Web services are software systems designed to support interoperable machine-to-machine interaction over a network.

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3answers
697 views

How to implement Cache in web apps?

This is really two questions. Im doing a project for the university for storing baseball players statitics, but from baseball data I have to calculate the score by year for the player who is beign ...
4
votes
1answer
698 views

DAO/Webservice Consumption in Web Application

I am currently working on converting a "legacy" web-based (Coldfusion) application from single data source (MSSQL database) to multi-tier OOP. In my current system there is a read/write database with ...
1
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1answer
197 views

Publish/Subscribe/Request for exchange of big, complex, and confidential data?

I am working on a project where a website needs to exchange complex and confidential (and thus encrypted) data with other systems. The data includes personal information, technical drawings, public ...
9
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1answer
2k views

How to build a good service layer in ASP.NET?

I have looked through some questions, technologies for building a good service layer but I have some questions regarding this that I need help with. First some information of what I have for ...
1
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3answers
1k views

Java web app, with plugin framework and ability to connect to source for updates

I've searched all around for some good sources, but either have been searching for the wrong keywords, or I'm just missing something. I'm looking to redevelop a web app I've been using for some time ...
13
votes
7answers
717 views

Why is a small fixed vocabulary seen as an advantage to RESTful services?

So, a RESTful service has a fixed set of verbs in its vocabulary. A RESTful web service takes these from the HTTP methods. There are some supposed advantages to defining a fixed vocabulary, but I ...
0
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2answers
491 views

How to build a web service to detect content change(s) at an external website?

I'm researching ways to build a web service to periodically traverse a predetermined list of web pages (of another external website) to detect if a page's content has changed from editing of the ...
22
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3answers
14k views

Should cookies be used in a RESTful API?

I'm specifically interested in how users perform authorized / authenticated operations on a web API. Are authentication cookies compatible with the REST philosophy, and why?
3
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2answers
799 views

Storing images in file system and returning URLs or virtually resizing and returning byte arrays?

I need to create a REST web service to manage user submitted images and displaying them all in a website. There are multiple websites that are going to use this service to manage and display images. ...
21
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4answers
8k views

REST - Tradeoffs between content negotiation via Accept header versus extensions

I'm working through designing a RESTful API. We know we want to return JSON and XML for any given resource. I had been thinking we would do something like this: GET /api/something?param1=value1 ...
6
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1answer
397 views

Are there established practices on versioning of a shared web service?

We are working on an ASP.NET-based XML Web Service that we will be using for our own purposes as well as using it as part of a product offering for our integration partners. Once it goes live we ...
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2answers
246 views

Does Service-Oriented Architecture require the robustness principle?

I try to migrate more and more of our IT infrastructure to a Service-Oriented Architecture (SOA), that means separation of independent tasks and implementation of this tasks as decoupled services, ...
6
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2answers
3k views

What technology is needed to create a live video streaming service?

I am curious as to what technology is needed to create a service such as stageit.com and livestream.com. What hardware and software is involved, besides a camera and microphone, from the broadcaster's ...
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1answer
330 views

Which books are good resources for designing APIs [closed]

I am looking for a book on how to design a web-service API. I'm constrained to using RPC-style Web services. In particular, I'm looking for guidance on [balancing...] granular vs course services ...
13
votes
2answers
13k views

What is a recommended pattern for REST endpoints planning for foresighted changes

Trying to design an API for external applications with foresight for change isn't easy, but a little thought up front can make life easier later on. I'm trying to establish a scheme that will support ...
1
vote
2answers
142 views

Releasing patches and updates to web service users

I have written one web services using Java. Its already live (up and running). During development I have SVN (repository) + Jira for task maintenance + Maven for building the web services. Now I ...
4
votes
2answers
372 views

Choosing right technology for messaging system

I'm working on a messaging system for two years now, the system was written by a long ago gone team and involves emails and document processing. The basic process is: Receive an email, parse it, ...
3
votes
2answers
269 views

Getting and maintaining data from a large number of sources on the web

For the sake of an exercice I want to aggregate price listings with prices coming from a series of web sites in a structured form (XML, JSON...). If I have control on both sides how can I go about ...
5
votes
3answers
6k views

Best method of communication between your app and your website? PHP, Web service, etc

I am creating an application which I would like to have communicate with my website. The app will have to get data for a particular app user from the website's database. I am unclear as to the best ...
4
votes
1answer
1k views

If ASP.NET MVC 4 supports RPC style communication what does that mean for WCF?

From http://www.microsoft.com/download/en/details.aspx?id=28942 ASP.NET MVC 4 also includes ASP.NET Web API, a framework for building and consuming HTTP services that can reach a broad range of ...
11
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5answers
508 views

How can you effectively use web services in an enterprise environment if you can't use transactions?

The place I'm working at is trying to establish some ground rules, and the debate we're having now is local libraries vs web services for code reuse. Web services seem to be the popular pick in most ...
1
vote
1answer
5k views

Why should I use JAX-RS REST instead of normal servlets?

I'm teaching myself J2EE technologies using Glassfish as my webserver and EJB container. I'm very interested in learning REST as well, and developing an application that is adherent to the rules of ...
3
votes
3answers
309 views

Feedback on this back-end stack

I'm planning to setup an scalable architecture capable of providing web services on a REST interface where JSON will be sent as a result. The web services will be quite simple for a CRUD web 2.0 app. ...
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votes
2answers
501 views

How REST is used outside of the web

I was recently reading the Wikipedia article for Resource-Oriented Architectures (ROA) and stumbled across an article that made the assertion that, although REST is a technology that is very-well ...
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1answer
640 views

RESTful web service and delta updates - advantages and disadvantages

Our front-end developers have requested that the RESTful Java web services to support delta queries. The use case for this is to handle periodic ajax refresh of the screen to bring in new data ...
2
votes
2answers
103 views

What services exist for finding someone specific to then run your own peer to peer software with?

If you give people peer to peer software (such as a web sockets application if the peer to peer part gets implemented, but could be anything) the first step for some kinds of applications is to find a ...
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4answers
4k views

Maintaining referential integrity between a mobile client and a server

So I have a relatively simple system. A mobile client creates records in a sqlite database that I would like to have synced to a remote SQL server (that is shared with other mobile clients). So when I ...
9
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4answers
8k views

Best way to maintain data between local and remote sql databases

So I have, what would seem like a common question that I can't seem to find an answer to. I'm trying to find what is the "best practice" for how to architect a database that maintains data locally, ...
6
votes
1answer
462 views

Help me understand how to stream video

I'm an experienced PHP web developer that is looking to understand the options available for streaming video. What I have: a video processing system (this one) that can provide output to various ...
1
vote
2answers
208 views

How should an administrating web application control a WCF service's entities?

We have a WCF Service (self-hosted) which can receive several types of calls from the outside, each call encapsulates a business logic procedure. We need to construct a web application which will act ...
2
votes
2answers
407 views

Dealing with large amounts of web service requests and storing that data

I have a desktop application that sends a POST request to my website every 5 minutes. This post request can contain a variable amount of data about the PC sending the request, but typically it ...
5
votes
3answers
194 views

How can I license networked applications?

I have five applications residing on servers. Some of these applications are socket (C/C++) based, others are web based (Java, PHP). I need to give licenses to these applications on the basis of the ...
15
votes
2answers
5k views

Suggested HTTP REST status code for 'request limit reached'

I'm putting together a spec for a REST service, part of which will incorporate the ability to throttle users service-wide and on groups of, or on individual, resources. Equally, time-outs for these ...
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3answers
6k views

Understanding and developing web services

This question is in conjuction with How would you approach developing a Hotel Reservation System? The solution to a system with different interfaces (or clients I should say) is to go with developing ...
6
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3answers
890 views

Carpool logical architecture

I'm designing a carpool system (drivers can publish their routes and passengers can subscribe to them) with WebServices(axis2) and Android clients (ksoap2). I have been having problems with the ...
4
votes
1answer
569 views

Eloqua API Full Code Example in JAVA

Is there anyone out there who has mastered to retrieve some data programmatically from Eloqua? First of all, I'm more or less a newbie, as far as JAVA. I can follow tutorials, take directions and ...
2
votes
4answers
179 views

Is it typical for a provider of a web services to also provide client libraries?

My company is building a corporate Java web-app and we are leaning towards using GWT-RPC as the client-server protocol for performance reasons. However, in the future, we will need to provide an API ...
3
votes
2answers
6k views

Recommendation for a book that explains web services in java [closed]

I am new to web services. I have been working with Java web applications for the past 3 years. Are there books that explain the basics of web services clearly. I have read Starting Java Web Services ...
4
votes
3answers
263 views

Creating a webservice API - how much “credit” should I give the client/developer

When creating a web service API, how much should I count on the developer to act by my rules? We are really aimed on creating an API so the developers shouldn't develop client side logic too much... ...
4
votes
3answers
1k views

web Service - what happens when client doesn't get the response?

We have developed a WCF service which acts as an API to our system. some of the methods expose functionality which eventually writes and updates data to DB. Lets say that the client sent one of ...
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votes
3answers
406 views

What scripting language to use for large file transfers on windows xp client machines

I'm a java developer that is tasked with creating some scripts that will handle large xml document file transfers by hitting some web service api's from windows xp client machines. There may be other ...
8
votes
2answers
2k views

Has anyone ever claimed a warranty on an SSL certificate? [closed]

SSL certificates often advertise varying amounts of warranties or guarantees, for example $500,000 or $1m. My question is, in the history of SSL, has anyone ever actually successfully claimed one of ...
4
votes
3answers
943 views

When do I need web services?

Are there any general guidelines to understand when I should consider using (as a eat-your-own-dogfood) and providing web services, and when I shouldn't worry about them? Or, any reading materials you ...
7
votes
1answer
460 views

Patient Record Tracking System

Background At a medical facility, staff can remove patient records (file folders) from a room. The room is locked using a standard tumbler lock (i.e., no swipe cards). The medical facility does not ...
0
votes
1answer
107 views

How to get familiarized with certificate generation

I am supposed to work on web Services (using Apache CXF and Spring ) I was asked to get familiarized with certificate generation, as we will need to generate certificates going forward for the web ...
11
votes
5answers
1k views

You write the server, I write the client: Best practices for designing an API?

I'm working on a brand new application that involves a client and a server. Specifically, it's a native mobile app talking to a web server, using a custom API that we will define. I was hired to write ...
7
votes
8answers
726 views

How much data should be required in a request to a webservice?

When recieving data from clients how much data that you provided to them should you require back from them? For example when clients order a product from a webservice should they just need to provide ...
13
votes
5answers
2k views

What are the deciding factors in choosing to expose a web service as a SOAP or REST service?

As far as I can see consuming SOAP requires a SOAP stack, so it is harder for your clients to consume i.e. they need to ensure that they have a SOAP stack in place that formats the POST data and the ...
0
votes
1answer
868 views

With ASP.NET MVC actions, should I use web services?

In ASP.NET Web Forms if you want to use jQuery and call a method directly, you should either implement a web service, or use Page Methods. Also you can use Generic Handlers (.ashx files). However, in ...
0
votes
2answers
286 views

Using Microsoft Office software as part of my web service backend?

What licensing issues arise if I install and use Microsoft Office software (in this case Visio) as part of my web service backend? My company's flagship piece of software can convert Microsoft Visio ...