A client is an application or system that accesses a service made available by a server.
3
votes
3answers
65 views
Multithreaded Client/ Server communication
This is my first network programming codes writing for a client who has the following requirement:
My Server has to run 24*7*365 for multiple clients at the same time (concurrency).
Their Client (...
-1
votes
0answers
19 views
console line chat application [on hold]
I have written a console line client-server chat application and I need it to perform a couple of actions.
1) send - this method takes the command 'send' along with the connection ID and the message ...
3
votes
1answer
75 views
Multi Threaded Server client communication where clients can signal the Server to shutdown
I have 3 classes: Server, Client, RequestHandler
It's about reading out commands and executing them
What the programm does:
1) The Server starts, opens a ServerSocket and starts listening for Clients ...
3
votes
1answer
30 views
Client Server code in OCaml style
I have a piece of code that works but, as I start learning OCaml, I am not confortable with the "functionnal style" to write code.
The following code create two threads. One for a tcp server that ...
3
votes
2answers
115 views
“Two way” HTTP Client
In one of my applications I make requests to a server. However, that server may at some point start making requests to my application as well. The server also allows polling, this means that I am able ...
3
votes
0answers
46 views
Check the latest internet connection speed
On the journey of learning software design I am now taking a slightly different approach and thinking to focus on some real world projects. After code reviews I would be publishing them to the ...
5
votes
1answer
125 views
Simple Go TCP server and client
I'm a Go (and programming in general) newbie and the task was to program a Go server that would accept incoming messages, take each line, reverse its order and case and send it back. Besides doing ...
2
votes
1answer
69 views
Android network API request
I often use a similar scheme work with an API project. Can it be made easier, or is there a standard approach?
This class creates an API request:
...
1
vote
1answer
65 views
C++ Socket Part-2
In my ongoing attempts to become a better blog writer I have some written some more code that needs reviewing.
Full Source: https://github.com/Loki-Astari/Examples/tree/master/Version2
First Article: ...
4
votes
4answers
647 views
C Socket Part-1
In my ongoing attempts to become a better blog writer I have some written some more code that needs reviewing.
Full Source: https://github.com/Loki-Astari/Examples/tree/master/Version1
First Article: ...
0
votes
1answer
29 views
Accessing SharePoint's Managed Metadata TermSets Locally and Remotely
I have written a small program which has 2 main classes :
ServerSideMMS: This can access the SharePoint Managed Metadata Services, but only from the server which ...
1
vote
1answer
108 views
Telegram - GetUpdates Process
My code fetches telegrams from a server periodically in the background. The server API is documented here. What do you think of the way I do multithreading by handling my ...
4
votes
1answer
85 views
Common client server implementation
I have created a common C file for a basic client server. It works fine on my Linux setup. Please provide your comments/suggestions on how the code can be optimized/enhanced.
After compiling we need ...
5
votes
1answer
125 views
Game Networking between 2 players
I'm making a game and I want to establish a network connection between 2 players through a server(so the players are clients).
So far all I have is:
...
5
votes
2answers
473 views
Video streaming client
I have written a client for streaming video playback.
The client uses two threads, a receive thread and a decode thread. Events are fired off periodically for drawing a completed frame onto a SDL ...
12
votes
1answer
2k views
HTTP request and HTTP client abstractions
I am trying to make an OOP abstraction for a very simple HTTP client. I have also created a simple abstraction for a (GET only for now) HTTP request.
I am using ...
0
votes
1answer
62 views
Server / client desynchronisation of messages [closed]
I'm trying to build a game where a client gets to play against a server in a game of Tic Tac Toe. I've built the game and followed a somehow structured design of how the game is supposed to happen, ...
15
votes
2answers
172 views
Semi-primitive IRC bot serving as learning project
I'd say currently my understanding of C# is within the range of (1Beginner-10Intermediate) a solid 4-5. Thus I am seeking to broaden my understanding of C#; I've started coding an IRC bot to improve. ...
2
votes
2answers
325 views
Simple TCP client-server solution
I have implemented a simple client-server solution using Java sockets and useful classes from java.util.concurrent.
The communication protocol is rather simple:
...
3
votes
3answers
126 views
Simple UDP server/client written in Python to report back IP address
I'd like to get some feedback/criticism on my attempt to write a simple client/server application that reports back the (client's) global IP address.
It would be nice if you could comment on the UDP ...
0
votes
1answer
112 views
Client for many similar kinds of REST requests
I have a class that makes calls to a Web API (Using RestSharp), which works fine but the code is super ugly. What would be the best way to refactor it? I thought of just doing a Facade pattern so all ...
1
vote
1answer
295 views
Very basic networking in Java
This question presents two rather small Java programs: the first one is a simple client that reads text from command line and sends it to the server (TextSender.java); the server does nothing more but ...
3
votes
1answer
68 views
Renaming video files based on episode title lookup
I'm new to F#, so I've ported an old Python script I have to F#. It scans a directory for files named something like Game.Of.Thrones.S01E02.xvidblahblah.mp4 or <...
5
votes
1answer
5k views
Multithreaded client server socket
I have created this library mostly for a learning experience with sockets and threading.
For this review, focus on socket/threading. Let me know if I properly implemented both. If you want to comment ...
4
votes
1answer
89 views
Ruby script that deletes servers from Red Hat Satellite
This script uses the Red Hat Satellite v5.4 API to delete servers which are read in from a file. The servers are listed in the file by hostname but the Satellite API deletes servers by ID number. The ...
2
votes
1answer
238 views
Moving DTOs between server/client
I am developing a server for a web-client. Basically it's just a simple CMS to modify some data. My problem is that I never had a project like this where I have to take care about the server and the ...
14
votes
5answers
844 views
Raw Text TCP Client
Yesterday I posted a request for a code review. After reviewing the code and the reviews, and after some sleep, I decided I can do better. In fact I logged on with the intent of deleting the question ...
5
votes
2answers
2k views
Private client-server chat
I try to create a private chat with Python but I don't know best practice.
It's only for study purpose, I'd like understand the logic behind a simple private chat with socket and the best mode to ...
2
votes
2answers
9k views
Validating multiple EditText fields
I am using the following method to validate if user has given any input or left an EditText empty. I am concerned about the ...
4
votes
3answers
128 views
RFID financial transaction
I have this code below which establishes connection to server (from device).
Basically assembles some buffer, sends it to server, gets response, parses and prints it. I would appreciate if someone can ...
3
votes
1answer
302 views
Loop for downloading file from the server (in client-server application)
In my client server application, client sends some commands and the server gives the results back.
Now my special concern is about the looping for downloading file from the server class, that is ...
3
votes
2answers
671 views
Client-server application
This is my very simple client-server application. Client sends some commands to the server and server gives back the output to the client. However, my special concern is about the GET command sent to ...
4
votes
1answer
137 views
C# Chat - Part 2: Client
This is the second part of a multi-part review. The first part, the server for this client, can be found here.
I've been building a simple C# server-client chat-style app as a test of my C#. I've ...
2
votes
0answers
911 views
Netty connecting to multiple servers
I am using netty to connect to multiple servers, query for an item, and aggregate the results in my Client. The code below works, but I am unsure if it is the best way of achieving my goal. Also, I'm ...
7
votes
3answers
4k views
TCP Chat (Server/Client)
I'm looking for some hints or advice regarding efficiency, performance and some good coding practices. Also I'm curious about synchronization. The server is multithreaded, so I think some operations ...
3
votes
1answer
443 views
Basic TCP server client application
I've written a basic server/client application to use in an automation application written in C#. The code is working pretty good, but I have a few thing I want to improve:
Server:
...
4
votes
1answer
223 views
Passing API data chunk per chunk to its socket clients every M seconds
Let's say that I want to query some API which will respond with array of random numbers:
[4, ..., 17, ..., 25]
To keep things simple enough, let's say that array has always 10 elements. For ...
2
votes
1answer
2k views
Simple TCP Client Server application with receive side only
I wrote simple TCP Client Server application, I was wonder could you please review my code. I would be grateful for any hints and tips regarding to logic of app, coding style or naming convention.
...
4
votes
1answer
765 views
Reading and Parsing JSON from a Game Server
This is my naive (but currently working) attempt at reading JSON commands from a Java game server in Objective-C. I am afraid I might be doing something wrong, so hopefully this question will be a ...
7
votes
1answer
93 views
Dictionary synonym lookup via networking
I have a small TCP service running on port 4444 which, given a word, will look up synonyms in a dictionary. Below is my Scala code for connecting to the socket, sending the lookup command and parsing ...
3
votes
2answers
1k views
Simple IPv4 and port validation for chat client
This is part of my chat client's code. It works fine but it looks messy. Any ideas?
...
3
votes
1answer
715 views
Multi-user server connection handling
I'm writing a program and I have a server that needs to be able to handle multiple client connections at once doing many different things.
I'm using the Qt library, so I handle new connections like ...
4
votes
1answer
230 views
How do I add JDBC and Queue functionality to a simple server?
I would like to add some capabilities to the server. Firstly, it should accept and handle connections with multiple clients, so that there are no mixups between clients. Secondly, there should be ...
19
votes
3answers
20k views
HTTP Client requests done right
As advised by many, I am using a client pool - specifically the Apache PoolingHttpClientConnectionManager.
For simplicity I wrap it in my own simple singleton class. Sorry about the rather OTT ...
8
votes
1answer
9k views
Multi-threaded server socket
I'm somewhat new to network programming. I have a server that uses Ubuntu, which needs to send data quickly to about 50 clients.
As of now, I have about 50 concurrent connections (of course), and it ...
10
votes
1answer
3k views
Telling a client that there is no result via the DTO pattern
This is how I handle this situation right now:
For example, I have service that returns UserDto by user ID: GetUserById.
...
3
votes
2answers
372 views
Peer Review of TCP Client Program Code
I'd like to have this code looked over because I feel my approach might be very novice and there must have to be a more elegant or at least less "grunt-work" way of doing it.
I have to write a small ...
1
vote
0answers
326 views
Using a client from within a server in Python's Twisted
I am writing a server that serves an EventSource data-stream using Python's Twisted. Although this is my first time using Twisted, I hope this part of the code is acceptable.
To get the events, the ...
7
votes
1answer
7k views
Performant C# Socket server
I am creating a performant C# socket server. I'd like it to be able to accept as many simultaneous connections as possible. I've tested with 100 clients and all clients are fine. With 1000 however, ...
2
votes
1answer
370 views
Implementing a Java server
My biggest problem is attempting to remove a client when the "disconnect" button is hit. It doesn't work properly, and I'm not sure if my approach is best: sending out a list of all the current users ...
