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CPU Privilege Rings: Why rings 1 and 2 aren't used?
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114
As a hobbyist operating system writer, I found that because paging (a major part of the modern...
“ImportError: No module named” when trying to run Python script
...the notebook to operate from in your ipython_notebook_config.py file (typically using the c.NotebookManager.notebook_dir setting).
The solution is to provide the python interpreter with the path-to-your-module. The simplest solution is to append that path to your sys.path list. In your notebook, fi...
Setting PATH environment variable in OSX permanently
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This worked in EL Capitan. Close all the terminals and open a new terminal to check echo $PATH.
– Prem Ananth C
Apr 3 '16 at 12:25
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How do I abort the execution of a Python script? [duplicate]
...xit'
– Roel Verhoeven
Jul 12 '18 at 11:03
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Search for executable files using find command
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@sourcejedi Thanks. I was actually only talking about non-GNU versions of find (BSD, in particular) but older versions of GNU find actually did support that syntax too. In newer versions you'll have to use / instead of +. See the updated answer for more d...
Run function from the command line
...ral answer. I have a script defined multiple customer functions, and only call one depending on my need
– xappppp
Apr 15 '18 at 4:16
1
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`date` command on OS X doesn't have ISO 8601 `-I` option?
... one of the following formats:
date -u +"%Y-%m-%dT%H:%M:%SZ"
Output:
2011-08-27T23:22:37Z
or
date +%Y-%m-%dT%H:%M:%S%z
Output:
2011-08-27T15:22:37-0800
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How can I programmatically determine if my app is running in the iphone simulator?
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answered Jan 19 '09 at 17:10
PetePete
3,79533 gold badges2727...
Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined [
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Bug still exists in JDK 1.8.0_72 on Mac OS X 10.11.3 (El Capitan).
– user711807
Feb 21 '16 at 0:50
16
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What is the fastest integer division supporting division by zero no matter what the result is?
...x, int y)
{
y += y == 0;
return x/y;
}
The compiler basically recognizes that it can use a condition flag of the test in the addition.
As per request the assembly:
.globl f
.type f, @function
f:
pushl %ebp
xorl %eax, %eax
movl %esp, %ebp
movl 12(%...