奈学回归分析之Logistic回归算法
synchronized (object) {
System.out.println("");
}
}
public Object bar() {
Object object = new Object();
// Synchronization on local variable 'object'
synchronized (object) {
System.out.println("");
}
// 此时其他线程可能拿到局部变量，object 逃逸
return object;
}
