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Exit codes in Python
...ode.
It's fairly likely that the script is never calling the exit method, and that 0 is the default exit code.
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How can I programmatically determine if my app is running in the iphone simulator?
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Watch the #if and #ifdef difference. For me it was the cause of incorrect behavior.
– Anton
Jan 9 '10 at 9:32
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Linux equivalent of the Mac OS X “open” command [closed]
I've found the "open" command in Mac OS X very handy in the command line. From "man open":
7 Answers
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How can I check the system version of Android?
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Check android.os.Build.VERSION.
CODENAME: The current development codename, or the string "REL" if this is a release build.
INCREMENTAL: The internal value used by the underlying source control to represent this build.
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How to get current CPU and RAM usage in Python?
...(current CPU, RAM, free disk space, etc.) in Python? Bonus points for *nix and Windows platforms.
15 Answers
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How do I determine file encoding in OS X?
...hich says its default encoding is UTF-8), but LaTeX doesn't seem to understand them.
15 Answers
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How to terminate a python subprocess launched with shell=True
I'm launching a subprocess with the following command:
12 Answers
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How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?
... the HotSpot FAQ:
When writing Java code, how do I distinguish between 32 and 64-bit operation?
There's no public API that allows you to distinguish between 32 and 64-bit operation. Think of 64-bit as just another platform in the write once, run anywhere tradition. However, if you'd like to write c...
How can I change Mac OS's default Java VM returned from /usr/libexec/java_home
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I think JAVA_HOME is the best you can do. The command-line tools like java and javac will respect that environment variable, you can use /usr/libexec/java_home -v '1.7*' to give you a suitable value to put into JAVA_HOME in order to make command line tools use Java 7.
expor...
Why is creating a Thread said to be expensive?
...a fair bit of work involved:
A large block of memory has to be allocated and initialized for the thread stack.
System calls need to be made to create / register the native thread with the host OS.
Descriptors need to be created, initialized and added to JVM-internal data structures.
It is also e...