A distributed application model where tasks are distributed between the server (service or resource provider) and clients (service consumer), normally connected through a network

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-3
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0answers
43 views

How to protect a private REST API in an javascript web application

I'm building a web application. It's basically a blog. There is a javascript client web application and there is a server that implements REST API. When user visits my blog, I use javascript ...
2
votes
4answers
48 views

Handle server-side/client-side when for showing missing information as placeholders

I have a database table which stores Incident details. Each Incident can have an image saved for it. There are some Incidents which will not have an image for it. I have an API which pulls the image ...
2
votes
2answers
38 views

Bulk update in client-server application

Sometimes when coding a client-server application, the client needs to make a bulk update. For example: "mark all pending orders as dispatched". To implement these I typically write specific ...
0
votes
0answers
65 views

Mutual Authentication in JSON or AJAX only?

AFAIK we must install the client-certificate into the users browser to connect with https-sites using server-certificates to have a mutual authentication. What about AJAX and JSON, can we connect to ...
3
votes
1answer
89 views

Is “friendly fire” session replay a valid concern?

I've been reading a lot about sessions and security, trying to learn as much as possible before writing too much code. I've read about limiting session replay by including a timestamp within the ...
-2
votes
1answer
221 views

How to access client application (Scanner or .exe) which are installed on client machine using Asp.net web application [closed]

How to access client application (Scanner or .exe) which are installed on client machine using Asp.net web application? I want to Access Scanner which are installed on client machine. I'm using a ...
1
vote
0answers
71 views

How to limit users of a service to a specific program

I have built an android game - I would like to add a "high score" leaderboard to it, such that people can show off how high they managed to score. How should I design it so that people can't "hack" it ...
16
votes
4answers
3k views

Why can't we use IP address instead of cookies in identifying the client in servlets?

I know we have some extra advantages in using the cookies over IP address, but my question is Why can't the container just remember the IP address of the client in identifying the client when he visit ...
0
votes
0answers
27 views

Implementing multiple tables for the same entity due to processing power on Client apps

I reached a design/architectural issue on the large application I'm working on, at the point of writing possibles solutions on a chalkboard. Our product consist of a client-server information system ...
0
votes
2answers
131 views

How to route messages between clients using a central server in Python

I've got three Raspberry Pis sitting around. I want 2 of them to be able to chat while the 3rd routes the messages (acts as a server between them). The general flow of events should be something like ...
0
votes
2answers
129 views

Server should accumulate several requests and to retrurn response for all

For example I have a server [c#] and 4 clients. When the first client sends a request to the server I want to push a notification to the other 3 clients that they should send a request to the server ...
0
votes
1answer
60 views

How to communicate side effects in a RESTful API on the server to the client?

I have been thinking a lot about Hypermedia REST-APIs for the last couple of weeks. One thing I am not quite sure about is how I want to model side effects on the server side. In my current project, ...
1
vote
1answer
317 views

Differentiating Standalone and Client-Server architectures

I was wondering what is the exact difference between a client-server and a standalone application, particularly in following scenario. For example lets say there is a win forms application running on ...
4
votes
3answers
382 views

Dividing responsibilities between client and server

I'm working on a Web app that uses node.js on the server and AngularJS on the client. I'm new to Angular, but enables writing client-side applications that can be more self-contained than some other ...
0
votes
1answer
100 views

Making the server request with high priority

I need to connect to a server and do manipulation with respect to HTTP GET and POST for my application and the server is generally used to handle multiple users with heavy load and many users might be ...
5
votes
4answers
471 views

Managing client-side and server-side validations in one place

I'm 100% on board with the case that one should definitely use both client-side and server-side data validations. However, in the frameworks and environments I've worked in, the approaches I've seen ...
0
votes
2answers
67 views

Client/server model where the server rejects connections from *newer* clients

I'm using a piece of commercial software where the server will reject any attempt to connect to it from a newer client. In other words, you can use version 8 of the client to connect to a v10.0 ...
0
votes
2answers
209 views

Making server logic independent of client interaction

I'm trying to make a realtime multiplayer web-game in node.js with express framework and socket.io library. But I can't seem to make my server-side logic independent of client interactions. I want ...
0
votes
1answer
281 views

The user interface in a clean architecture with client / server model [closed]

I have been reading (and watching presentations) about subjects like: DDD, TDD, BDD, SOLID (principles), design patterns, clean code, clean architecture, agile project methodologies. All in all I ...
0
votes
1answer
219 views

How to maintain view logic separation with a server

I am writing a client server application. I wanted to fully separate the server logic, from the view. The first thing I wanted to to, is to make a sort of a message log. The server itself should not ...
0
votes
3answers
172 views

Desktop GUI Client - Remote RDBMS communication

Sorry if I am asking a trivial question but I have been searching for a while without any luck. I need to design a system and I am looking for advice on the technology that should be used. The layout ...
0
votes
1answer
215 views

The balance between client and server functionality

I want to bring the discussion that started in our teams and get your opinion about it. Assume we have an user account which could have different credentials for authentication and associated email ...
0
votes
1answer
106 views

Handling Server Response Timeouts [duplicate]

Consider the following scenario : User sends a request to transfer money. Server receives the request and transfers the money but the reply times out. The app reports failure. So the user tries to ...
1
vote
2answers
356 views

Client-server application design issue

I have a collection of clients on server's side. And there are some objects that need to work with that collection - adding and removing clients, sending message to them, updating connection settings ...
2
votes
1answer
355 views

How do you handle deployment configuration of your thick browser (html/javascript/css) clients?

Question For those of you working with html/javascript/css "thick clients", specifically those that work against some client-independent server API, how do you manage your deployment environment ...
1
vote
2answers
6k views

Difference between a server and a client [duplicate]

On a high level, this is my understanding of the difference between a client and server: a server listens on a host and a port, receives requests (e.g. through a socket connection), and then sends a ...
0
votes
2answers
238 views

Is it good practice on server/client systems to automatically install updates?

I'm working on an automated update system for a legacy server/client software package written in Delphi. The way I'm designing it is so the client's (customer's) server machine runs a service which... ...
2
votes
2answers
181 views

Building Websites: Fast Debugging Without a Browser

Is there a methodology to debug websites without a browser? Normally I use a web browser to view a results page. The slow debugging process confuses me a little. To correct an error I need to switch ...
2
votes
1answer
3k views

High-Load Java Server for Multiplayer

I am making a multiplayer game. Now I am trying to choose the technology to connect the android devices to the server. The clients run on Android, and the game is MMORPG. I would like to write the ...
2
votes
1answer
511 views

Better server to client communication mechanism over HTTP

I have a single server with several clients. I want to push messages to a particular client at a given time. Clients should not polling to the server. what are good patterns and practices to solve ...
2
votes
1answer
421 views

Client side authentication through signatures instead of passwords

I want to save some user-generated data with some signature of the user that generated it (let's say that the user has to fill some forms with some data and I want him to sign the written data). The ...
3
votes
1answer
308 views

Best Practices for calculating data in GIS-like web application

Let's assume that we have a simple GIS-like application, which presents (using Google Maps or anything similar) recorded tracks. Each track consists of points (data portions) with geo-data and ...
1
vote
2answers
1k views

Design pattern for client/server sessions? [closed]

Are there any common patterns or general guidance I can learn from for how to design a client/server system where the both the client and server must maintain some kind per-client session state? I've ...
1
vote
6answers
535 views

A simple definition of client-server [duplicate]

I'm looking for a simple definition of the concept of “client-server” I'd like something similar to this definition of state. ... That "thing/information" that you need to remember is called ...
0
votes
1answer
82 views

Handle invalid text on server or fix on client in Client-Server application

I have developed a protocol for a Client-Server application and developed it in conjunction with another developer. The client application at this moment is written for the mobile phone. The ...
2
votes
1answer
243 views

Application protocols and state machines: designing a complicated server

I'm designing and prototyping a server that has the following characteristics: during the daemon's initialization it spawns nine "manager" servers, each of which solves one part of the overall ...
9
votes
4answers
987 views

What are the advantages of a client/server architecture in webapplications as opposed to a server generated frontend application

In our company, we need to build a web interface onto an embedded Linux platform. I kind of see 2 options: You use a technology where the HTML and JavaScript is generated on the server side (Think ...
2
votes
1answer
270 views

How to verify data from localStorage on a server

On my mobile app, I am storing the username of a logged in person, and downloading some data for the given/stored username. When the user checks for updates to his data content on the server, the ...
1
vote
1answer
143 views

Design question about a concurrent forking server

I'm in the early stages of designing a client/server application. The clients will be batch programs that read a file of customer contact data (name, address, email address, phone no's) and pass ...
1
vote
2answers
610 views

How to plan a client/server app networking architecture to cope with multiple unrelated exchanges of data?

I'm coding a server/client application pair in Java, as I learn about it. I have basic functionality of sending a message to the server and parsing it but in thinking about the big picture of their ...
0
votes
1answer
445 views

Client-Server connection response timeout issues

User creates a folder in client and in the client-side code I hit an API to the server to make this persistent for that user. But in some cases, my server is so busy that the request timesout. The ...
1
vote
2answers
2k views

Thin client Web browser?

Many times i have heard people saying that a particular hardware to be running a thin client web browser. But from the definition of "thin-client", doesnt all browser qualify as a thin-client? as all ...
2
votes
3answers
851 views

Suggestions for connecting .NET WPF GUI with Java SE Server

BACKGROUND We are building a Java (SE) trading application which will be monitoring market data and sending trade messages based on the market data, and also on user defined configuration parameters. ...
3
votes
3answers
537 views

How to update dependency during runtime in my .NET application?

I have a server-client application. Sometimes the server is updated which requires some DLLs in the client to be updated as well (The DLLs are the dependencies of the main executable). For now, we ...
0
votes
3answers
510 views

Java developing server-client solutions [duplicate]

I am trying to get a job as Java developer. I have been developing web pages with Java for a while, but now trying to go to another path and develop server-client solutions. In this specific company ...