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Understanding __get__ and __set__ and Python descriptors
...can be used as methods with self implicitly passed as first argument.
def test_function(self):
return self
class TestClass(object):
def test_method(self):
...
If you look up test_method on an instance you'll get back a "bound method":
>>> instance = TestClass()
>>...
How can I generate an INSERT script for an existing SQL Server table that includes all stored rows?
...sults, so I wrote this stored procedure.
Example:
Exec [dbo].[INS] 'Dbo.test where 1=1'
(1) Here dbo is schema and test is tablename and 1=1 is condition.
Exec [dbo].[INS] 'Dbo.test where name =''neeraj''' * for string
(2) Here dbo is schema and test is tablename and name='neeraj' is condi...
CSS text-overflow: ellipsis; not working?
...e: nowrap;
color: #000;
}
<div class="app">
<a href="">Test Test Test Test Test Test</a>
</div>
Useful references:
https://developer.mozilla.org/en-US/docs/Web/CSS/text-overflow
https://developer.mozilla.org/en-US/docs/Web/CSS/white-space
...
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: " <&...
Does using “new” on a struct allocate it on the heap or stack?
...re slightly different again. To show all these differences, here's a short test program. It doesn't show the difference between static variables and instance variables: the IL would differ between stfld and stsfld, but that's all.
using System;
public class Test
{
static Guid field;
stati...
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 ...
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...
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...
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.
...