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What exactly is Arel in Rails 3.0?
I understand that it is a replacement for ActiveRecord and that it uses objects instead of queries.
4 Answers
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How do I design a class in Python?
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How to design a class.
Write down the words. You started to do this. Some people don't and wonder why they have problems.
Expand your set of words into simple statements about what these objects will be doing. That is to say, write down the various calculations you'll be doing on these t...
Replacements for switch statement in Python?
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answered Sep 13 '08 at 0:38
Greg HewgillGreg Hewgill
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Detect home button press in android
This has been driving me nuts for a while now.
17 Answers
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CharSequence VS String in Java?
...ings are CharSequences, so you can just use Strings and not worry. Android is merely trying to be helpful by allowing you to also specify other CharSequence objects, like StringBuffers.
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What is a .snk for?
What is a .snk file for? I know it stands for Strongly Named Key , but all explanations of what it is and how it works goes over my head.
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What is the meaning of symbol $ in jQuery?
... uses "$" as a shortcut for "jQuery"
So, using $("#id") or jQuery("#id") is the same.
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How can a web application send push notifications to iOS devices? [closed]
...ng on a web app. How can I send push notifications to iOS users when there is new content?
11 Answers
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Difference between solr and lucene
...ache projects that are made to work together, but I don't understand what is the aim of each project.
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Best practice for Django project working directory structure
I know there is actually no single right way. However I've found that it's hard to create a directory structure that works well and remain clean for every developer and administrator. There is some standard structure in most projects on github. But it does not show a way to organize another files an...