如何优雅地关闭channel
referenced: http://www.tapirgames.com/blog/golang-channel-closing
文章首先说明了一个问题:对于go语言中的channel,官方没有给出一个内建的fun closed(c chan T) bool方法来检查一个管道是不是已经关闭了.然后
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386. lexicographical numbers
Given an integer n, return 1 ~ n in lexicographical order.For example, given 13, return: [1,10,11,12,13,2,3,4,5,6,7,8,9].Please optimize your algorit
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123. best time buy and sell stock III
Say you have an array for which the ith element is the price of a given stock on day i.Design an algorithm to find the maximum profit. You may comple
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Golang code walk: share memory by communicating
Go example code中的 urlpoll.go实现在这里.
Go interfacesChannelExample usage here. Channel is a FIFO queue, the send and receive sequence will always be the s
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rails basic
The RESTfulConsider a basic rails controller where you have a series of actions: index, show, new, create, etc. It’s OK when in the starting period th
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