unique
How to enumerate unique characters in a UTF-8 document? With sed?
I\'m converting some Polish<->English dictionaries from RTF to HTML. The Polish special characters are coming out fine. But IPA (International Phonetic Alphabet) glyphs get changed to funny things,[详细]
2023-03-22 16:41 分类：问答How to generate 40-bit unique values randomly?
I\'d like to generate 40-bit values, which are unique and non [so easily] guessable. How can I do it? Any suggestions?[详细]
2023-03-22 14:50 分类：问答How can I get all unique combinations of a word's characters?
I understand how str_shuffle() or shuffle works but I don\'t know it in this case. $word=\"tea\"; I want to开发者_JAVA技巧 echo out all unique shuffling possibilities (tea, tae, eta, eat, ate, aet)[详细]
2023-03-22 14:32 分类：问答How to select unique rows followed by row with highest value in MySQL?
I have a MySQL database table containing information about places. I\'m trying to fetch all unique categories followed by place with highest rating, but results returned by server does not seems to be[详细]
2023-03-22 07:05 分类：问答Unique/Distinct values from a PHP/MYSQL query
I have a database with the fields type1, type2, type3, type4 all the way up to type19, along with other fields. What I am trying to do is to get all the fields from those rows and then only echo the f[详细]
2023-03-21 19:45 分类：问答Is there a way to make an entire MySQL row unique
I have a table in MySQL w开发者_运维百科ith 30 columns and thousands of entries. Is there a way I could make every row unique, that means if a row already exists, I should not be able to enter that ro[详细]
2023-03-21 11:15 分类：问答I am unable to remove duplicates from my array , just getting the last element of the array
I know there is a similar question but I took tips from there and applied to my code to remove the duplicates. All I am getting is just the last element of the array. I am unable to see where I am goi[详细]
2023-03-21 07:56 分类：问答Create new user with email as a soft deleted user
I am using ActsAsParanoid for soft deleting users.After deleting(soft) a user, my client wants to create user with same email id.But it generating unique field error since email column i开发者_C百科s[详细]
2023-03-21 05:25 分类：问答Active Directory - Determining unique ID of a domain
Hi I am wondering if there is a way of uniquely identifying a network domain using Active Directory.[详细]
2023-03-20 14:38 分类：问答Rails: Append number to permalink, if permalink already taken
I would like to give John Doe the permalink john-doe-2, if there already is a john-doe-1. The number should be the next free one to be appended (\"john-doe-n\")[详细]
2023-03-19 17:55 分类：问答
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