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How to optimize for-comprehensions and loops in Scala?
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If the return happens from inside a closure, it seems to be the best available option. Returns from outside closures are of course translated directly to return instructions in the bytecode.
– Martin Odersky
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Git add and commit in one command
...sy way to add all files new or modified. Also, the catch-all qualification applies. The above commands will not delete files deleted without the git rm command.
git add app
git commit -m "message"
is an easy way to add all files to the index from a single dir, in this case the app dir.
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Rails 4 Authenticity Token
I was working on a new Rails 4 app (on Ruby 2.0.0-p0) when I ran into some authenticity token problems.
13 Answers
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An established connection was aborted by the software in your host machine
... sometimes fails to establish a connection with the Emulator, so this can happen in some cases.
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IOS 7 Navigation Bar text and arrow color
...n go through these links :
iOS 7 UI Transition Guide.
How to Update Your App for iOS 7.
Apple Documentation for barTintColor says :
This color is made translucent by default unless you set the
translucent property to NO.
Sample Code :
self.navigationController.navigationBar.barTintCol...
onConfigurationChanged not getting called
...alare
android:configChanges="orientation|screenSize". However, if your
application targets API level 12 or lower, then your activity always
handles this configuration change itself (this configuration change
does not restart your activity, even when running on an Android 3.2 or
higher devi...
What does this mean: Failure [INSTALL_FAILED_CONTAINER_ERROR]?
I try to deploy my app and sometimes get this error:
14 Answers
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Using comma as list separator with AngularJS
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I'm using this approach since it allows me to use a filter on each value in the list.
– C Fairweather
Feb 3 '16 at 18:58
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Golang production web application configuration
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bind :80
acl is_stats hdr(host) -i hastats.myapp.com
use_backend stats if is_stats
default_backend myapp
capture request header Host len 20
capture request header Referer len 50
backend myapp
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Android Preferences: How to load the default values when the user hasn't used the preferences-screen
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Also, If your App has multiple entry points, place it in onCreate() of Application.
– S.D.
Jan 7 '13 at 12:02
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