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Iterating through directories with Python
I need to iterate through the subdirectories of a given directory and search for files. If I get a file I have to open it and change the content and replace it with my own lines.
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How to detect if app is being built for device or simulator in Swift
...pect the TARGET_OS_SIMULATOR variable (or TARGET_IPHONE_SIMULATOR in iOS 8 and below), which is truthy on a simulator.
Please notice that this is different and slightly more limited than using a preprocessor flag. For instance you won't be able to use it in place where a if/else is syntactically in...
Begin, Rescue and Ensure in Ruby?
I've recently started programming in Ruby, and I am looking at exception handling.
7 Answers
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How to properly overload the
...lains, where before it did not. This code was left on a shelf for 6 months and in between I upgraded my computer from debian etch to lenny (g++ (Debian 4.3.2-1.1) 4.3.2
) however I have the same problem on a Ubuntu system with the same g++.
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What is the relationship between the docker host OS and the container base image OS?
...tion... but while I have been reading everything docker that I can get my hands on I see that I can install Docker on Ubuntu 12.04 (for example) and then I can install a Fedora container or a different version of ubuntu? (there is an example where the user installed busybox in the container.)
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Can you build dynamic libraries for iOS and load them at runtime?
... time this question was asked, Dynamic libraries were not supported by iOS and will result in your app getting rejected. Only static libraries are allowed.
However, in iOS8 you can use dynamic libraries and frameworks. It should "just work"
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Installing PG gem on OS X - failure to build native extension
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Same error for me and I didn't experience it until I downloaded OS X 10.9 (Mavericks). Sigh, another OS upgrade headache.
Here's how I fixed it (with homebrew):
Install another build of Xcode Tools (typing brew update in the terminal will p...
How accurate is python's time.sleep()?
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Yes you are right, I tried with Linux 2.6.24-24 and was able to get pretty close to 1000 Hz update rates. At the time I was doing this I was also running the code on Mac and Windows, so I probably got confused. I know windows XP at least has a tick rate of about 10ms.
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Is there a standard way to list names of Python modules in a package?
...ackage: %r', package_name)
# Use a set because some may be both source and compiled.
return set([os.path.splitext(module)[0]
for module in os.listdir(pathname)
if module.endswith(MODULE_EXTENSIONS)])
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what does the __file__ variable mean/do?
...But there is a reason for these statements that determine path at runtime, and I would really like to understand the os.path module so that I can start using it.
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