在实际的垂钓过程中，冬天在垂钓鲫鱼时应该选择钓底，这样钓到鲫鱼的概率更大一些。在冬天，鲫鱼虽有着更强的耐寒能力，但随着水温的降低它们的活性也会随开发者_StackOverflow中文版着减低，进食的积极性也会减弱，
Why does the C# compiler not even complain with a warning on this code? : if (this == null) { // ... } Obviously the condition will n开发者_运维知识库ever be satisfied..Because you could override o
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