These heavy equipment operator training schools are designed to give someone who knows little or nothing about the trade the opportunity to earn while they learn. The average length of an operating engineer apprenticeship is three to four years.
Conceptually, a merge branches operation has four steps: 1  Developer selects changes in the origin. 2  Source control tool applies some changes automatically to the target. 3  Developer reviews the results and resolves any conflicts.  Commit.
In Listing 1 you see the very common (and greatly simplified) example of two XML files that need to be merged. Listing 1. Two XML files that need to be merged. Listing 2 shows the command-line input to merge these two files using the XmlMerge utility, followed by the resulting output.