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Ruby: How to get the first character of a string
How can I get the first character in a string using Ruby?
13 Answers
13
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How to reset db in Django? I get a command 'reset' not found error
... edited May 14 at 12:17
Håken Lid
15.9k77 gold badges3535 silver badges5555 bronze badges
answered Aug 30 '13 at 22:06
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Detecting a mobile browser
...b\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiin...
How to remove the first character of string in PHP?
How to use PHP , Remove the first character :
13 Answers
13
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Linking R and Julia?
...ulia, though, I am curious what facilities there are for embedding Julia snippets in R code.
8 Answers
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Best way to create unique token in Rails?
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I use this to obfuscate IP addresses when sending the "client id" to Google Analytics' measurement protocol. It's supposed to be a UUID, but I just take the first 32 chars of the hexdigest for any given IP.
– thekingoftruth
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MongoDB数据导出导入工具：mongoexport,mongoimport - 大数据 & AI - 清泛...
...uce help message
-v [ --verbose ] be more verbose (include multiple times for more
verbosity e.g. -vvvvv)
--version print the program's version and exit
-h [ --host ] arg mongo host to connect to ( <set name>/s1,s2 for sets)
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YYYY-MM-DD format date in shell script
... a more compact notation for the accepted answer.
– Håvard Geithus
Nov 16 '15 at 20:42
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Datatables - Search Box outside datatable
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Default with search input in its own div:
sDom: '<"search-box"r>lftip'
If you use jQuery UI (bjQueryUI set to true):
sDom: '<"search-box"r><"H"lf>t<"F"ip>'
The above will put the search/filtering input element into it's own div with a class named search-box that is out...
UTF-8: General? Bin? Unicode?
I'm trying to figure out what collation I should be using for various types of data. 100% of the content I will be storing is user-submitted.
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