ARTS #24 Algorithm 本周选择的算法题是：4Sum 规则如下： Given an array nums of n integers and an integer target, are there elements a, b, c, and d in nums such that a + b + c + d = target? Find all unique quadruplets in... 2019-11-165 min read
ARTS #23 Algorithm 本周选择的算法题是：Search Insert Position 规则如下： Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were inserted ... 2019-11-097 min read
ARTS #22 Algorithm 本周选择的算法题是：Longest Valid Parentheses 规则如下： Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring. Example ... 2019-11-025 min read
ARTS #21 Algorithm 本周选择的算法题是：Remove Duplicates From Sorted Array 规则如下： Given a sorted array nums, remove the duplicates in-place such that each element appear only once and return the new length. Do not... 2019-10-266 min read
ARTS #20 Algorithm 本周选择的算法题是：3Sum Closest 规则如下： Given an array nums of n integers and an integer target, find three integers in nums such that the sum is closest to target. Return the sum of the three in... 2019-10-194 min read
ARTS #19 Algorithm 本周选择的算法题是：Container With Most Water 规则如下： Given n non-negative integers a1, a2, …, an , where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the tw... 2019-10-126 min read
ARTS #18 Algorithm 本周选择的算法题是：Subarrays with K Different Integers 规则如下： Given an array A of positive integers, call a (contiguous, not necessarily distinct) subarray of A good if the number of different i... 2019-10-055 min read
基于 TeamCity 的 CI 集成过程记录 目前在 TeamCity 上完成的集成有： PR 接入 checks 单元测试的自动化执行 集成代码覆盖率报告 集成测试报告 过程思考 PR 接入 checks TeamCity 自带的插件就支持：https://www.jetbrains.com/help/teamcity/pull-requests.html 单元测试的自动化执行 iOS 开发下的单元测试... 2019-10-0310 min read
ARTS #17 Algorithm 本周选择的算法题是：Smallest Range I 规则如下： Given an array A of integers, for each integer A[i] we may choose any x with -K <= x <= K, and add x to A[i]. After this process, we have some a... 2019-09-285 min read
关于坑位曝的光检测方案 需求简述 用户曝光模板后触发，曝光需要满足以下条件： 1、在屏幕展示大于等于2/3被曝光对象； 2、在屏幕的停留时间大于等于1.5秒； 3、一个页面对于同一个内容仅曝光一次。仅当重新进入页面后会继续上报。 技术拆解 对“同一个页面”的定义 栈中的 UIViewController、Activity 是同一个实例 同一个页面内不需要重新曝光的动作： ... 2019-09-255 min read