While the targetvariable is guaranteed to be only assigned once, the delegate may be called by multiple concurrent threads unless a synchronization object is passed in.
这保证了目标变量只会设置一次。不过,如果没有使用同步对象的话,委托可能会被几个并发线程调用多次。
2
And according to fact of the Kunming telecom's ODS data, the article made certain of basing characterized vector and targetvariable, individual sample influenced missing.
依据昆明电信ODS数据的实际,确定了个体样本影响流失的基本特征向量和目标变量。
3
First, that variable is set whenever the start of the target element is reached.