Estimation is the process of finding an estimate, or approximation, which is a value that is usable for some purpose even if input data may be incomplete, uncertain, or unstable.

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3answers
799 views

Effective way to estimate dead code removal?

I've been working in an application with about 100k LOCs and basically We have been reworking features to comply with a new architecture based on a new technology stack. This work is almost finished ...
1
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1answer
335 views

What is the significance of the output of Function Point analysis

I am a beginner in Software Engineering principles. This question have only academic significance. I read about Function Point analysis.We will be getting an integer value as output for Function ...
6
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4answers
950 views

Do you track progress during a agile sprint (iteration)

We have recently adopted (or are trying) to adopt managing our projects in an Agile manner. During our first sprint I asked our Scrum master (who also happens to be our primary resident Agile go-to ...
4
votes
3answers
601 views

Should we be completely honest to our clients about a time frame for a project?

I have been having this experience for sometime now, when a client needs a software product and contacts me, the client usually wants to know the time frame on which this product will be accomplished. ...
1
vote
1answer
134 views

Presenting agile estimates for Pivotal Tracker project

I've been developing for 6-7 years but never in a particularly agile way. With the latest project I'm trying to make our development process more professional, and more agile. We're using Pivotal ...
6
votes
1answer
506 views

Why is there a 20 and not 21 in some versions of Planning Poker?

In Planning Poker, cards usually contain numbers of the Fibonacci sequence, which is 0,1,1,2,3,5,8,13,21,34,55 etc. However, you can see on the Wikipedia page (and this has been confirmed to me by ...
3
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2answers
3k views

Story Point Estimation vs Ideal Days Estimation

In my project we assign 4 hours for 1 story point and estimate based on story point. So in this case one ideal day of work will be done in 2 elapsed days. From an agile standpoint are we doing story ...
0
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1answer
140 views

Story Point Estimation - Component Based

I have read that story point estimation is not intended to actually tie with number of hours , but is used to identify the relative capacity. I have a java application which has a adapter layer , a ...
0
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1answer
473 views

What is the best way to estimate when using Agile with Scrum? Hours or Story Points? [closed]

I was at a company that switched us over from Hours to Story Points for our estimations. I remember it being difficult to understand it, and we all chaffed against the idea. However, once we figured ...
2
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3answers
978 views

Setting Deadlines in software development [duplicate]

I have been working on a system alone for about two years. I inherited the system from a contractor who spent about two years working on it before me (alone). The system is not particularly well ...
4
votes
4answers
652 views

What do you do to estimates for agile stories where developers are pair programming?

If it was a 2-point story for one person, would you double it if people are pairing? Pairing isn't always necessarily done 100% of a dev task, so it seems that doubling the story points seems wrong....
6
votes
2answers
951 views

Is it okay to add time for “unexpected delays” to a time estimate?

I've landed my first contract (hooray, self employment!) and the company is asking for time estimates. Programmers are notoriously bad at time estimates, and I know I've been laughably wrong before....
0
votes
1answer
3k views

Are t-shirt estimates a good way to conduct initial estimates? [closed]

I've read articles with very conflicting arguments on t-shirt estimates. Neither article seemed all that credible so I thought I would bring this up here. Are t-shirt estimates a good idea? For ...
1
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2answers
1k views

How to factor in responsive design when providing an estimate for web applications?

In the past usually I have only had to estimate web applications based on browser support. But for more recent projects device and platform support are also very important as well (screen resolution)....
12
votes
5answers
2k views

The Relative Cost Efficiency of (Acceptance) Test Driven Development

I would like to know what the overall impact of resource planning on a software project is, where the requirements and design of the project are driven by automated acceptance tests and unit tests, in ...
0
votes
2answers
190 views

estimation method at the “just finished definition phase”

We are basically using Waterfall life cycle methodology. Requirement Analysis: I get a use case created by some one else. Design (talking only about Low level design): I get some little feeling about ...
3
votes
5answers
596 views

How to accurately predict release items? [duplicate]

We are having a disconnect between development and business needs. Business is asking me to produce an accurate list of deliverables for a fixed date and development being difficult to predict is ...
5
votes
4answers
408 views

Independency and estimation of user stories that rely on shared predecessor

Lest's say I have user stories about using product catalog in shop: As an administrator I can add/modify/delete catalog items (one or more user story, doesn't matter here) As a customer I can search ...
5
votes
2answers
815 views

How do I survive in a Waterfall world? [duplicate]

I currently work in a company where the Waterfall model is deeply ingrained. We are pushing Agile principles but it's a long process. Meanwhile, I have to work in a Waterfall world with sequential ...
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2answers
827 views

How to ensure a project 100% tested?

I want to know how exactly, we can ensure that a project is 100% tested ? In banking or financial applications not 1% also tolerable. So being a developer, how can you say your code is 100% tested? ...
30
votes
9answers
4k views

What should I do when waiting for a review?

Before asking my question, I must explain the situation. I'm working for a company as a junior software engineer. One of the seniors always stops me when I have finished my development and want to ...
2
votes
2answers
7k views

Closest Point of Approach (CPA) mathematical formula in ship radar

I was recently searching for the mathematical formula to find closest point of approach (CPA) between one ship and another ship. I need to apply the formula in my radar ship program and I can't find ...
10
votes
10answers
908 views

User stories are too high level and conceptual, management expects developers to fill in the blanks

I am employed in a very brilliant company with a true intention of doing XP. Communication is good and management is open to constructive discussion but due to pressing time constraints, some certain ...
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votes
1answer
102 views

Tool helping with estimations [closed]

I am looking for a tool supporting me with estimations. What I would like to do is to specify a higher level task and break it into several smaller tasks. When a task is small enough, I could assign ...
4
votes
2answers
496 views

Efficient way to create a code estimation/technical specification in a fast-moving environment

To better understand my question, let me elaborate the background of the subject matter. I work in a financial institution where the business module (credit finance) is constantly changing. In the IT ...
1
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2answers
10k views

How are effort estimations and duration estimations distinct?

How are effort estimations and duration estimations distinct? At present my understanding is that effort is related to the amount of work required for one person to complete a task, and duration is ...
19
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3answers
542 views

Has research been done on the effectiveness of Planning Poker as an estimation technique?

Although it is a commonly held opinion that planning poker improves the accuracy of project estimations (a small sample of which demonstrated on this question), has any defined research been done on ...
15
votes
3answers
16k views

Which string search algorithm is actually the fastest?

I have been stuck for some time on which is the fastest string search algorithm, heard many opinions, but in the end I'm not sure. I have heard some people saying that the fastest algorithm is Boyer-...
107
votes
15answers
81k views

Why do we use story points instead of man days when estimating user stories?

In agile methodologies (e.g. SCRUM), the complexity/effort needed for user stories are measured in Story points. Story points are used to calculate how many user stories a team can take in an ...
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1answer
1k views

Where did the estimation rule of thumb originate that time spent will be one-third in each of the following: design, implementation, and testing?

I'm looking for a reference to the following. I commonly hear that one-third of a projects time will be spent in design, one-third in implementation, and one-third in testing. The three phases of ...
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votes
1answer
7k views

quick approach to migrate classic asp project to asp.net [duplicate]

Recently we got a requirement for converting a classic asp project to asp.net. This one is really a very old project created around 2002/2003. It consists of around 50 asp pages. I found very little ...
2
votes
2answers
322 views

If you have several SCRUM teams working on one backlog, how do you divide story point estimation between those teams?

I'm asking because approach in my company looks as follows: stories in the backlog are not estimated team that picks the story estimates it in story points during sprint planning part two
0
votes
1answer
849 views

What are the best practices and strategies for transferring an outsourced software development project in-house? [closed]

What are the best methods of knowledge transfer? What kinds of documentation should be expected? What activities should take place before and after handover, both by the external party and ...
3
votes
4answers
830 views

Freelancing - Getting paid for the quote or estimate [closed]

It is often necessary to spend time designing a solution, breaking down the design into tasks and sub tasks and estimating the time it will take to complete each task in order to produce a reasonable ...
7
votes
6answers
5k views

What are the methods to estimate source code value?

I've been working on some project on my free time for the past few months. Recently I've been approached by friends to build a startup, and this source code would be very valuable to us. As a co-...
7
votes
5answers
526 views

Should the number of developers be considered when estimating a task?

I am pretty inexperienced with working in agile projects but I have tried it a few times and I always run into this problem when estimating a task. Do we bring into the estimate the number of ...
3
votes
3answers
570 views

Can I trust the Basic Schedule Equation?

I've been reading Steve McConnell's Software Estimation: Demystifying the Black Art book, and he gives an equation for estimating nominal schedule based on Person-months of effort: ScheduleInMonths = ...
5
votes
5answers
2k views

Should you ever re-estimate user stories?

My current project is having a 'discussion' which is split down the middle- "this story is more complex than we originally thought, we should re-estimate" vs "you should never re-estimate as you only ...
2
votes
2answers
260 views

Using Completed User Stories to Estimate Future User Stories

In Scrum/Agile, the complexity of a user story can be estimated in story points. After completing some user stories, a programmer or team of programmers can use those experiences to better estimate ...
13
votes
8answers
996 views

Should you promise to deliver a feature that you aren't sure if its implementable?

In an article from HN, I came across the following advice: Always tell your customer/user "yes", even if you're not sure. 90% of the time, you'll find a way to do it. 10% of the time, you'll go ...
2
votes
2answers
298 views

Estimation Techniques for Linux Kernel Development

I am working in Linux Kernel area and my work includes: code study / Understanding Porting (say from one kernel version to another kernel version) Implementation of new kernel module / Device driver ...
8
votes
7answers
1k views

How long to spend estimating programming tasks?

For example, if I break a project into n discrete work products (say classes or functions or components) is there a time t such that n*t is a suitable amount of time to spend on estimation?
1
vote
1answer
621 views

Metrics / Methodology for estimating resource utilization for software in planning stage

I'm looking for approaches to estimate the resource utilization of an (web-)application in a JEE environment. The overall target is to get a forecast for hardware/software requirements while the ...
3
votes
6answers
524 views

Finishing an iteration early

I'd like some input on this on those working with agile methodologies... A current project is finding that development on our planned user stories is finishing some time before the end of the ...
24
votes
10answers
2k views

How to add a new developer to the team

I run a small company composed of only 2 developers. We are building a very big application for one of our clients. Development on this project has gone on for 1.5 years. Now this client has secured ...
3
votes
2answers
525 views

Estimating time for planning and technical design using Evidence Based Scheduling

I'm at the beginning of a development project in a large organization. The Functional Requirements are currently being worked out and documented with our business stakeholders by our Enterprise ...