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Is it possible to have SSL certificate for IP address, not domain name?
...e extension contains an iPAddress, the address MUST be stored in the octet string in "network byte order", as specified in [RFC791]. ... For IP version 4..., the octet string MUST contain exactly four octets." In short, you can't use a subnet in the subjectAltName field
– reg...
How to convert an IPv4 address into a integer in C#?
...pping:
using System;
using System.Net;
class App
{
static long ToInt(string addr)
{
// careful of sign extension: convert to uint first;
// unsigned NetworkToHostOrder ought to be provided.
return (long) (uint) IPAddress.NetworkToHostOrder(
(int) IPAddr...
std::string截取字符串，截取ip:port - C/C++ - 清泛网 - 专注C/C++及内核技术
std::string截取字符串，截取ip:portstd::string ip("127.0.0.1:8888");int index = ip.find_last_of(':'); 获取ipip.substr(0, index).c_str(); 获取portip.substr(index + 1).c_str();std::string ip("127.0.0.1:8888");
int index = ip.find_last_of(':');
// 获取ip
ip.substr(0, index).c_str();...
Connection to SQL Server Works Sometimes
...onnection attempt succeeds or fails. The connection is using a connection string in the form:
22 Answers
...
How to sleep for five seconds in a batch file/cmd [duplicate]
...ait for. If the accuracy of the wait time is important (ie a second or two extra delay is not acceptable), you can use this approach:
powershell -command "$sleepUntil = [DateTime]::Parse('%date% %time%').AddSeconds(5); $sleepDuration = $sleepUntil.Subtract((get-date)).TotalMilliseconds; start-sleep...
What is the real overhead of try/catch in C#?
...esentation layer, and was often called for 100s of objects.
bool HasRight(string rightName, DomainObject obj) {
try {
CheckRight(rightName, obj);
return true;
}
catch (Exception ex) {
return false;
}
}
void CheckRight(string rightName, DomainObject obj) {
if (!_user.Rights.Co...
Apache and Node.js on the Same Server
...writeCond %{REQUEST_URI} ^socket.io [NC]
RewriteCond %{QUERY_STRING} transport=websocket [NC]
RewriteRule /{.*} ws://localhost:3000/$1 [P,L]
RewriteCond %{HTTP:Connection} Upgrade [NC]
RewriteRule /(.*) ws://localhost:3000/$1 [P,L]
ProxyPass /nodejs http://loca...
write a shell script to ssh to a remote machine and execute commands
...andard output and standard error as each host completes
-x args: Passes extra SSH command-line arguments
-o option: Can be used to give options in the format used in the configuration file.(/etc/ssh/ssh_config) (~/.ssh/config)
-p parallelism: Use the given number as the maximum number of con...
java.net.ConnectException: localhost/127.0.0.1:8080 - Connection refused
...
in android
Replace: String webServiceUrl = "http://localhost:8080/Service1.asmx"
With : String webServiceUrl = "http://10.0.2.2:8080/Service1.asmx"
Good luck!
share
...
Predicate Delegates in C#
... can also be assigned to a Predicate delegate type as below:
Predicate<string> isUpper = delegate(string s) { return s.Equals(s.ToUpper());};
bool result = isUpper("Hello Chap!!");
Any best practices about predicates?
Use Func, Lambda Expressions and Delegates instead of Predicates.
...