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Get the IP address of the remote host
... class, which contains ServerVariables property which can provide us the IP address from REMOTE_ADDR property value.
5 ...
转型产品经理必看 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...产品
经历以上四步后，产品能按期上线了，这时候需要监测业务和产品的实际运转情况，深入现场了解问题，回来后及时总结并制定改进方案。这是精益创业中的验证环节，前期的设计在某种程度上都可以说是先验的设计，上...
print call stack in C or C++
...ce with demangled function & method names.
std::string backtrace(int skip = 1)
{
void *callstack[128];
const int nMaxFrames = sizeof(callstack) / sizeof(callstack[0]);
char buf[1024];
int nFrames = backtrace(callstack, nMaxFrames);
char **symbols = backtrace_symbols(callstack...
How to connect to Mysql Server inside VirtualBox Vagrant?
...here to comment), this command can be used in something like an Ansible script to automate granting root user permissions: mysql -e "create user 'root'@'10.0.2.2' identified by 'vagrant'; grant all privileges on *.* to 'root'@'10.0.2.2' with grant option; flush privileges;"
– K...
ssh remote host identification has changed
...
Use
ssh-keygen -R [hostname]
Example with an ip address/hostname would be:
ssh-keygen -R 168.9.9.2
This will update the offending of your host from the known_hosts. You can also provide the path of the known_hosts with -f flag.
...
Inline labels in Matplotlib
...hing like this:
import matplotlib.pyplot as plt
import numpy as np
from scipy import ndimage
def my_legend(axis = None):
if axis == None:
axis = plt.gca()
N = 32
Nlines = len(axis.lines)
print Nlines
xmin, xmax = axis.get_xlim()
ymin, ymax = axis.get_ylim()
...
Is it possible to ping a server from Javascript?
... on other parts of the source but you get the idea).
function Pinger_ping(ip, callback) {
if(!this.inUse) {
this.inUse = true;
this.callback = callback
this.ip = ip;
var _that = this;
this.img = new Image();
this.img.onload = function() {_that.good();};
this.img.o...
OnInitUpdate、OnUpdate、OnDraw与OnPaint - C/C++ - 清泛网 - 专注C/C++及内核技术
...备）的绘图属性的描述。MFC提供了CPaintDC类和CWindwoDC类来实时的 响应，而CPaintDC支持重画。
当视图变得无效时（包括大小的改变，移动，被遮盖等等），Windows 将 WM_PAINT 消息发送给它。该视图的 OnPaint 处理 函数通过创建 CPaint...
How do I get a list of all subdomains of a domain? [closed]
...ns1.foo.bar in your example) is configured to allow AXFR requests from the IP you're using; this is unlikely, unless your IP is configured as a secondary for the domain in question.
Basically, there's no easy way to do it if you're not allowed to use axfr. This is intentional, so the only way arou...
How to split a string and assign it to variables
...trings"
)
func main() {
s := strings.Split("127.0.0.1:5432", ":")
ip, port := s[0], s[1]
fmt.Println(ip, port)
}
Output:
127.0.0.1 5432
One step, for example,
package main
import (
"fmt"
"net"
)
func main() {
host, port, err := net.SplitHostPort("127.0.0.1:5432")
...