Top "Io" questions

How to Check if User input is from Barcode Scanner or Keyboard?

I am creating a p.o.s application for a cafeteria company in which the cashier scans his employee ID …

c# winforms io barcode-scanner

How do I read a delimited file with strings/numbers with Octave?

I am trying to read a text file containing digits and strings using Octave. The file format is something like …

io octave

What is StringIO in python used for in reality?

I am not a pro and I have been scratching my head over understanding what exactly StringIO is used for. …

python string caching io

Too many open file handles

I'm working on a huge legacy Java application, with a lot of handwritten stuff, which nowadays you'd let a framework …

java file io solaris

Java: what exactly is the difference between NIO and NIO.2?

I don't quite understand how different they are from each other so I have some inquiries regarding these two packages. …

java io nio difference

How do you merge two input streams in Java?

Having two InputStreams in Java, is there a way to merge them so you end with one InputStream that gives …

java io inputstream

fs.readFileSync seems faster than fs.readFile - is it OK to use for a web app in production?

I know that when developing in node, you should always try to avoid blocking (sync) functions and go with async …

node.js localization io

What does >& mean?

I was a little confused by this expression: gcc -c -g program.c >& compiler.txt I know &&…

bash io file-descriptor io-redirection

What is the correct printf specifier for printing pid_t

I'm currently using a explicit cast to long and using %ld for printing pid_t, is there a specifier such …

c io printf pid

BufferedInputStream into byte[] to be send over a Socket to a Database

I have been looking around for an answer to this, but couldn't really find anything on it. Earlier today, I …

java arrays io bufferedinputstream bufferedoutputstream