A specification (often abbreviated as spec) is an explicit set of requirements to be satisfied by a material, product, or service.

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What is the meaning of the data inside wave_format_ieee_float?

I made a program that connected to the microphone and captured wave_format_ieee_float data from it. I noticed that if I made a really loud noise the data seems to fluctuate between -1 and 1 (when I ...
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44 views

Should the developer help customer to write the user stories? [duplicate]

Recently, two guys contacted me and asked me to build their mobile app. They have a brand new concept and want an app quickly. I told them that I need some user stories and some specifications by ...
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4answers
864 views

Can we ever fully, completely specify anything? [closed]

This question is more theoretical than practical. Imagine we have an intelligent machine that if is fed with a fully complete specification of an object then that machine will produce exactly that ...
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115 views

Where can I find software project deliverables/ documents to help me professionally document my projects? [closed]

Hie guys. I have never been employed in the software development industry and when I do projects I usually just draw non-standard diagrams or used use case diagrams and class diagrams. This time a ...
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1answer
148 views

What is the reason that CSS variables are defined using two hyphen characters (--)?

CSS variables supported natively it's a powerful feature to develop complex web apps without some additional step as preprocessors. So, this is fantastic. But (at first) the syntax of defining ...
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4answers
161 views

Where do Interface descriptions belong in a spec?

At my job we have a fairly elaborate specifications model. Basically we need to create 3 layers of specifications where each subsequent level elaborates on the previous. We've got: the top layer ...
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2answers
266 views

How to define fixed priced software projects and how to argue what is inside scope and what is outside scope? [closed]

So here is what happened The customer gave me a list of things he wanted to have. It is a funding website. So to start a funding project he wanted to have certain fields in the "create/edit funding ...
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5k views

Experience of Python's “PEP-302 New Import Hooks” [closed]

I'm one of the developers of Ruby (CRuby). We are working on Ruby 2.0 release (planned to release 2012/Feb). Python has "PEP302: New Import Hooks" (2003): This PEP proposes to add a new set of ...
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1answer
456 views

Before you develop a web app, how much of a spec do you need? [closed]

If you were to accept a role as a full time web app developer responsible for creating a new application from scratch, how much of a defined specification and design would need and/or expect to start ...
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5k views

What grammatical tense should I write my specifications in?

We are currently writing functional and technical specifications in a two column format; summary sentence and technical detail. The details often refer to an appendix with diagrams, layout designs ect....
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3answers
422 views

Should I use future or present tense when writing a design spec document?

I'm writing a Design Specification Document for a college project and wondering about the tense I should use. The development on the project has not yet started, I'm just writing the UI design section....
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5answers
78k views

Two HTML elements with same id attribute: How bad is it really?

Just browsing the google maps source code. In their header, they have 2 divs with id="search" one contains the other, and also has jstrack="1" attribute. There is a form separating them like so: <...
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5answers
8k views

What to plan before starting development on a project? [closed]

Say I've received the specifications for a project from a client, and now its time to start developing it. Normally, I just start with the first module (usually user registration) and then go from one ...
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2answers
104 views

How imperative is the need of specifications being written down in case of a new project?

I have a new project to deal with. I'm the only one to deal with it currently (a kind of a personal project). It's likely that in the future there will be more contributors to it. Taking in account ...
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2answers
123 views

Crypto hash in 'a href'?

It seems to me that it would be pretty useful to be able to indicate an expected crypto hash value in file downloads especially since so many application and data downloads rely on mirrored hosting. ...
3
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1answer
221 views

How much effort should I put into the functional specification?

I've spent six full days so far working on a spec for a web-app component. Apart from personally wanting some task that doesn't involve Word, I'm wondering if there is a point at which I know that the ...
7
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3answers
235 views

Can I avoid more faults if I use different paradigms for the implementation and the specification/tests?

Since it is convenient for the developer, the same paradigm are often used for implementations and specifications, e.g. for testing (e.g. Java for the implementation and unit tests, Scala for the ...
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2answers
56 views

Which style to use for features that are not directly driven by humans when using BDD Gherkin language?

Should they be written same way as human workflows, first person "I have entered..." style language etc.? Is the user effectively a gender-less "AI"?
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2answers
153 views

Requirement specifications with annotations? [closed]

I'm curious if there are any templates using annotations such as ambiguous, needs update and so on. Industrial or Academic does not matter. If there are, are there any way tools available that use ...
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13answers
86k views

What is the difference between requirements and specifications? [closed]

I've been tasked with developing requirements and specifications for a project our group is starting. I realized that I don't know the difference; a Google search just confused me more -- it seems ...
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7answers
2k views

How can a non-technical person learn to write a spec for small projects?

How can a non-technical person learn to write specs for small projects? A friend of mine is trying to outsource some development on a statistics project. In particular, he does a lot of work in ...
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2answers
448 views

What is the process of planning software called? Or what is the job title of someone who does software planning?

What is the process of planning software called? For example, let's say a non-technical person comes to me with their rough initial specification. And I sit down with them over a couple weeks and ...
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5answers
543 views

What to call requirements that are “assumed”/“invisible”/“very obvious”

I'm looking for an umbrella term for all the nitty-gritty requirements that it's helpful to have specified up front but which the client never thinks about in his excitement about the product. In the ...
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2answers
74k views

What Specifications should a Programmer Seek in a Computer Purchase ? Or, What Computer should I buy? [closed]

I wish to acquire a new computer that is specially designed for programming. I would like to build it myself for the learning experience, but am willing to purchase it made as well. Basically I ...
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1answer
40 views

How to help you client into making better requirements for you? [duplicate]

One of the most difficult and critical part of a project is to get good requirements from your client (internal or otherwise). I understand by 'good requirement' one that is not so high-level that's ...
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4answers
638 views

I want to explain why the specification must not be changed during development period

I want to explain why the specification must not be changed during development period to the new planning department employee.
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1answer
100 views

What are messages in FHIR?

I am trying to get my head around Fast Healthcare Interoperability Resources (FHIR) specification, but I can't understand what Messages are used for. The exact mechanism of transfer is ...
1
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1answer
241 views

How can I find what Resources a Java EE container provides?

How can I find what "Resources" a Java EE container provides? Can I discover this programmatically, or is there documentation I should refer to? (Note that the Java EE tutorial is vague on this ...
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2answers
73k views

What is the difference between technical specifications and design documents?

What are technical specifications? Are they the same as design documents. If not, what is the difference and some examples?
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1answer
737 views

How do I write a REStful API's functional specifications?

I've been looking for answers about writing functional specifications for a software for a while now but I can't seem to find an answer to my specific case. I think I understand the difference ...
3
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1answer
957 views

How do tools facilitate writing functional specifications?

C2 wiki on functional specifications suggest that this can be facilitated by tools, how? A Functional Specification is a list of demands and constraints intended to describe a product to be ...
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71 views

How to deal with requests that don't conform to the existing data structure?

The system I'm working on has a list of assets that belong to different customers of the company. This data is saved on an SQL database. Removing irrelevant data, let's say the table is like this: +-...
3
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2answers
202 views

How to deal with historic exception specifications in maintained C++ code

Today, I discovered a few exception specifications in legacy code I've to maintain, when Cppcheck 1.68 ([Inconclusive] but correctly) pointed out that the specified exceptions are not handled in ...
2
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2answers
165 views

What is meant by “redundant, but not duplicative” in the Steelman language requirements?

The Steelman language requirements have this: The language shall require some redundant, but not duplicative, specifications in programs. I think I can see the underlying idea (that re-stating ...
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2answers
539 views

Where is it specified that Java is call by value?

I know that Java is by default call-by-value but I am not sure where in the Java Language Specification this is addressed. Google searching only seems to find me unofficial sources but never points to ...
2
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2answers
1k views

Project implementation details in node.js

I am working as a software engineer turned team leader in a large software company. One of my areas of strength is node.js, and we are in the process of moving a lot of our services to separate node....
0
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2answers
174 views

The source is the documentation - part 1 [closed]

Searching the specification for the btrfs file system i stumbled once more over the catchphrase: "The code is the documentation". This implies that changing the code changes the specification. Does ...
0
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3answers
209 views

Seeking advice writing functional requirements [duplicate]

I inherited a project that I've been maintaining for approximately a year now. The project primarily revolves around performing various financial calculations for the end user. It's roughly 100,000 ...
1
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2answers
122 views

In a specification, should I describe what a product does (ideally) or what it should/must do?

I'm writting a German specification (I'm not German). Differences may appear for this process in different cultures, especially in the terminology, but usually here's the idea: The client writes ...
4
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5answers
582 views

Why doesn't the HTML\DOM specification allow hyperlinks to set an accept header?

The purpose of the Accept header from the client is to tell the server what kind of data it will accept as a response to its request. We can set this header in asynchronous HTTP calls in Javascript, ...
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4answers
287 views

How big can the binary code be?

Where does binary go in a computer? When you turn the computer on it points to the bios and runs through it. I get that. Then it loads data off something ( disk, flash, etc. ). But where does it go? ...
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103 views

Appropriate design / technologies to handle dynamic string formatting?

recently I was tasked with implementing a way of adding support for versioning of hardware packet specifications to one of our libraries. First a bit of information about the project. We have a ...
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2answers
195 views

Specification languages vs automated tests

I recently listened to an episode of Software Engineering Radio in which Leslie Lamport was interviewed. One thing he discussed was his specification language, TLA+. Essentially, he seemed to be ...
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votes
1answer
81 views

What specifications in software development are relevant to the clients? [closed]

Say your company develops software, and a client wants you to handle their development. It just so happens, that they have their own IT-team, but it is fully tied up, so they outsource to you. The ...
0
votes
1answer
139 views

RFC syntax definition [closed]

I would like to bring our specifications to a better level of fine-grained definition of syntaxes, semantics and the like. I read my fair share of RFCs and just love the way they define things like "...
9
votes
2answers
24k views

What are the differences between throwaway and evolutionary prototypes?

I have notes about various methods of prototyping, and I found several definitions on the Internet, but I would like to confirm what I learned. I understand that throwaway prototyping is developed ...
0
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1answer
128 views

Documentation required for commissioned software (product) [closed]

The company I work for has commissioned a software company to produce a compliance software for several big companies. As part of our contract it is required of them to provide us with src code and ...
0
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1answer
76 views

What is the appropriate Data URI to use for 0-byte content?

I have a method that generates a data URI from a byte array. In the event the input byte array is empty, what is the appropriate thing for the method to do? Here are the options I see: return data:, ...
6
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2answers
228 views

How to put lessons learned, good practices, etc into the “work flow”

As the title states it, I would like to get some suggestions about putting knowledge into action. We have many additional requirements that concern: coding practices feature development (all of them ...
0
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1answer
180 views

SQL-99 specification, is it specified to first order the result and limit it afterwards?

If I wrote this in MySQL SELECT * FROM foo ORDER BY bar LIMIT 1 it would first order the result and limit it afterwards. I always get the lowest bar. I wonder if this is specified like this in SQL-...