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Which is faster: multiple single INSERTs or one multiple-row INSERT?
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In Ruby, is there an Array method that combines 'select' and 'map'?
...lection criteria as a postfix if. compact gets rid of the nils.
jruby-1.5.0 > [1,1,1,2,3,4].map{|n| n*3 if n==1}
=> [3, 3, 3, nil, nil, nil]
jruby-1.5.0 > [1,1,1,2,3,4].map{|n| n*3 if n==1}.compact
=> [3, 3, 3]
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Force SSL/https using .htaccess and mod_rewrite
...eCond %{HTTPS} !=on
RewriteRule ^ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
or any of the various approaches given at
http://www.askapache.com/htaccess/http-https-rewriterule-redirect.html
You can also solve this from within PHP in case your provider has disabled .htaccess (which is unlikel...
Git: Correct way to change Active Branch in a bare repository?
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answered Jul 21 '10 at 17:22
VonCVonC
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What is a stored procedure?
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So for example:
CREATE PROCEDURE Users_GetUserInfo
@login nvarchar(30)=null
AS
SELECT * from [Users]
WHERE ISNULL(@login,login)=login
A benefit of stored procedures is that you can centralize data access logic into a single place that is then easy for DBA's to optimize. Stored pro...
Is there a difference between “throw” and “throw ex”?
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Rails: Missing host to link to! Please provide :host parameter or set default_url_options[:host]
I have been googling for about 90 minutes now and still don't have an answer to this. Where do I set default_url_options ? I've already set it for config.action_mailer.default_url_options to solve this same bug elsewhere, but now I'm getting this error when trying to use a URL helper inside an ...
How do I find the next commit in git? (child/children of ref)
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answered Mar 26 '12 at 10:07
Tim HuntTim Hunt
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Cannot read configuration file due to insufficient permissions
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40 Answers
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