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How do I iterate over an NSArray?
I'm looking for the standard idiom to iterate over an NSArray. My code needs to be suitable for OS X 10.4+.
8 Answers
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Removing transforms in SVG files
I have been struggling with this for a while, and can't seem to find an answer (that works) anywhere. I have an SVG file which looks like this:
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How to change the Push and Pop animations in a navigation based app
I have a navigation based application and I want to change the animation of the push and pop animations. How would I do that?
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Right align text in android TextView
I have a TextView in my application. I want to align the text in it to the right. I tried adding:
19 Answers
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HTML5 Canvas Resize (Downscale) Image High Quality?
I use html5 canvas elements to resize images im my browser. It turns out that the quality is very low. I found this: Disable Interpolation when Scaling a <canvas> but it does not help to increase the quality.
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Copy the entire contents of a directory in C#
I want to copy the entire contents of a directory from one location to another in C#.
22 Answers
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Are there benefits of passing by pointer over passing by reference in C++?
...reference parameter can not. If there's ever a chance that you could want to pass "no object", then use a pointer instead of a reference.
Also, passing by pointer allows you to explicitly see at the call site whether the object is passed by value or by reference:
// Is mySprite passed by value or...
SQL Server insert if not exists best practice
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Semantically you are asking "insert Competitors where doesn't already exist":
INSERT Competitors (cName)
SELECT DISTINCT Name
FROM CompResults cr
WHERE
NOT EXISTS (SELECT * FROM Competitors c
WHERE cr.Name = c.cName)
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Connect to a heroku database with pgadmin
I would like to manage my heroku database with pgadmin client. By now, I've been doing this with psql .
When I use data from heroku pg:credentials to connect de DB using pgadmin , I obtain:
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What is __future__ in Python used for and how/when to use it, and how it works
... Python modules. I do not understand what __future__ is for and how/when to use it even after reading the Python's __future__ doc .
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