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How do you create different variable names while in a loop? [duplicate]
...can do this is with exec(). For example:
for k in range(5):
exec(f'cat_{k} = k*2')
>>> print(cat_0)
0
>>> print(cat_1)
2
>>> print(cat_2)
4
>>> print(cat_3)
6
>>> print(cat_4)
8
Here I am taking advantage of the handy f string formatting in Pytho...
BugTrap：程序崩溃快照、bug跟踪之利器 - C/C++ - 清泛网 - 专注C/C++及内核技术
...法：
BOOL CMarketInfoApp::InitInstance()
{
...
SetRegistryKey(_T("应用程序向导生成的本地应用程序"));
// 开启程序崩溃感知
SetUnhandledExceptionFilter(MyUnhandledExceptionFilter);
...
}
逻辑处理MyBugTrap.cpp：
#include "stdafx.h"
#include "Bug...
A proper wrapper for console.log with correct line number?
...e in FF and Chrome.
Testing in fiddle: http://jsfiddle.net/drzaus/pWe6W/
_log = (function (undefined) {
var Log = Error; // does this do anything? proper inheritance...?
Log.prototype.write = function (args) {
/// <summary>
/// Paulirish-like console.log wrapper. In...
MongoDB: Combine data from multiple collections into one..how?
...ns). You need to have some key in both collections that you can use as an _id.
For example, let's say you have a users collection and a comments collection and you want to have a new collection that has some user demographic info for each comment.
Let's say the users collection has the following ...
How do I set a cookie on HttpClient's HttpRequestMessage
... });
cookieContainer.Add(baseAddress, new Cookie("CookieName", "cookie_value"));
var result = await client.PostAsync("/test", content);
result.EnsureSuccessStatusCode();
}
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impr...
How do I write unit tests in PHP? [closed]
... might need to adjust path if not in the same dir
$bar = 'Hello World';
var_dump(foo($bar));
?>
--EXPECT--
string(11) "Hello World"
In a nutshell, we provide the parameter $bar with value "Hello World" and we var_dump() the response of the function call to foo().
To run this test, use: pear ru...
How are booleans formatted in Strings in Python?
...False)
True, False
This is not specific to boolean values - %r calls the __repr__ method on the argument. %s (for str) should also work.
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foll...
How do I analyze a program's core dump file with GDB when it has command-line parameters?
... crash scenario
Program terminated with signal 11, Segmentation fault.
#0 __strlen_ia32 () at ../sysdeps/i386/i686/multiarch/../../i586/strlen.S:99
99 ../sysdeps/i386/i686/multiarch/../../i586/strlen.S: No such file or directory.
in ../sysdeps/i386/i686/multiarch/../../i586/strlen.S
(gdb)
...
How to make a valid Windows filename from an arbitrary string?
...em.IO.Path.GetInvalidFileNameChars())
{
fileName = fileName.Replace(c, '_');
}
Edit:
Since GetInvalidFileNameChars() will return 10 or 15 chars, it's better to use a StringBuilder instead of a simple string; the original version will take longer and consume more memory.
...
如何获取IE (控件)的所有链接（包括Frameset, iframe） - C/C++ - 清泛网 -...
...接（包括Frameset, iframe）IE 顶层 body 节点通过IHTMLElement->get_all 方法无法获取iframe 里面的节点列表：CComPtr<IHTMLElement> body;...CComPtr<IDispatc...IE 顶层 body 节点通过IHTMLElement->get_all 方法无法获取iframe 里面的节点列表：
CComPtr<IHTMLElement...