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How and why do I set up a C# build machine? [closed]
...inished and tested, is it a common practice to put that build up on an ftp site or have some other way for internal access? The idea is that this machine makes the build, and we all go to it, but can make debug builds if we have to.
A: Hudson can do whatever you want with it, that includes ID'ing i...
Templated check for the existence of a class member function?
...to write a template that changes behavior depending on if a certain member function is defined on a class?
29 Answers
...
Declare a constant array
...
Just for clarification: the [...]T syntax is sugar for [123]T. It creates a fixed size array, but lets the compiler figure out how many elements are in it.
– jimt
Oct 30 '12 at 11:21
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Pointer expressions: *ptr++, *++ptr and ++*ptr
...hen increments dereferenced value
And here's a fourth, every bit as much fun as the other three:
(*ptr)++ // effectively forces a dereference, then increments dereferenced value
The first and second will crash if ptr is actually an array identifier. The third and fourth will crash if ptr points...
How to trace the path in a Breadth-First Search?
...
I thought I'd try code this up for fun:
graph = {
'1': ['2', '3', '4'],
'2': ['5', '6'],
'5': ['9', '10'],
'4': ['7', '8'],
'7': ['11', '12']
}
def bfs(graph, forefront, end):
# assumes no cycles
next_...
How to fix: “UnicodeDecodeError: 'ascii' codec can't decode byte”
...
Finally I got it:
as3:/usr/local/lib/python2.7/site-packages# cat sitecustomize.py
# encoding=utf8
import sys
reload(sys)
sys.setdefaultencoding('utf8')
Let me check:
as3:~/ngokevin-site# python
Python 2.7.6 (default, Dec 6 2013, 14:49:02)
[GCC 4.4.5] on linux2...
git diff file against its last change
... You can reference previous commits as HEAD^ (in your example this will be 123abc) or HEAD^^ (456def in your example), etc ...
So the answer to your question is:
git diff HEAD^^ myfile
share
|
im...
Load and execute external js file in node.js with access to local variables?
...
David WoleverDavid Wolever
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...
Hook up Raspberry Pi via Ethernet to laptop without router? [closed]
...hernet cable)
a laptop (ubuntu)
a Raspberry Pi (I have the Pi2)
Prerequisites on your ubuntu
Install network-manager
$sudo apt-get install network-manager
Install nmap
$sudo apt-get install nmap
Edit Wired connection on your laptop (Ubuntu)
Change IpV4 settings to "Share to other compute...
When does invoking a member function on a null instance result in undefined behavior?
...ult in undefined behavior. It's always undefined behavior to call a member function through a null pointer. If the function is static, it's technically undefined as well, but there's some dispute.
The first thing to understand is why it's undefined behavior to dereference a null pointer. In C++03...