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A cron job for rails: best practices?
...this is quite an old question and answer! Some new info:
the heroku cron service I referenced has since been replaced by Heroku Scheduler
for frequent tasks (esp. where you want to avoid the Rails environment startup cost) my preferred approach is to use system cron to call a script that will eith...
What is Express.js?
...amework for Node.js
It is used for easier creation of web applications and services
Express.js simplifies development and makes it easier to write secure, modular and fast applications. You can do all that in plain old Node.js, but some bugs can (and will) surface, including security concerns (eg. n...
Good or bad practice for Dialogs in wpf with MVVM?
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What if instead of using services, one uses a sort of Callback to facilitate interaction with the ViewModel and the View? For example, View executes a Command in the ViewModel, then when all is said and done, the ViewModel fires a Callback for the Vi...
What is the difference between POST and GET? [duplicate]
...al reason for why GET should only be used to retrieve data:
Authors of services which use the HTTP protocol SHOULD NOT use GET based forms for the submission of sensitive data, because this will cause this data to be encoded in the Request-URI. Many existing servers, proxies, and user agents wil...
Difference between binary semaphore and mutex
...happen (a sensor being tripped for example).
Sensor Trips and an Interrupt Service Routine runs. It needs to notify a task of the trip.
Task B should run and take appropriate actions for the sensor trip. Then go back to waiting.
Task A Task B
... ...
Why all the Active Record hate? [closed]
...n" objects that are accessed by your controllers via these DataMapper (or "service layer") classes. These do not directly mirror the database, but act as your OO representation for some real-world object. Say you have a User class in your domain, and need to have references to, or collections of oth...
Best practices for large solutions in Visual Studio (2008) [closed]
...aller.Database
OurStuff.App.MediaPlayer
OurStuff.App.Operator
OurStuff.App.Service.Gateway
OurStuff.App.Service.CollectionStation
OurStuff.App.ServiceLocalLauncher
OurStuff.App.StackTester
OurStuff.Auditing
OurStuff.Data
OurStuff.Database
OurStuff.Database.Constants
OurStuff.Database.ObjectModel
Our...
What's the difference between a proxy server and a reverse proxy server? [closed]
... definitions would be:
Forward Proxy: Acting on behalf of a requestor (or service consumer)
Reverse Proxy: Acting on behalf of service/content producer.
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Code signing certificate for open-source projects?
...Signing certificate is no longer available for free. It is now a paid only service.
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How to prevent multiple instances of an Activity when it is launched with different Intents
...EFAULT" />
</intent-filter>
</activity>
<service android:name="com.acme.service.LauncherIntentService" />
Launcher activity:
public static Integer lastLaunchTag = null;
@Override
public void onCreate(final Bundle savedInstanceState) {
super.onCreate(savedI...