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Returning an array using C
...t (shouldn't) do this:
char *returnArray(char array []){
char returned [10];
//methods to pull values from array, interpret them, and then create new array
return &(returned[0]); //is this correct?
}
returned is created with automatic storage duration and references to it will become inva...
how do I initialize a float to its max/min value?
...west possible positive value. In other words the positive value closest to 0 that can be represented. The lowest possible value is the negative of the maximum possible value.
There is of course the std::max_element and min_element functions (defined in <algorithm>) which may be a better choic...
Get decimal portion of a number with JavaScript
...
Use 1, not 2.
js> 2.3 % 1
0.2999999999999998
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Do try/catch blocks hurt performance when exceptions are not thrown?
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+100
Check it.
static public void Main(string[] args)
{
Stopwatch w = new Stopwatch();
double d = 0;
w.Start();
for (in...
Windows下 C++网络延时检测 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ndlIcmp);
}
int CPing::Ping(char* strHost)
{
u_char FAR data[4] = { 0L }; //
//unsigned long Status = 0L; //
int PingTimes = 0; //
int Received = -2; //
unsigned long Minimum = 1000000;// 最小值设置为超时值
unsigned long Maximum = 0; // 最大值设置为0
unsigne...
Get PHP class property by string
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GSee
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answered Apr 30 '09 at 0:13
Peter BaileyPeter Bailey
...
Ruby on Rails console is hanging when loading
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answered Aug 7 '14 at 0:53
cee-dubcee-dub
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...
Truncating floats in Python
...ng'''
s = '{}'.format(f)
if 'e' in s or 'E' in s:
return '{0:.{1}f}'.format(f, n)
i, p, d = s.partition('.')
return '.'.join([i, (d+'0'*n)[:n]])
This is valid in Python 2.7 and 3.1+. For older versions, it's not possible to get the same "intelligent rounding" effect (at lea...
How to get the nth occurrence in a string?
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edited Mar 30 at 14:56
mplungjan
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How do I get the user agent with Flask?
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180
from flask import request
request.headers.get('User-Agent')
You can also use the request.user_...