IBM reported solid second-quarter results and boosted its full-year guidance.International Business Machines (IBM -0.24%) beat expectations with its second-quarter earnings report last week, reporting solid revenue and adjusted earnings growth. While the consulting segment was a bit of a weak spot, a strong software segment and surprising growth from the infrastructure segment were enough to push revenue at constant currency up 4% year over year.On top of beating analyst analysts for the second quarter, IBM ...