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How to implement an abstract class in ruby?
...s (Symbol or Array) list of method names to be treated as
# abstract base methods
#
def self.abstract_methods(*methods)
methods.each do |method_name|
define_method method_name do
raise NotImplementedError, 'This is an abstract base method. Implement in your sub...
What's the UIScrollView contentInset property for?
... Sorry to piggyback on this, I can move it its own question, but based on this, what actually happens if you set each contentInset value to 0 other than the contentHeight for example? Does that force the whole scrollview to be the height you set it to?
– jakev
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How to start an application without waiting in a batch file?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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With CSS, use “…” for overflowed block of multi-lines
...ion, and someone was able to come up with a nice jQuery solution. You can demo the solution here: http://jsfiddle.net/MPkSF/
If javascript is not an option, I think you may be out of luck...
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LINQ Select Distinct with Anonymous Types
...for Distinct()
public override int GetHashCode()
{
return base.GetHashCode();
}
public bool Equals(CommonClass other)
{
if (other == null) return false;
return [equality test];
}
}
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Is returning null bad design? [closed]
... check for it and hence your code does not need to follow a different path based on the return value. You might want to check out the Null Object Pattern which provides more information on this.
For example, if I were to define a method in Java that returned a Collection I would typically prefer t...
Common programming mistakes for Clojure developers to avoid [closed]
...raditional Java hexadecimal values via the 0x prefix. You can also use any base between 2 and 36 by using the "base+r+value" notation, such as 2r101010 or 36r16 which are 42 base ten.
Trying to return literals in an anonymous function literal
This works:
user> (defn foo [key val]
{key va...
List comprehension rebinds names even after scope of comprehension. Is this right?
...4, 55: 55, 56: 56, 57: 57, 58: 58, 59: 59, 60: 60, 61: 61, 62: 62, 63: 63, 64: 64, 65: 65, 66: 66, 67: 67, 68: 68, 69: 69, 70: 70, 71: 71, 72: 72, 73: 73, 74: 74, 75: 75, 76: 76, 77: 77, 78: 78, 79: 79, 80: 80, 81: 81, 82: 82, 83: 83, 84: 84, 85: 85, 86: 86, 87: 87, 88: 88, 89: 89, 90: 90, 91: 91, 9...
Get IP address of visitors using Flask for Python
...re users can log on and download files, using the Flask micro-framework (based on Werkzeug ) which uses Python (2.6 in my case).
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Simple Log to File example for django 1.3+
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Based partially on the logging config suggested by rh0dium and some more research I did myself, I started assembling an example Django project with nice logging defaults – fail-nicely-django.
Sample logfile output:
2016-0...