Congratulations to the entire SpaceX team on an exciting second integrated flight test of Starship! Starship successfully lifted off under the power of all 33 Raptor engines on the Super Heavy Booster and made it through stage separation
新的博客文章《每周分享第 43 期》：下图是一架小飞机停在草地，一个人从上面跳下来。 这张图取自一篇2018年12月发表的正式论文，作者单位是哈佛大学医学院，论文题目叫做《从飞机跳下时，降落伞防止伤亡的作用研究》。ruanyifeng.com/blog/2019/02/w…
#LeetCode# I have solved Word Ladder II. Come and join the fun! leetcode.com/problems/word-…
#LeetCode# I have solved Decode Ways. Come and join the fun! leetcode.com/problems/decod…
4Sum - LeetCode leetcode.com/problems/4sum #LeetCode
![Coding2001's tweet card. Can you solve this real interview question? 4Sum - Given an array nums of n integers, return an array of all the unique quadruplets [nums[a], nums[b], nums[c], nums[d]] such that: * 0 <= a, b, c, d <...](https://pbs.twimg.com/card_img/1985120961415249920/NczhbKTq?format=png&name=orig)
An Invisible Tax on the Web: Video Codecs blog.mozilla.org/blog/2018/07/1… via @mozilla
#LeetCode# I have solved Merge Intervals. Come and join the fun! leetcode.com/problems/merge…
![Coding2001's tweet card. Can you solve this real interview question? Merge Intervals - Given an array of intervals where intervals[i] = [starti, endi], merge all overlapping intervals, and return an array of the non-overla...](https://pbs.twimg.com/card_img/1984324997326966784/HagL--f6?format=png&name=orig)
#LeetCode# I have solved Trapping Rain Water. Come and join the fun! leetcode.com/problems/trapp…
#LeetCode# I have solved Sudoku Solver. Come and join the fun! leetcode.com/problems/sudok…
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