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Why should a function have only one exit-point? [closed]
...y a single exit point - you have a single path through the method and you know where to look for the exit. On the minus side if you use indentation to represent nesting, your code ends up massively indented to the right, and it becomes very difficult to follow all the nested scopes.
Another is that...
How to change the name of a Django app?
...naming its folder, imports and all its references (templates/indexes). But now I get this error when I try to run python manage.py runserver
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return, return None, and no return at all?
... even though you don't need it that often.
We've got 15 prisoners and we know one of them has a knife. We loop through each prisoner one by one to check if they have a knife. If we hit the person with a knife, we can just exit the function because we know there's only one knife and no reason the ch...
IIS7 Permissions Overview - ApplicationPoolIdentity
...eplace all child object permissions..." and Apply and close.
You should now be able to use the browse the website
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Detect if stdin is a terminal or pipe?
...at test.cc | ./test /dev/tty OK NO S_ISFIFO
echo ./test | at now /dev/tty FAIL NO S_ISREG
The results are from a Ubuntu Linux 11.04 system using following program:
#include <stdio.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <termios.h>
#i...
Why would adding a method add an ambiguous call, if it wouldn't be involved in the ambiguity
...However, I do not understand these parts of the spec thoroughly enough to know which parts of the spec control this behavior, let alone to judge whether it is compliant.
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git replace local version with remote version
...
This is the safest solution:
git stash
Now you can do whatever you want without fear of conflicts.
For instance:
git checkout origin/master
If you want to include the remote changes in the master branch you can do:
git reset --hard origin/master
This will m...
Loading custom configuration files
I know I can open config files that are related to an assembly with the static ConfigurationManager.OpenExe(exePath) method but I just want to open a config that is not related to an assembly. Just a standard .NET config file.
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Associativity of “in” in Python?
...n) # perform 1 in []
9 LOAD_CONST 2 ('a') # now load 'a'
12 COMPARE_OP 6 (in) # compare result of (1 in []) with 'a'
# throws Error coz (False in 'a') is
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What does `:_*` (colon underscore star) do in Scala?
...s taken as single arg
f(x:_*) // 2 as x is "unpacked" as a Seq[Any]*
So now we know what :_* do is to tell compiler : please unpack this argument and bind those elements to the vararg parameter in function call rather than take the x as a single argument .
So in a nutshell, the :_* is to remove ...