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Pass parameter to fabric task
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Fabric 2 task arguments documentation:
http://docs.pyinvoke.org/en/latest/concepts/invoking-tasks.html#task-command-line-arguments
Fabric 1.X uses the following syntax for passing arguments to tasks:
fab task:'hello world'
fab task:something='hello'
fab tas...
Choosing Java vs Python on Google App Engine
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Watch this app for changes in Python and Java performance:
http://gaejava.appspot.com/
(edit: apologies, link is broken now. But following para still applied when I saw it running last)
Currently, Python and using the low-level API in Java are faster than JDO on Java, for this simpl...
Rails 4: List of available datatypes
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:bigint
:primary_key
:references
:string
:text
:time
:timestamp
Source: http://api.rubyonrails.org/classes/ActiveRecord/ConnectionAdapters/SchemaStatements.html#method-i-add_column
These are the same as with Rails 3.
If you use PostgreSQL, you can also take advantage of these:
:hstore
:json
:j...
How does Amazon RDS backup/snapshot actually work?
...es.
This article helps explain EBS limitations and snapshot functionality http://blog.rightscale.com/2008/08/20/amazon-ebs-explained/ Again, while it's not explicit, it would make sense for Amazon to be using this infrastructure to provide RDS services.
Typically, a MySQL backup, in contrast to a ...
Is there a way to check if WPF is currently executing in design mode or not?
...se in my UserControl tag, like this:
<UserControl
...
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
...
d:DesignWidth="640" d:DesignHeight="480"
d:DataContext="...">
At run-time, all of the...
In C# what is the difference between a destructor and a Finalize method in a class?
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Found here: http://sanjaysainitech.blogspot.com/2007/06/difference-between-destructor-dispose.html
Destructor
They are special methods that contains clean up code for the object.
You can not call them explicitly in your cod...
EditText, inputType values (xml)
...mal
numberPassword
phone
datetime
date
time
Check here for explanations: http://developer.android.com/reference/android/widget/TextView.html#attr_android:inputType
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Inner text shadow with CSS
...ft: 2px }
The title attribute needs to be the same as the content. Demo: http://dabblet.com/gist/1609945
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Difference between .tagName and .nodeName
...n the DOM Core spec.
nodeName is a property defined in the Node interface
http://www.w3.org/TR/DOM-Level-3-Core/core.html#ID-F68D095
tagName is a property defined in the Element interface
http://www.w3.org/TR/DOM-Level-3-Core/core.html#ID-104682815
btw the Node interface is implemented by every n...
Why do all browsers' user agents start with “Mozilla/”?
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I think it had to do with: http://en.wikipedia.org/wiki/User_agent#User_agent_spoofing
Back in the early days, Netscape (code named Mozilla) was the main rival of IE, and they wanted to prevent being rejected by sites rejecting browsers other than Net...