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Checking if a double (or float) is NaN in C++
...point value
Return value
true if arg is NaN, false otherwise
Reference
http://en.cppreference.com/w/cpp/numeric/math/isnan
Please note that this is incompatible with -fast-math if you use g++, see below for other suggestions.
Other solutions: if you using non C++11 compliant tools
For C99, ...
How can I redirect HTTP requests made from an iPad?
...
The way to get around this limitation of the iPad is to use a HTTP proxy server, such as Squid running on another machine where you can edit the hosts file.
On the iPad Under Settings -> Network -> Wi-Fi -> (Your network) There is a HTTP Proxy setting which can be set to manua...
What is the purpose of std::make_pair vs the constructor of std::pair?
...at's what I could gather from various docs anyways.
See this example from http://www.cplusplus.com/reference/std/utility/make_pair/
pair <int,int> one;
pair <int,int> two;
one = make_pair (10,20);
two = make_pair (10.5,'A'); // ok: implicit conversion from pair<double,char>
As...
How can I export tables to Excel from a webpage [closed]
...above:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Java Friends</title>
</head>
<body>
<table style="font-weight: ...
Replacing Spaces with Underscores
...
$name = str_replace(' ', '_', $name);
http://php.net/manual/en/function.str-replace.php
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Dependency graph of Visual Studio projects
...n also analyze the usability of your classes and methods.
Their website:
http://ndepend.com
To complete the @Eriawan answer in April 2020 NDepend version 2020.1 has been released with Dependency Graph completely rebuilt. It now scales on large solutions made of hundreds of projects and offers m...
Make a link open a new window (not tab) [duplicate]
...
Browsers control a lot of this functionality but
<a href="http://www.yahoo.com" target="_blank">Go to Yahoo</a>
will attempt to open yahoo.com in a new window.
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im...
How do I pass JavaScript variables to PHP?
...ax (several posts are on here about that) (without a page refresh)
Make an HTTP request via an XMLHttpRequest request (without a page refresh) like this:
if (window.XMLHttpRequest){
xmlhttp = new XMLHttpRequest();
}
else{
xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
}
var Pa...
How are GCC and g++ bootstrapped?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Windbg Step 2 分析程序堆栈实战 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Windbg Step 2 分析程序堆栈实战转载+整理http: www.cnblogs.com killmyday#include"stdafx.h"#include<tchar.h>#ifdef_UNICODE#define_ttol_wtol#else#define_ttolatol#e...转载+整理 http://www.cnblogs.com/killmyday
#include "stdafx.h"
#include <tchar.h>
#ifdef _UNICODE
#define _tt...