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Why would I use Scala/Lift over Java/Spring? [closed]
... JPA).
Of course, Spring supports a panoply of standard and/or mature database technologies. The operative word there is "supports". Theoretically, you can use any Java ORM with Lift, since you can call arbitrary Java code from Scala. But Lift only really supports Mapper and (to a much lesser e...
How to Generate unique file names in C#
...the same directory. Of course, the file name generation should be adjusted based on your specific needs.
– Mas
Jun 10 '13 at 12:27
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How do I use reflection to invoke a private method?
...a group of private methods in my class, and I need to call one dynamically based on an input value. Both the invoking code and the target methods are in the same instance. The code looks like this:
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List goals/targets in GNU make that contain variables in their definition
...
Can you parse the output from make -pn (i.e. make --print-data-base --dry-run)? It prints out all the variables, rules, implicit rules and which commands will be run in laborious detail.
share
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Does Parallel.ForEach limit the number of active threads?
...threads are used. Parallel Extensions uses an appropriate number of cores, based on how many you physically have and how many are already busy. It allocates work for each core and then uses a technique called work stealing to let each thread process its own queue efficiently and only need to do any ...
Websocket API to replace REST API?
... not only in response to a client message. WebSockets implements a message-based protocol so clients can receive messages any time, and if they are waiting for a particular message, they can queue other messages for processing later, reorder queued messages, ignore pushed messages depending on app s...
Where should @Service annotation be kept? Interface or Implementation?
... Spring Beans, and
have an injection point that use the interface for type based injection,
then you will get and NoUniqueBeanDefinitionException
(or you have a very special configurations setup, with Environment, Profiles or Qualifiers ...)
Conclusion: If you use @Component (or @Service, ...) ...
Can you attach a UIGestureRecognizer to multiple views?
... much like detecting that say we haven't used a variable, XCode could tell based on the code that we have passed the same recognizer to multiple views and could warn the coder.
– Zoltán Matók
Aug 18 '14 at 11:52
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Targeting position:sticky elements that are currently in a 'stuck' state
...s one that plagues just about any proposed selector that attempts to match based on a rendered or computed style: circular dependencies.
In the case of a :stuck pseudo-class, the simplest case of circularity would occur with the following CSS:
:stuck { position: static; /* Or anything other than s...
Rails update_attributes without save?
..._attributes but it doesn't save the record:
class User < ActiveRecord::Base
attr_accessible :name
attr_accessible :name, :is_admin, :as => :admin
end
user = User.new
user.assign_attributes({ :name => 'Josh', :is_admin => true }) # Raises an ActiveModel::MassAssignmentSecurity::Erro...