Nigeria on 18 May 2010, by the National Assembly. His confirmation followed President Jonathan's nomination of Sambo to that position. Goodluck Jonathan served as Nigeria's president until 16 April 2011, when a new presidential election in Nigeria was conducted. Jonathan of the PDP was declared the winner on 19 April 2011, having won the election with a total of 22,495,187 of the 39,469,484 votes cast, to stand ahead of Muhammadu Buhari from the main opposition party, the Congress for Progressive Change (CPC), which won 12,214,853 of the total votes cast. The international media reported the elections as having run smoothly with
Optimistic replication to be synchronized when updating data, which helps concurrency and parallelism. The trade-off is that different replicas may require explicit reconciliation later on, which might then prove difficult or even insoluble. An optimistic replication algorithm consists of five elements: There are two strategies for propagation: state transfer, where sites propagate a representation of the current state, and operation transfer, where sites propagate the operations that were performed (essentially, a list of instructions on how to reach the new state). Scheduling and conflict resolution can either be syntactic or semantic. Syntactic systems rely on general information, such as when or where