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Determine function name from within that function (without using traceback)
...or its name within the function itself. It has been proposed but rejected. If you don't want to play with the stack yourself, you should either use "bar" or bar.__name__ depending on context.
The given rejection notice is:
This PEP is rejected. It is not clear how it should be implemented or wh...
Please explain the exec() function and its family
...ocess (the parent) as its parent PID (PPID).
Because the two processes are now running exactly the same code, they need to be able to tell which is which - the return code of fork() provides this information - the child gets 0, the parent gets the PID of the child (if the fork() fails, no child is c...
Receiving “fatal: Not a git repository” when attempting to remote add a Git repo
.../index and I needed to remove .git/index.lock before doing git reset. Fine now
– Ivan
Mar 8 '19 at 11:28
1
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How do I raise the same Exception with a custom message in Python?
...(type(e))+" with message " +e.message)
This will also do the right thing if err is derived from ValueError. For example UnicodeDecodeError.
Note that you can add whatever you like to err. For example err.problematic_array=[1,2,3].
Edit: @Ducan points in a comment the above does not work with ...
Is there a “goto” statement in bash?
..." statement in bash ? I know It is considered bad practice, but I need specifically "goto".
12 Answers
...
How do I upgrade my ruby 1.9.2-p0 to the latest patch level using rvm?
...sk RVM to list the ruby versions available to install by running rvm list known.
In the output you should now see:
# MRI Rubies
...
[ruby-]1.9.2[-p320]
...
The square brackets around the patch level indicate that this is currently RVM's default patch level for ruby 1.9.2.
Finally, to install th...
Which is faster : if (bool) or if(int)?
The above topic made me do some experiments with bool and int in if condition. So just out of curiosity I wrote this program:
...
Submitting a multidimensional array via POST with php
...
On submitting, you would get an array as if created like this:
$_POST['topdiameter'] = array( 'first value', 'second value' );
$_POST['bottomdiameter'] = array( 'first value', 'second value' );
However, I would suggest changing your form names to this format inst...
Call one constructor from another
...
If what you want can't be achieved satisfactorily without having the initialization in its own method (e.g. because you want to do too much before the initialization code, or wrap it in a try-finally, or whatever) you can hav...
逆向工程——二进制炸弹(CSAPP Project) - 操作系统(内核) - 清泛网 - 专注...
...。用C语言重写一下，得出：
int func4(int n)
{
if (n <= 1)
return 1;
int ret = 0;
for(int i = n; i > 1; i -= 2)
{
int m = i - 1;
ret += func4(m);
}
return ret + 1;
}
最后，只要暴力搜索...