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Xcode debugging - displaying images
I love using the Xcode debugger. You can take a look at a variable's value and even change it.
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String variable interpolation Java [duplicate]
String building in Java confounds me. I abhore doing things like:
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How to maintain aspect ratio using HTML IMG tag
I am using an img tag of HTML to show a photo in our application. I have set both its height and width attribute to 64. I need to show any image resolution (e.g. 256x256, 1024x768, 500x400, 205x246, etc.) as 64x64. But by setting the height and width attributes of an img tag to 64, it's not maintain...
How does the NSAutoreleasePool autorelease pool work?
As I understand it, anything created with an alloc , new , or copy needs to be manually released. For example:
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How can I output leading zeros in Ruby?
I'm outputting a set of numbered files from a Ruby script. The numbers come from incrementing a counter, but to make them sort nicely in the directory, I'd like to use leading zeros in the filenames. In other words
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How do you find the row count for all your tables in Postgres
I'm looking for a way to find the row count for all my tables in Postgres. I know I can do this one table at a time with:
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Forward declaration of nested types/classes in C++
I recently got stuck in a situation like this:
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How to write logs in text file when using java.util.logging.Logger
I have a situation in which I want to write all logs created by me into a text file.
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How to have git log show filenames like svn log -v
SVN's log has a "-v" mode that outputs filenames of files changed in each commit, like so:
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How to convert local time string to UTC?
How do I convert a datetime string in local time to a string in UTC time ?
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