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How to check Google Play services version?
In my application, I need to check Google Play services version (which is installed in user's device). Is it possible ? And if yes, how can I do that? I searched Google but I could not find anything!
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Google Play Services Library update and missing symbol @integer/google_play_services_version
... the more concrete question would be why modifying the .project file (that apparently belongs to the SDK and thus should be "correct") is necessary in the first place.
– O. R. Mapper
Feb 25 '14 at 12:21
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What is aspect-oriented programming?
...sic examples are security and logging. Instead of writing code within your application to log occurance of x or check object z for security access control there is a language contraption "out of band" of normal code which can systematically inject security or logging into routines that don't nativly...
running Rails console in production
...e:
bundle exec rails console production
...in the webroot of your rails app. That is if you haven't installed the rails package directly on the server yet or if you want to run console within the context of your web app.
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“Auto Layout still required after executing -layoutSubviews” with UITableViewCell subclass
Using XCode 4.5 and iOS 6, I'm developing an app with a simple table view with custom cells. I've done this a hundred times in iOS 5 and below, but for some reason the new autoLayout system is giving me a lot of trouble.
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How to change font face of Webview in Android?
...iew to a custom font. I'm using webview in developing an bilingual browser app for Android.
14 Answers
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#ifdef replacement in the Swift language
..."#if/#else/#endif" preprocessor macros (although more constrained), as per Apple docs. Here's an example:
#if DEBUG
let a = 2
#else
let a = 3
#endif
Now, you must set the "DEBUG" symbol elsewhere, though. Set it in the "Swift Compiler - Custom Flags" section, "Other Swift Flags" line. You...
Find the extension of a filename in Ruby
I'm working on the file upload portion of a Rails app. Different types of files are handled differently by the app.
4 Answ...
Rails: where does the infamous “current_user” come from?
...d somewhere, usually in the session after logging in. It also assumes your app has and needs users, authentication, etc.
Typically, it's something like:
class ApplicationController < ActionController::Base
def current_user
return unless session[:user_id]
@current_user ||= User.find(se...
What is the purpose of backbone.js?
...ntroller that in this case allows you to save the state of your Javascript application via a hashbang URL, for example: http://twitter.com/#search?q=backbone.js
Some pros that I discovered with Backbone:
No more Javascript Spaghetti: code is organized and broken down into semantically meaningful...