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What is the difference between svg's x and dx attribute?
...n would be a proper time to use the axis shift attribute (dx) versus the location attribute (x)?
2 Answers
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How do you create optional arguments in php?
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The default value of the argument must be a constant expression. It can't be a variable or a function call.
If you need this functionality however:
function foo($foo, $bar = false)
{
if(!$bar)
{
$bar = $foo;
}
}
Assuming $bar isn't expected to be a boolean of course.
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Create a menu Bar in WPF?
I want to create a menu bar identical to the one in windows forms in my WPF application.
4 Answers
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Rails 4: before_filter vs. before_action
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As we can see in ActionController::Base, before_action is just a new syntax for before_filter.
However all before_filters syntax are deprecated in Rails 5.0 and will be removed in Rails 5.1
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Passing a list of kwargs?
Can I pass a list of kwargs to a method for brevity? This is what i'm attempting to do:
4 Answers
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How to access object attribute given string corresponding to name of that attribute
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There are built-in functions called getattr and setattr
getattr(object, attrname)
setattr(object, attrname, value)
In this case
x = getattr(t, 'attr1')
setattr(t, 'attr1', 21)
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WPF TextBox won't fill in StackPanel
...trol within a StackPanel whose Orientation is set to Horizontal , but can't get the TextBox to fill the remaining StackPanel space.
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What are the differences between PMD and FindBugs?
There was a question comparing PMD and CheckStyle . However, I can't find a nice breakdown on the differences/similarities between PMD and FindBugs. I believe a key difference is that PMD works on source code, while FindBugs works on compiled bytecode files. But in terms of capabilities, should it ...
Creating PHP class instance with a string
... class ClassOne { } and class ClassTwo {} . I am getting a string which can be either "One" or "Two" .
4 Answers
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Pair/tuple data type in Go
...ctions do not represent a first-class object.
Nick's answer shows how you can do something similar that handles arbitrary types using interface{}. (I might have used an array rather than a struct to make it indexable like a tuple, but the key idea is the interface{} type)
My other answer shows how...