword mean in C++?
I was always unsure, what does the restrict keyword mean in C++?
6 Answers
6
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Why shouldn't Java enum literals be able to have generic type parameters?
...s. The example given in the JEP is, which is precisely what I was looking for:
enum Argument<X> { // declares generic enum
STRING<String>(String.class),
INTEGER<Integer>(Integer.class), ... ;
Class<X> clazz;
Argument(Class<X> clazz) { this.clazz = clazz;...
Copy files from one directory into an existing directory
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The dot at the end tells it to copy the contents of the current directory, not the directory itself. This method also includes hidden files and folders.
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Knight's Shortest Path on Chessboard
I've been practicing for an upcoming programming competition and I have stumbled across a question that I am just completely bewildered at. However, I feel as though it's a concept I should learn now rather than cross my fingers that it never comes up.
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Cannot change column used in a foreign key constraint
I got this error when i was trying to alter my table.
3 Answers
3
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What is the reason for having '//' in Python? [duplicate]
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In Python 3, they made the / operator do a floating-point division, and added the // operator to do integer division (i.e. quotient without remainder); whereas in Python 2, the / operator was simply integer division, unless one of the operands was already a fl...
How do I programmatically “restart” an Android app?
...eally kill/restart an application on Android. In my use case I want to factory-reset my application in a specific case where a server sends a specific information to the client.
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