Introducing the Go Race Detector 26 June 2013 Introduction Race conditions are among the most insidious and elusive programming errors. They typically cause erratic and mysterious failures, often long after the code has been deployed to production. W…
Organizing Go code 16 August 2012 Introduction Go code is organized differently to that of other languages. This post discusses how to name and package the elements of your Go program to best serve its users. Choose good names The names you choose af…
golang中的race检测 由于golang中的go是非常方便的,加上函数又非常容易隐藏go. 所以很多时候,当我们写出一个程序的时候,我们并不知道这个程序在并发情况下会不会出现什么问题. 所以在本质上说,goroutine的使用增加了函数的危险系数论go语言中goroutine的使用.比如一个全局变量,如果没有加上锁,我们写一个比较庞大的项目下来,就根本不知道这个变量是不是会引起多个goroutine竞争. 官网的文章Introducing the Go Race Detector给出的例子…
Bob’s Race Time Limit: 5000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description Bob wants to hold a race to encourage people to do sports. He has got trouble in choosing the route. There are N houses and N - 1 roads…
题目链接: http://codeforces.com/problemset/problem/214/E Relay Race time limit per test4 secondsmemory limit per test256 megabytes 问题描述 Furik and Rubik take part in a relay race. The race will be set up on a large square with the side of n meters. The gi…