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What is the difference between attribute and property? [closed]
...roperties.
To further confuse things, changes to the properties will typically update the attributes.
For example, changing the element.href property will update the href attribute on the element, and that'll be reflected in a call to element.getAttribute('href').
However if you subsequently read...
Why doesn't logcat show anything in my Android?
Why doesn't logcat show anything in my Android (while developing apps with Eclipse)?
27 Answers
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Are there any standard exit status codes in Linux?
...ld died with 11" */
}
How are you determining the exit status? Traditionally, the shell only stores an 8-bit return code, but sets the high bit if the process was abnormally terminated.
$ sh -c 'exit 42'; echo $?
42
$ sh -c 'kill -SEGV $$'; echo $?
Segmentation fault
139
$ expr 139 - 128
11
I...
How to design a product table for many kinds of product where each product has many parameters
...the type hierarchy you describe:
Single Table Inheritance: one table for all Product types, with enough columns to store all attributes of all types. This means a lot of columns, most of which are NULL on any given row.
Class Table Inheritance: one table for Products, storing attributes common to...
Using mixins vs components for code reuse in Facebook React
...inning to use Facebook React in a Backbone project and so far it's going really well.
However, I noticed some duplication creeping into my React code.
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More elegant way of declaring multiple variables at the same time
...variables with Boolean values is the best way to write your routine (especially if they really have one-letter names :)
Depending on what you're doing, it may make sense to use a dictionary instead. For example, if you want to set up Boolean preset values for a set of one-letter flags, you could d...
SQLAlchemy default DateTime
... This isn't right. The timestamp at model load will be used for all new records rather than the time the record is added.
– SkyLeach
Feb 9 '16 at 16:18
10
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ASP.NET MVC: No parameterless constructor defined for this object
...same exception occurs when a Model has no parameterless constructor.
The call stack was figuring a method responsible for creating a new instance of a model.
System.Web.Mvc.DefaultModelBinder.CreateModel(ControllerContext controllerContext, ModelBindingContext bindingContext, Type modelType)
...
pytest: assert almost equal
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I noticed that this question specifically asked about py.test. py.test 3.0 includes an approx() function (well, really class) that is very useful for this purpose.
import pytest
assert 2.2 == pytest.approx(2.3)
# fails, default is ± 2.3e-06
assert 2.2 == pyte...
How to rsync only a specific list of files?
... for me using the --include-from option. Without the --exclude="*" option, all the files in the directory are being synced, with the option, no files are.
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