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Calling constructors in c++ without new
...td::endl; }
};
void direct()
{
std::cerr << std::endl << "TEST: " << __FUNCTION__ << std::endl;
A a(__FUNCTION__);
static_cast<void>(a); // avoid warnings about unused variables
}
void assignment()
{
std::cerr << std::endl << "TEST: " <&...
What does set -e mean in a bash script?
...not the outer script).
For example, suppose I have the shell script outer-test.sh:
#!/bin/sh
set -e
./inner-test.sh
exit 62;
The code for inner-test.sh is:
#!/bin/sh
exit 26;
When I run outer-script.sh from the command line, my outer script terminates with the exit code of the inner script:
...
What's the difference between emulation and simulation? [duplicate]
...uld produce.
Let me give an example -- suppose you want to do some system testing to see how adding a new sensor (like a thermometer) to a system would affect the system. You know that the thermometer sends a message 8 time a second containing its measurement.
Simulation -- if you do not have the ...
Relative imports in Python 3
...r/bin/env python3
# Exported function
def as_int(a):
return int(a)
# Test function for module
def _test():
assert as_int('1') == 1
if __name__ == '__main__':
_test()
...a myothermodule.py like this...
#!/usr/bin/env python3
from .mymodule import as_int
# Exported function
def a...
了解 Boost Filesystem Library - C/C++ - 清泛网 - 专注C/C++及内核技术
...) 的形式返回给定文件名的扩展名。例如，对于文件名为 test.cpp 的文件，extension 将返回 .cpp。对于文件没有扩展名的情况，此函数将返回空字符串。对于隐藏文件（即 UNIX 系统中文件名以 . 开始的文件），此函数将相应地计算扩...
How to write a Python module/package?
...ute the live repository with our experiments, we create an account for the testing repository, and install twine for the upload process:
pip install twine
Now we're almost there, with our account created we simply tell twine to upload our package, it will ask for our credentials and upload our pa...
Does PowerShell support constants?
...
Use
Set-Variable test -option Constant -value 100
or
Set-Variable test -option ReadOnly -value 100
The difference between "Constant" and "ReadOnly" is that a read-only variable can be removed (and then re-created) via
Remove-Variable te...
u'\ufeff' in Python string
...ult:
>>> f = open('file', mode='r')
>>> f.read()
'\ufefftest'
Giving the correct encoding, the BOM is omitted in the result:
>>> f = open('file', mode='r', encoding='utf-8-sig')
>>> f.read()
'test'
Just my 2 cents.
...
What's a quick way to test to see a file exists?
...he directory's files, or I can try to open a specific file. What's the fastest way? I just need to know if the file is there or if it does not exist.
...
How do I run a Python script from C#?
...g if i pass c:\python26\python.exe as cmd and then c:\temp\code.py c:\temp\testfile.txt as args it should work?
– Inbar Rose
Aug 2 '12 at 14:12
...