Questions tagged [client]

A client is an application or system that accesses a service made available by a server.

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2
votes
1answer
62 views

Async tcp socket client: send multiple requests with one connection

I'm new to socket programming and c++. I have a the following method that sends an array to server and receives sum of the array, I tried to make it async. ...
4
votes
1answer
85 views

TCP Multithreaded Server and Client C#

I created a TCP Server and Client and I really would like to know if its any good in regards of performance and code quality / safety. I hightlight the server and client class here. If you need more ...
2
votes
0answers
45 views

API Client and usage implementation

I'm really bothered with my approach in this, as I'd like to use the client in multiple projects. The client is just extending Guzzle and I'm using a factory method to initialize the client with the ...
3
votes
0answers
76 views

C++ Crypto: Part 4- Scram

Looking around for modern Crypto libraries. Could not find anything good. I know I probably did this all wrong so work with me here. There will be four different reviews for four structures that build ...
3
votes
0answers
47 views

C++ Crypto:Part 3-pbkdf2

Looking around for modern Crypto libraries. Could not find anything good. I know I probably did this all wrong so work with me here. There will be four different reviews for four structures that build ...
4
votes
1answer
77 views

C++ Crypto: Part 2- HMAC

Looking around for modern Crypto libraries. Could not find anything good. I know I probably did this all wrong so work with me here. There will be four different reviews for four structures that build ...
4
votes
2answers
121 views

C++ Crypto: Part 1- Hash

Looking around for modern Crypto libraries. Could not find anything good. I know I probably did this all wrong so work with me here. There will be four different reviews for four structures that build ...
4
votes
1answer
61 views

“Wraith” client (RAT) performance

I'm working on a Remote Admin Tool (nicknamed Wraith) which works over HTTP. The code is ugly so far but I'm mainly worried about performance and robustness. Can anyone offer any suggestions as to ...
3
votes
0answers
435 views

C# Rest Client Benchmarking

I build a C# Rest Client library / framework. I noticed that it seemed to be significantly faster than RestSharp for GET at least. So, I decided to put together some benchmarks comparing it to other ...
3
votes
1answer
114 views

Java Networking Framework

So I've just written a framework that is supposed to make it easier to create a network-based application (client-server) using the native java.net package. I was wondering if the structure of my code ...
6
votes
1answer
106 views

Custom HttpClient implementation for third part usage with sync/async calls

I'm doing an implementation of HttpClient that is built in a NET Standard project, which will be used as a base to build and process JSON requests/responses for a third part REST API. Client is built ...
2
votes
2answers
412 views

Server and Client programs for guessing game

I recently had to complete this for a school assignment and I really enjoyed it, but was hoping someone with experience in OO design or maybe just Java in general could have a look and point out ...
1
vote
1answer
86 views

Kotlin Android request client

As part of an android app, I've written a simple wrapper that makes requests to an api and fetches stuff. ...
3
votes
1answer
43 views

Get list of new questions from Stack Overflow

I would like to write a little pet project using Clojure to study it, something like Stack Overflow client. Here is a my first code to get list of new questions from site. I am in the very beginning ...
2
votes
1answer
106 views

Script to get available IP automatically

Recently I made a script to get available IP automatically. I was woundering if anyone can give me tips on how to make this code look better, preferably in a class and OOP. I'm gonna show the code to ...
6
votes
2answers
166 views

Python gRPC shopping cart service

The .proto file is as below: ...
12
votes
2answers
161 views

HTTP C++ Implementation

this is the first time I've requested a code review. I'm writing a piece of software in C++ that will use HTTP for communication. I wanted to do it myself to learn and then have someone review it and ...
1
vote
0answers
37 views

Temporarily block API calls when server sends a 503 response

I have a scenario in which I call many APIs throughout my application lifecycle. In case the server sends me a 503 response code, it will also send a lockdown object which has a timestamp associated ...
2
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0answers
48 views

REST API request automation [closed]

I created a class to automate some requests for an API. Can I improve this code in any way? The code itself is very simple and easy to understand. ...
1
vote
1answer
34 views

Read message protocol socket c

My code recovers all sent messages (ending with "\r\n") in function read_message. I would like to improve this code, make it more efficient? If it's possible, I am ...
4
votes
2answers
266 views

PHP script that writes a JSON file with iextrading API data

iextrading has two APIs (v1, v2) which provide financial market data. Following script records a JSON file with their equity information (using a CRON job). Would you be kind and review it for any ...
8
votes
1answer
975 views

TCP client and server API

I made a server and client API for TCP connection. It is intended to shorten the work you need to do to prepare the server and client. It's separated into 3 projects - ...
5
votes
2answers
326 views

CloudFlare Dynamic DNS Update Script in Python 3

I have a computer that roams, but needs to have an FQDN attached to it for certain reasons such as email system integrations or testing email via a testing SMTP server that requires valid FQDNs and ...
3
votes
0answers
86 views

Network abstraction layer for a JavaScript JSON API client

I'm rewriting collection-json.js, a client for Collection+JSON. (Collection+JSON is a HATEAOS API media type built on top of JSON.) My Goals: Remove CoffeeScript webpack UMD so it can be used via ...
5
votes
1answer
77 views

Socket client-server app for exchanging sine-wave points

I wanted to try C# network programming and wrote this simple client/server application. The idea is - many clients can connect to server and request some data. As an example they request a set of ...
1
vote
0answers
120 views

Simple overlapped IO single threaded client

I wanted to make a single threaded network client that only uses a single connection to a server. IOCP seems like overkill but overlapped IO with event notification I think is the most performant of ...
15
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1answer
5k views

Event Based TCP Library

A while ago, I wanted to make a multiplayer game, so I wrote some TCPClient and TCPListener code, and it worked, but it was ...
2
votes
1answer
401 views

Class to make Web Service calls

I've a web service class to handle all requests to the external service. All the methods are very similar, so I want to refactor this into DRY code. This is an app in Xamarin.Forms. I'm making the ...
3
votes
1answer
126 views

Issue tokens concurrently with synchronization per client

I have an API application with token authorization. A token is valid for one hour. Each business client has its own instance of the API application: ...
0
votes
1answer
68 views

First Time Programming Sockets

The following code was my first attempt at creating and manipulating socket variables. I compiled and ran the code through cmd. What are the most common ways to organize methods in both a server and ...
1
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0answers
96 views

Server Client in socket c

This is a lib I am doing to interact with sockets. :) Here is the main file: ...
4
votes
0answers
2k views

UDP chat program with server, client and listener

This is a little chat program that I have been working on and I want general feedback such as feature suggestions, efficiency comments, etc... The server will setup a DGRAM socket and constantly ...
2
votes
0answers
40 views

Undocumented API client / wrapper in Python

Got the go ahead to make an API wrapper for an undocumented web API. Hoping to get some feedback on my code and design choice. I've been going back and forth and haven't been able to really feel ...
7
votes
2answers
1k views

Extendable REST-Client

I've been working on a REST-client. The client itself provides only very basic and generic functionality. Everything else is done with extensions. Its raw usage does not need to be convenient but ...
3
votes
0answers
186 views

Chat program with C++ and SFML

This is my client code: (My server is very similar at the moment but I will upload it below this one just in case somebody wants to run it) ...
7
votes
1answer
263 views

ApiClient with http communication in Qt

This is my first code review request on this page. I tried to simplify my ApiClient as much as possible. The full version is also on GitHub. I thought very long about how to design the API client ...
1
vote
0answers
1k views

Winsock chat server and client application

I have made a C++ command line chat with server and clients as a hobby project. Here is the GitHub link. ...
6
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2answers
2k views

Networked Chat App in Python

I'm a highschool student with a passion for Python, and this is my first try at networking. GitHub server.py ...
7
votes
1answer
341 views

Getting prices of crypto coins

I have been working on this Raspberry Pi project for a while. It uses the Poloniex API to get prices of crypto coins and it shows the prices on multiple OLED displays. The displays use different i2c ...
-2
votes
1answer
166 views

Document Management Properties and Searching

This is the 'middle-ware' for a document management application. A document has properties which describe it, and allow users to search for it. The server will interact with the database, and the User-...
5
votes
0answers
126 views

Writing service/network layer for mobile apps

I have an app that gets and posts blog posts to and from a server. Right now I have a network client object which is passed into a service object. The service object is created and called from an ...
3
votes
1answer
189 views

Get external IP and update ddns service

I've created a cli application that consists of a package with 2 functions. One to get the external ip address, and another function to update a dynamic dns record at dns.he.net. Both are then used in ...
6
votes
3answers
5k views

My first implementation of a client/server application

Well, it's 2 applications really. Each one does its own stuff on the front-end. It's the networking that I'm most concerned about. The Server starts listening for connections on the specified port as ...
5
votes
1answer
165 views

C - Client Server application

I must create a client-server application. This application must calculate the average and variance of a sample. The client sent the number in this format: 2 3 4, where the first number mean how many ...
4
votes
4answers
331 views

Handling Server Responses

I'm not 100% sure this is the right place to post this. It is not about the specific code being written, but more about the design of the code. (Of course any constructive criticism is appreciated) I ...
2
votes
0answers
75 views

API client for a package shipping system

I would like to implement a higher level design pattern here but I am a bit stumped, How can I improve this code and make it more object oriented? ...
2
votes
1answer
72 views

Get application credentials from linked array obtained from Cloud Foundry API

I am new to Java and I use the following code to retrieve parameters from a linked hash map from the Cloud Foundry API. My question is if there is a better way to do it in Java? ...
2
votes
2answers
233 views

TranslateIt class using the Yandex translation service

I wrote a class TranslateIt for translating text files with Yandex.Translate service. I feel the code is rather bulky. Is it ...
1
vote
1answer
27 views

Class for Stripe transactions

I just wonder whether it is a common approach to hit the third-party API and fetch values within the initialize method? Ex. ...
6
votes
1answer
631 views

Library to be used against a specific REST web service

I have been trying to generate a basic library that I can use at work, to call different REST calls towards a software vendor that we are using. I would love someone's opinion on it, and what I could ...