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ImportError: Cannot import name X
...ally produces a tree of one-way dependencies and this is normally the best approach. But there are exceptions to this. C++ classes certainly can refer to one another circularly. (Although it is impossible for them to be composed of one another.) Without forward-declaration, this is a problem in Pyth...
Archiving project in Xcode incorrectly creates multi-application bundle
Archiving my project in Xcode is creating a multi-application bundle, instead of bundling my main target for release, which is what I want. Specifically, when I validate my archive in Organizer, it gives me the message:
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Build fat static library (device + simulator) using Xcode and SDK 4+
It appears that we can - theoretically - build a single static library that includes both simulator and iPhone and iPad.
10...
SourceKitService Terminated
...just enhancement of answer.. create a shell script and run it whenever it happens rm -frd ~/Library/Developer/Xcode/DerivedData/* rm -frd ~/Library/Caches/com.apple.dt.Xcode/*
– Raj
Jan 24 '15 at 9:41
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“Register” an .exe so you can run it from any command line in Windows
...ways the wrong one. At the very least it is incomplete. Specifically, this approach works fine for INSTALLING, but not good for uninstalling. Most uninstallers will WHIPE out the entire PATH variable when uninstalling the application associated with this. Therefor, if you write an install action to...
Difference between string and text in rails?
I'm making a new web app using Rails, and was wondering, what's the difference between string and text ? And when should each be used?
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Disable ScrollView Programmatically?
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Ok now the code complies, though when I run the app it crashes... and when i remove this class and return the <ScrollView instead of your class the app works fine!
– Omar
Apr 24 '11 at 9:28
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SELECT INTO a table variable in T-SQL
...ert statement, if you don't declare the columns explicitly, then they are mapped in the order declared in the original create table statement, just like select * does. So, location in the select statement is mapped to oldlocation in the @userData table because location is in position 2 in the resul...
Handler vs AsyncTask
... a convenient, easy-to-use way to achieve background processing in Android apps, without worrying too much about the low-level details(threads, message loops etc). It provides callback methods that help to schedule tasks and also to easily update the UI whenever required.
However, it is important ...
How to define a reply-to address?
...lass Notifications < ActionMailer::Base
default :from => 'your_app@your_domain.com',
:reply_to => 'some_other_address@your_domain.com'
end
Or:
class Contacts < ActionMailer::Base
def new_contact
mail( :to => 'somebody@some_domain.com',
:from ...