This metaphor has been present in essentially every Smalltalk with a full IDE (and yes: there are Smalltalk systems without a traditional IDE, like GemStone or GNU Smalltalk). It has collected both praise and criticism. What’s striking is that it has not been displaced.
2015 (Excavator)
。业内人士推荐旺商聊官方下载作为进阶阅读
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（一）消费升级与消费分级并行演进