c hash function
You can find a good (and fast) hash function, and an interesting read, ... If you're on a posix alike system and sticking to plain C, I would simply ..., I've had nice results with djb2 by Dan Bernstein. unsigned long hash(unsigned char *str) unsigned long hash = 5381; int c; while (c = *str++) ...,Also note that if you are using a pretty good hash function, there is no ... b ^= rot(a, 6); a += c; - c -= b; c ^= rot(b, 8); b += a; - a -= c; a ^= rot(c,16); c += b; - b -= a; ... , Don't check for NULL pointer argument. The function should expect a valid null-terminated string, it's responsibility of the caller to ensure ..., Why are we adding 'a'+1 to the string? if we don't add "+1", hash("a") = hash("aa") = has("aaa") ... check below code char alpha = 'a' ..., In computer science, a hash table or hash map is a data structure that uses a hash function to map identifying values, known as keys, (e.g., ...,雜湊函式（英語：Hash function）又稱雜湊演算法，是一種從任何一種資料中建立小的數字「指紋」的方法。雜湊函式把訊息或資料壓縮成摘要，使得資料量變小，將資料 ...
| 相關軟體 Python 資訊 | |
|---|---|
 c hash function 相關參考資料
A minimal hash function for C? - Stack Overflow
You can find a good (and fast) hash function, and an interesting read, ... If you're on a posix alike system and sticking to plain C, I would simply ... https://stackoverflow.com c - hash function for string - Stack Overflow
I've had nice results with djb2 by Dan Bernstein. unsigned long hash(unsigned char *str) unsigned long hash = 5381; int c; while (c = *str++) ... https://stackoverflow.com c - Simple hash functions - Stack Overflow
Also note that if you are using a pretty good hash function, there is no ... b ^= rot(a, 6); a += c; - c -= b; c ^= rot(b, 8); b += a; - a -= c; a ^= rot(c,16); c += b; - b -= a; ... https://stackoverflow.com c - Simple string hashing algorithm implementation - Code Review ...
Don't check for NULL pointer argument. The function should expect a valid null-terminated string, it's responsibility of the caller to ensure ... https://codereview.stackexchan Hash function for strings in C - Stack Overflow
Why are we adding 'a'+1 to the string? if we don't add "+1", hash("a") = hash("aa") = has("aaa") ... check below code char alpha = 'a' ... https://stackoverflow.com 程式扎記: [C 範例代碼] 尋找演算法: 哈希查找
In computer science, a hash table or hash map is a data structure that uses a hash function to map identifying values, known as keys, (e.g., ... http://puremonkey2010.blogspot 雜湊函式- 維基百科，自由的百科全書 - Wikipedia
雜湊函式（英語：Hash function）又稱雜湊演算法，是一種從任何一種資料中建立小的數字「指紋」的方法。雜湊函式把訊息或資料壓縮成摘要，使得資料量變小，將資料 ... https://zh.wikipedia.org |