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Method Fragment: Pair Programming |
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Originating Method: XP |
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Contributes to |
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Major Softgoal |
sub softgoal |
Cont.
Value from Fragment |
Study |
Situation |
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Improved Effectiveness (performance) |
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+ |
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Pairs with
heterogeneous personality profile |
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Increased
productivity (LOC/Month per developer) |
-- |
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Pairing
Professional Developers, or developers with simillar expertise |
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Reduced Development Cost |
- |
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? |
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when
time to market is decisive and programmers are much faster than single
developers, then the extra cost of PP can be adjusted |
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? |
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In
case of not very experienced programmers, PP costs as much as peer review |
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Improved
Design Quality |
++ |
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Improved
Creativity Potential |
+ |
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Reduced Defects in Code (More Correctness) |
++ |
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++ |
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Complex
Systems, Junior Developers |
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? |
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Simple
Systems |
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Faster Problem Solving |
+ |
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Complex
Systems |
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+ |
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Simple
Systems, intermediate or senior developers |
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Be on-time to market |
- |
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Large
project with limited number of developers and high market pressure, |
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+ |
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Adequate
number of developers to be paired, w.r.t the market pressure |
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Reduced Staffing
Risk |
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++ |
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Improved Team Communication |
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++ |
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Improved
Knowledge sharing |
++ |
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Improved Collaboration |
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++ |
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Training new developers |
++ |
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pairing
new developers with experienced ones |
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- |
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Lack
of systematic way for training new developers, and relience on the knowledge
of senior developers |
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Improved
Learning (continuous skills training) |
++ |
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Higher
commitment in doing good job |
++ |
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Pair-pressure
(a positive pressure that pairs mutually put on each other to do a better
job, and avoid time-wasting activities, e.g. web surfing) |
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Supportive
environment |
++ |
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Improved Job
Satisfaction |
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++ |
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-- |
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pairing
developers with simillar expertise (sense of being extra and feeling boredom
for navigator) |
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