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Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注C/C++及内核技术
...通过RPM来安装Rsyslog：
shell> cd /etc/yum.repos.d/
shell> wget http://rpms.adiscon.com/v8-stable/rsyslog.repo
shell> yum install rsyslog
安装完成后，我们可以查看一下到底都装了些什么东西：
shell> rpm -ql rsyslog
/etc/logrotate.d/syslog
/etc/pki/rsyslog
/et...
C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术
...truct sockaddr_in serverAddr;
s = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
if(s==-1){
fprintf(stderr,"create socket failed./n");
return -1;
}
bzero(&serverAddr,sizeof(struct sockaddr_in));
serverAddr.sin_family = AF_INET;
serverAddr.sin_port = htons(port);
serverAdd...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...通过RPM来安装Rsyslog：
shell> cd /etc/yum.repos.d/
shell> wget http://rpms.adiscon.com/v8-stable/rsyslog.repo
shell> yum install rsyslog
安装完成后，我们可以查看一下到底都装了些什么东西：
shell> rpm -ql rsyslog
/etc/logrotate.d/syslog
/etc/pki/rsyslog
/et...
apc vs eaccelerator vs xcache
...ghest quality.
Plus you get some other nifty features I use all the time (http://www.php.net/apc).
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Script to get the HTTP status code of a list of urls?
...--write-out, for this:
$ curl -o /dev/null --silent --head --write-out '%{http_code}\n' <url>
200
-o /dev/null throws away the usual output
--silent throws away the progress meter
--head makes a HEAD HTTP request, instead of GET
--write-out '%{http_code}\n' prints the required status code
...
Launching Spring application Address already in use
...on completion of my SpringBoot Consuming Rest application in this tutorial https://spring.io/guides/gs/consuming-rest/
spring-boot
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How to add a custom HTTP header to every WCF call?
...annels.Message request, System.ServiceModel.IClientChannel channel)
{
HttpRequestMessageProperty httpRequestMessage;
object httpRequestMessageObject;
if (request.Properties.TryGetValue(HttpRequestMessageProperty.Name, out httpRequestMessageObject))
{
httpRequestMessage = htt...
App Inventor 2 UrsAI2UDP 拓展 - UDP广播通信协议 · App Inventor 2 中文网
...向 LAN 中的设备发送数据是可行的，而反过来则不行。
TCP 也是如此。如果智能手机仅连接到蜂窝网络，则只能从智能手机建立连接。LAN 中的设备必须充当服务器，等待传入的连接请求。智能手机充当客户端，即它发起连接。建...
How can I listen to the form submit event in javascript?
... reference. Reference
<iframe width="100%" height="100%" src="http://jsfiddle.net/DerekL/wnbo1hq0/show" frameborder="0"></iframe>
AngularJS (1.x)
<form ng-submit="callback()">
$scope.callback = function(){ /*...*/ };
Very straightforward, where $scope is the s...
MySQL: determine which database is selected?
...
In the comments of http://www.php.net/manual/de/function.mysql-db-name.php I found this one from ericpp % bigfoot.com:
If you just need the current database name, you can use MySQL's SELECT DATABASE() command:
<?php
function mysql_current...