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Storing SHA1 hash values in MySQL
...racters. But if you use 8 bit per character, you would only need a 160/8 = 20 character long field.
So I recommend you to use BINARY(20) and the UNHEX function to convert the SHA1 value to binary.
I compared storage requirements for BINARY(20) and CHAR(40).
CREATE TABLE `binary` (
`id` int un...
Runnable with a parameter?
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231
Well it's been almost 9 years since I originally posted this and to be honest, Java has made a...
Superscript in CSS only?
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edited May 23 '17 at 11:33
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answered Feb 1 '09 at 22:15
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Combine two ActiveRecord::Relation objects
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207
If you want to combine using AND (intersection), use merge:
first_name_relation.merge(last_na...
Using Html.ActionLink to call action on different controller
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412
What you want is this overload :
//linkText, actionName, controllerName, routeValues, htmlAttri...
UI Terminology: Logon vs Login [closed]
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286
Since you're looking for correctness,
login, logout, logon, and logoff are all nouns:
"Plea...
git commit --amend without asking for message [duplicate]
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UITextField auto-capitalization type - iPhone App
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239
Use
textField.autocapitalizationType = UITextAutocapitalizationTypeWords;
For more informati...
How to read data when some numbers contain commas as thousand separator?
..."", and then convert the string to numeric using as.numeric:
y <- c("1,200","20,000","100","12,111")
as.numeric(gsub(",", "", y))
# [1] 1200 20000 100 12111
This was also answered previously on R-Help (and in Q2 here).
Alternatively, you can pre-process the file, for instance with sed in uni...
What are the differences between delegates and events?
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