Stream processing is consuming an input stream or sequence of bytes with some format, processing the data as it arrives, and translating it into another format in a related output stream.
-1
votes
0answers
19 views
Comparing Function Pointers in Stream Class [on hold]
I'm trying to write my own stream class. It will do something with the input and pass it on to std::cout. So far I passed functions operating on the stream (e.g. std::endl) on to cout. Now, I want to ...
3
votes
3answers
98 views
Streams: what has happened after instantiation but before reading?
I'm trying to grok streams - my world is C# but I suspect the principles are general.
I understand the general principle of reading/writing bytes from/to a store. However, what I don't understand, ...
2
votes
0answers
48 views
Upload, convert, and store multiple different product data feeds into a database
I'm not sure if this right location for this question, but here it is.
I currently have about 30 different CSV or TXT product data feeds. I am trying to build a tool to
1) upload each feed
2) ...
-4
votes
0answers
31 views
Store twitter feed into database [closed]
I want to read twitter feed using their streaming API.
And then store the required feed into my maria database.
I don't think simply calling the db logic won't handle the incoming data as the feed is ...
2
votes
1answer
80 views
Feeding std::streambuf for Non-Blocking std::istream Read
I want to write small library to guide a child process for a specific needs (not trying to reinvent bicycle here).
My needs includes reading from child stdout and stderr. I want to implement this as ...
4
votes
1answer
172 views
How is one supposed to deal with the intermediate buffer of DataReader class?
Summary
I am developing a WAV file format reader under WinRT, and for this I need to read random amounts of structs consisting of fundamental types such as int, uint, float and so on.
Back in ...
12
votes
3answers
856 views
Why should I use “functional operations” instead of a for loop?
for (Canvas canvas : list) {
}
NetBeans suggests me to use "functional operations":
list.stream().forEach((canvas) -> {
});
But why is this preferred? If anything, it is ...
3
votes
1answer
71 views
Is web sockets the best solution for my problem?
I have created a Slackbot that integrates with Submittable.com. For example, I can trigger a response that displays all current submissions in Slack.
I now need my Slackbot to post in Slack whenever ...
0
votes
0answers
76 views
Calculating audio delay to eliminate echo in VoIP
In this issue, the microphone at point A records audio, compresses it, and sends it to the server at point B somewhere "in the cloud." The point B server then figures out what rooms the recorded ...
1
vote
1answer
124 views
Know file size with a base64 string
I do not have very clear what a base64 string is or how it is related to a file.
Right now I have a website that uploads an image as a base64 string to my server. This string is converted back into a ...
2
votes
0answers
74 views
What type of buffer should I implement for a one-way streaming audio device?
I'm working on a project where audio data is streamed to a device. The audio data is encoded via opus and streamed at 20 ms payloads at a time. The streaming is done via TCP to avoid packet loss ...
12
votes
3answers
487 views
Is it a sane thing to return Streams wherever we would normally return Collections?
While developing my API that is not tied to any legacy code, I often find myself writing methods that are purely Streams pipeline terminated by collecting the results. Like this one:
...
0
votes
2answers
131 views
MJRTY - A Fast Majority Vote Algorithm isn't work [closed]
The MJRTY algorithm sets out to solve the problem of finding the majority element in a stream (an element comprising more than 50% of the stream). Moore proposed to solve this by using only 2 pieces ...
0
votes
1answer
101 views
Question on RC4 algorithm
I started reading RC4 from a book and was not able to understand some phrases correctly.
The RC4 algorithm is remarkably simple and easy to understand. A variable length key of from 1 to 256 bytes ...
1
vote
1answer
239 views
Using streams to connect programming languages
I'm trying to run a computation-heavy program that creates an image on a website. Is it possible to compute in C++ and have an output stream that connects to an input stream in Node.js to display an ...
1
vote
1answer
200 views
Finding a solution for interleaving multiple data messages into one network stream (in QT framework)
I need to find a solution for high throughput network data interleaving in my QT framework based windows application.
My application is based on server/client architecture. The client connects to a ...
20
votes
4answers
6k views
What is a byte stream actually?
Can anyone explain me what byte stream actually contains? Does it contain bytes (hex data) or binary data or english letters only? I am also confused about the term "raw data". If someone asked me to ...
