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30
votes
12answers
2k views

How possible is it to estimate time for programming projects? [duplicate]

It seems like it is nearly impossible to get close because you could run into any number of issues and things not first anticipated. How close can we be expected to reasonably estimate? Our PM wants ...
40
votes
10answers
2k views

How to start and maintain an after-work project

I work as a full time developer. My workplace, however, is very limiting in the technologies and programming languages I can use. All of the work is done in C++. It is clear that C++ is rapidly ...
16
votes
6answers
2k views

how much time do you spend on Unit testing?

In a company I used to work for, executives insisted that the code coverage with unit tests must be 99% or more. This resulted in writing more tests than code. It took us literally 3 days to write ...
3
votes
1answer
254 views

Grouping numbers to minimize group-means

I need to find a way or an algorithm that groups members of a given data set (of positive integers) so that the difference between group means is minimized (not maximized, as usual). There are two ...
7
votes
3answers
474 views

Unit testing time-bound code

I'm currently working on an application that does a lot of time-bound operations. That is, based on long now = System.currentTimeMillis();, and combined with an scheduler, it will calculate periods of ...
2
votes
4answers
299 views

(Dis)advantages of datetime vs. long in globally used applications [closed]

I am currently designing a web/mobile application the bulk of whose users will be distributed across the different U.S. time zones with a potential of scaling up to other countries and time zones as ...