Why exactly does most software rewrite fail?

Why exactly does most software rewrite fail? - Reddit

I get overwhelmed with the number of people who say "rewrites are bad". It's almost the default suggestion not to rewrite a software application.

How To Succeed With A Rewrite - And Why They Fail - Amazing CTO

How do you pull off rewrites? · Don't change technologies if you don't have to. · Have enough people on the rewrite. · Look into the code, get a thorough ...

Five reasons big software rewrites fail - Adrian OPREA

But the level of uncertainty in software development is much higher. The software developer first needs to figure out what he/she is implementing, then outline ...

Why do companies almost never completely rewrite software? - Quora

Software becomes more and more difficult to maintain over time, as bug fixes, new features, and new corner cases are added to the original code.

The Myth of the Software Rewrite - DaedTech

It's a long road back from a mess, but the road exists. You can use automated tooling to identify and start working to improve the most ...

Have you ever been involved in a BIG Rewrite?

You can get further with targeted rewrites for portions of a system than you can for whole-sale rewrites. Finally, what causes a project to fail ...

What are some of the pressing reasons to rewrite software ... - Quora

A common reason for rewrite isn't exactly a bug, but because the code relies on a feature set or library that has been deprecated and removed ...

We Decided to Rewrite Our Software. You Won't Believe What ...

It typically is a bad idea. It brings with it high risk and a high rate of failure. You should spend a meaningful amount of time considering the ...

When to Rewrite from Scratch – Autopsy of Failed Software

Software is re-written most often for political reasons, namely for new developers to leave a mark, and put a good line in their resume.

You can't stop the business, or why rewrites fail - Swizec Teller

The culprit is opportunity cost. These sorts of rewrites tend to runaway in scope. You can't stop the world and rewrite.

Why rewrites fail - DBA presents

It should be easy, this system does not do much. · The concept of the application is simple. There is not much of business logic to cover. · Most ...

The software rewrite vs refactor debate: 8 things you need to know

The system you want to rewrite is complex, hard to understand, hard to change, is full of inconsistencies and defects, has low test coverage, ...

Fantastic Rewrites and How to Avoid Them - Frontend at Scale

Why rewrites fail (and what to do instead) ... We all experience a failed rewrite or two (or ten) at some point in our careers.

Why You Should (Almost) Never Rewrite Your Software - OnStartups

Sure, you have more information now on what you need to build, but this information is already dated. 2. Markets Change: Chances are, your ...

Lessons From Six Software Rewrite Stories - Slashdot

The problem is old code while ugly, has been made to work over the decades, you are not going to learn from the past mistakes, because in the ...

Want trouble? Do a big rewrite. - by Victor Ronin - Medium

Most of the time, people who wrote the system are more inclined to gradually refactor it than throw it away and write a new one because they ...

5 Reasons Why Rewrites Fail - Mobilize.Net

1. Poorly Defined Requirements. IT projects often ignore strategy and stakeholders and focus on budget and schedule. · 2. Cost Overruns · 3. Software Defects · 4.

Things You Should Never Do, Part I - Joel on Software

The rendering code in Netscape was rumored to be slow. But this only affects a small part of the project, which you can optimize or even rewrite ...

On Software Rewrites - Nishant Arora

... can tell you. Most rewrites fail. It requires a lot of resources. A lot of time. A lot of thought to get one to work. Why are rewrites difficult ...

Rewrite or Refactor? - DaedTech

Perhaps the software runs on dated hardware or perhaps it has outsize dependencies on dying software. It could be that new feature requests are ...