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A cron job for rails: best practices?

...Listener.process_new_messages puts "done." end To execute from the command line, this is just "rake cron". This command can then be put on the operating system cron/task scheduler as desired. Update this is quite an old question and answer! Some new info: the heroku cron service I referenced ...
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Can an Android Toast be longer than Toast.LENGTH_LONG?

... The values of LENGTH_SHORT and LENGTH_LONG are 0 and 1. This means they are treated as flags rather than actual durations so I don't think it will be possible to set the duration to anything other than these values. If you want to display a message t...
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How do I get the filepath for a class in Python?

... This is the wrong approach for Django and really forcing things. The typical Django app pattern is: /project /appname models.py views.py /templates index.html etc. share ...
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What is this date format? 2011-08-12T20:17:46.384Z

...o parse it with Java 1.4 via DateFormat.getDateInstance().parse(dateStr) and I'm getting 8 Answers ...
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How to detect online/offline event cross-browser?

...to accurately detect when the browser goes offline, using the HTML5 online and offline events. 14 Answers ...
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Sphinx autodoc is not automatic enough

... help you. This script parses a directory tree looking for python modules and packages and creates ReST files appropriately to create code documentation with Sphinx. It also creates a modules index. UPDATE This script is now part of Sphinx 1.1 as apidoc. ...
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Parcelable where/when is describeContents() used?

... human readable form? :-) It seems like C++ programmer designed Parceable and at some point he realized: Oh, damn, there is no multiple inheritance in Java... :-) share | improve this answer ...
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Key hash for Android-Facebook app

I'm working on an Android app, in which I want to integrate a Facebook posting feature. I downloaded the Facebook-Android SDK, and I got the readme.md (text file) in there, in which it is mentioned to generate the key hash for Android. How do I generate it? ...
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What is the difference between task and thread?

...m.Threading.Tasks namespace. What is the true difference between Thread and Task . I did some sample program(help taken from MSDN) for my own sake of learning with ...
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Java: int array initializes with nonzero elements

... with a situation where it is not. Such a behavior occurs first in JDK 7u4 and also occurs in all later updates (I use 64-bit implementation). The following code throws exception: ...