Category Archives: Intern&Job

Programming Reflection (Jun 8, 2017)

1.  BITT Principle Brute Force (暴力解法,低效/费空间) Improvement (优化解法,高效/省空间) Time and space complexity (时间/空间复杂度) Test (测试) 2. Array is sorted and may have better performance (3Sum o(n^2) solution) 数组排序过后可能有奇效 3. Test cases are designed on purpose to test the functionality, not … Continue reading

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Programming Reflection (Jun 1, 2017)

1. Programming, programming, programming Keep brushing up algorithm and data structure problems Summarize the approach and the process to figure out solution 多刷题 多总结(回顾解题思路) 2. Technical Knowledge: Breadth vs Depth Concentrate on one in early stage, then learn about more 职业早期专精一门,之后拓展广度 … Continue reading

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Programming Reflection May 17

1. Array is easy to index specific element with index, it’s easier to calculate the difference between different elements than linked list. 2. LeetCode Trap Rain Water problem: iterate left and right elements for each element in the input array, … Continue reading

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Leet Code Summary and Reflection

  Array Tips: keep two points and shrink from left and right to center, check to meet certain requirement (sum equals a target number) until left index is over right one. Problems: Two Sum, 3Sum, 3Sum Closest, 4Sum, etc.   … Continue reading

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Programming Reflections Mar 10

1. Clarify question, design algorithm and data structure, pseudo-code, coding, test. 2. You don’t need master everything to solve problem in real life,  a better way is to learn something new, apply it, correction, repeat. Just like change tire while … Continue reading

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Grow from junior to senior software developer

Complete a project with an example in book or website, or work with other teammates. (Whatever it’s a school homework, or side project, just do it, finish it first and it’s perfect if you can publish on App Store) Go … Continue reading

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商业,金融,军事,电影名人访谈总结

宋鸿兵 找到自己的唯一和天赋,甚至是天命 专注(少爱好,少应酬) 长时间思考,形成磁场,触发灵感 人性不变 (贪婪,欲望,不劳而获,贪嗔痴) 黄金(财富的最后保障,百分之三到五)白银 建立自己的价值和信仰体系,不用过分在意别人的评价 没有常春藤盟校学历和华尔街工作经验的五人小组建立了苏区银行。 MBS风险评估宋鸿兵;经济危机重的博弈 金融学者宋鸿兵:如何实现你的梦想 金融学者宋鸿兵:中国房价还会涨吗 货币战争3:金融高边疆   瑞典人表面内敛,温文尔雅,内心狂野(平静水面下的活火山),平庸即失败。 犹太人认为自己是神的选民,理所应当做出比其他民族更伟大的成就(集体自信) 鸿观:瑞典模式特立独行 鸿观:三大基因塑造瑞典模式 鸿观:揭秘瑞典工业崛起基因   叶檀 人生只是历史的一个浪花 投资自己熟悉的行业 豁达和责任 人们并非不知道想要什么,而是不知道可行的路径(赚大钱,追美女) 财经专栏作家叶檀:如何投资股市和房地产 财经专栏作家叶檀:如何投资自己 财经专栏作家叶檀:如何修为自己   王健林 本土化管理,主人翁精神,发挥积极性(一九分成) 动脑筋,差异化,利用管理产生利润,形成核心竞争力 勤奋,意志力坚定,规律的生活 数据分析员和职业经理人更依赖用数据做决策,但数据很难在2006年预测到中国电影市场的急剧扩张 任何企业管理找不到标准答案,需要自己摸索 创新很重要的就是需要勇气 做决策要迅速 执行力强,管理好成本和时间 并购和做生意不分时间,价值(支撑或扩大现有产业)最重要,估值不太重要(投资人心态,而非创业者心态) 坚持,坚信,执着(到了黄河心不死,搭桥过。撞了南墙头不回,搭梯子过。) … Continue reading

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