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1.编程的本质是思考.2.无论使用什么编程语言,生产一条基本语句所需要的工数几乎是一定的.(>)#使用抽象程度高的语言可以提高生产效率.3.DSL:What, not How内部DSL:"借宿"在宿主语言中,借用了宿主语言语法.外部DSL:独立于编程语言,可以实现跨语言共享.eg.XML,SQL.4... 阅读全文
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1.delete all executable files under certain directoryfind /directory -type f -executable -deleteorfind /directory -type f -executable -exec rm -f {} ... 阅读全文
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The process to add 4G swap on your original swap:1.Create a 4G swap file$ size="4G" && sudo fallocate -l $size /$size-swap && sudo mkswap /$size-swap ... 阅读全文
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TrieIn computer science, a trie, also called digital tree and sometimes radix tree or prefix tree (as they can be searched by prefixes), is an ordered... 阅读全文