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How do I test which class an object is in Objective-C?
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This may or may not work based on whether the programmer has overridden the description method. Using [object class] or NSStringFromClass always returns the class name, though.
– futureelite7
Jan 8 '13 at 1:01
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What are the aspect ratios for all Android phone and tablet devices?
I'm looking for a list of all screen aspect ratios for popular Android based Phones and Tablets.
5 Answers
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What is the strict aliasing rule?
...subaggregate or contained union),
a type that is a (possibly cv-qualified) base class type of the dynamic type of the object,
a char or unsigned char type.
C++11 and C++14 wording (changes emphasized):
If a program attempts to access the stored value of an object through a glvalue of other than o...
NHibernate vs LINQ to SQL
...sy to implement and it takes very little effort to get your domain running based on an existing database structure. For simple applications, this is perfectly acceptable (and oftentimes even preferable), but for more complex applications devs will often suggest using a domain driven design pattern ...
Can I update a component's props in React.js?
... to be static (passed in from the parent component), while state changes based upon events. However, I noticed in the docs a reference to componentWillReceiveProps , which specifically includes this example:
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Why is good UI design so hard for some Developers? [closed]
...sign is not a subset of coding. It requires a different mindset, knowledge base, and skill group. There are people out there who focus on UI design.
Learn about design. At least a little bit. Try to learn a few of the design concepts and techniques from the long list below. If you are more ambitious...
Should you declare methods using overloads or optional parameters in C# 4.0?
...ults will be used.
When a method overload performs a function differently based on its parameters then overloading will continue to be used.
I used optional back in my VB6 days and have since missed it, it will reduce a lot of XML comment duplication in C#.
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Can I add a UNIQUE constraint to a PostgreSQL table, after it's already created?
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If you had a table that already had a existing constraints based on lets say: name and lastname and you wanted to add one more unique constraint, you had to drop the entire constrain by:
ALTER TABLE your_table DROP CONSTRAINT constraint_name;
Make sure tha the new constraint you w...
How to percent-encode URL parameters in Python?
...s similar to Paolo's answer.
I think module requests is much better. It's based on urllib3.
You can try this:
>>> from requests.utils import quote
>>> quote('/test')
'/test'
>>> quote('/test', safe='')
'%2Ftest'
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Difference between Xcode version (CFBundleShortVersionString) and build (CFBundleVersion)
...se however you like in development, or to show within your app. Use octal (base-8) and iterate in reverse by 12, if you like.
– nekno
Aug 11 '11 at 18:48
16
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