xmengnet/hello-algo
1
0
Fork 0
mirror of https://github.com/krahets/hello-algo.git synced 2024-12-25 00:36:27 +08:00
Code Issues Projects Releases Packages Wiki Activity Actions

docs(Hashing/Hash_Collision): add go part. (#395)

Browse source 
* docs(Hashing/Hash_Collision): add go part.

* docs(Hashing/Hash_Collision): add go part.

* docs(Hashing/Hash_Collision): add go part.

* docs(Hashing/Hash_Collision): add go part.

* docs(Hashing/Hash_Collision): add go part.

* Update hash_collision.md

* fix context logic question

* Update Go language hash table collision handling to limit each bucket to 8 entries and compare keys' high 8 bits of hash to reduce access to key-value pairs

* Update hash_collision.md

---------

Co-authored-by: Yudong Jin <krahets@163.com>
This commit is contained in:
iScream 2023-03-15 02:18:07 +08:00 committed by GitHub
parent c2be6ebfbe
commit ec0856ccfa
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
docs/chapter_hashing/hash_collision.md
View file

@ -75,3 +75,5 @@
Java 采用「链式地址」。在 JDK 1.8 之后，HashMap 内数组长度大于 64 时，长度大于 8 的链表会被转化为「红黑树」，以提升查找性能。
Python 采用「开放寻址」。字典 dict 使用伪随机数进行探测。
Golang 采用「链式地址」。Go 规定每个桶最多存储 8 个键值对，超出容量则连接一个溢出桶；当溢出桶过多时，会执行一次特殊的等量扩容操作，以保证性能。