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getApplication() vs. getApplicationContext()
...a satisfying answer to this, so here we go: what's the deal with Activity/Service.getApplication() and Context.getApplicationContext() ?
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How do streaming resources fit within the RESTful paradigm?
With a RESTful service you can create, read, update, and delete resources. This all works well when you're dealing with something like a database assets - but how does this translate to streaming data? (Or does it?) For instance, in the case of video, it seems silly to treat each frame as resource...
Spring Boot - inject map from application.yml
... configuration for other OAuth providers. I want to inject this map into a service that will initialize services based on the configuration provided in this yaml file. My initial implementation was:
@Service
@ConfigurationProperties(prefix = 'oauth')
class OAuth2ProvidersService implements Initiali...
How to get config parameters in Symfony2 Twig Templates
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You can also take advantage of the built-in Service Parameters system, which lets you isolate or reuse the value:
# app/config/parameters.yml
parameters:
ga_tracking: UA-xxxxx-x
# app/config/config.yml
twig:
globals:
ga_tracking: "%ga_tracking%"
Now...
How to $http Synchronous call with AngularJS
...er is true):
xhr.open(method, url, true);
You'd need to write your own service that did synchronous calls. Generally that's not something you'll usually want to do because of the nature of JavaScript execution you'll end up blocking everything else.
... but.. if blocking everything else is actu...
Getting error: Peer authentication failed for user “postgres”, when trying to get pgsql working with
... to restart your PostgreSQL server. If you're on Linux, that would be sudo service postgresql restart.
These are brief descriptions of both options according to the official PostgreSQL docs on authentication methods.
Peer authentication
The peer authentication method works by obtaining the cli...
Is there a way for non-root processes to bind to “privileged” ports on Linux?
...nks to the people who pointed out the capabilities system and CAP_NET_BIND_SERVICE capability. If you have a recent kernel, it is indeed possible to use this to start a service as non-root but bind low ports. The short answer is that you do:
setcap 'cap_net_bind_service=+ep' /path/to/program
And ...
Message Queue vs Message Bus — what are the differences?
... previously belonged only to one or the other category (for instance Azure Service Bus supports both approaches).
QUEUE
A message queue receives messages from an application and makes them available to one or more other applications in a first-in-first-out (FIFO) manner. In many architectural scen...
Rails Model, View, Controller, and Helper: what goes where?
...en as a good thing. Tonnes of responsibilities are better off belonging in services.
– fatuhoku
Dec 8 '16 at 11:30
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Should flux stores, or actions (or both) touch external services?
...tain their own state and have the ability to call network and data storage services in doing so ...in which case the actions are just dumb message passers,
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