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ActiveRecord OR query
... do an OR query in Rails 3 ActiveRecord. All the examples I find just have AND queries.
14 Answers
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WCF on IIS8; *.svc handler mapping doesn't work
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More specifically:
Run Server Manager (on task bar and start menu)
Choose the server to administer (probably local server)
Scroll down to "Roles and Features" section.
Choose "Add Role or Feature" from Tasks drop down
On "Add Role or Feature Wizard" dialog, click down to "Fea...
How do I refresh the page in ASP.NET? (Let it reload itself by code)
...se.Redirect(Request.RawUrl);
That ensures that the page is reloaded, and it works fine from a user control. You use RawURL and not Request.Url.AbsoluteUri to preserve any GET parameters that may be included in the request.
You probably don't want to use: __doPostBack, since many aspx pages b...
How would you implement an LRU cache in Java?
...ructures would you use? I've already implemented one using LinkedHashMap and Collections#synchronizedMap , but I'm curious if any of the new concurrent collections would be better candidates.
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Is #pragma once part of the C++11 standard?
Traditionally, the standard and portable way to avoid multiple header inclusions in C++ was/is to use the #ifndef - #define - #endif pre-compiler directives scheme also called macro-guard scheme (see code snippet below).
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Android SharedPreference security
...as the creating app would be able to access them (this is not usually done and you need to take specific action to make two apps runs with the same UID, so this is probably not a big concern). Finally, if someone was able to mount your device's filesystem without using the installed Android OS, they...
Which is a better way to check if an array has more than one element?
...sn't check if the array has more than one element. This answer is correct, and I see no reason to down-vote, hence my upvote.
– Alix Axel
Apr 5 '12 at 8:52
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Optimize Font Awesome for only used classes
...will have to manually trim down yourself. Open up the provided .scss file and hack out anything you don't need.
Editing the font file itself to eliminate unneeded glyphs requires a 3rd party application to do so and is beyond the scope of this question.
Fontello is an online web service that c...
Getting the last revision number in SVN?
...P, Perl, or Python (preferably PHP), I need a way to query an SVN database and find out the last revision number sent to SVN. I don't need anything other than that. It needs to be non-intensive (so I do it every 5 minutes as a cron job; SVN's performance should not be affected).
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Print all properties of a Python Class [duplicate]
...ordered results. If you need to print for example in order of declaration, and you do not want to do it manually, check this
– Matteo A
Aug 14 '15 at 8:41
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