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Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...evel libtool-ltdl-devel
2、关闭sendmail，并取消其开机启动
service sendmail stop
chkconfig sendmail off
3、配置编译环境，安装开发包组
yum groupinstall -y "Development Tools" "Development Libraries"
二、启动所需服务
1、安装启动mysql
mysql的安装...
How to fix the “java.security.cert.CertificateException: No subject alternative names present” error
I have a Java web service client, which consumes a web service via HTTPS.
19 Answers
1...
Setting HttpContext.Current.Session in a unit test
I have a web service I am trying to unit test. In the service it pulls several values from the HttpContext like so:
14 A...
Android global variable
...te static FavoriteColorsApplication application;
private FavoriteColorsService service;
public FavoriteColorsApplication getInstance() {
return application;
}
@Override
public void onCreate() {
super.onCreate();
application = this;
application.in...
nginx - nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
...en I comment out the ipv6 line, I still get the same error when I try sudo service nginx restart. When I do netstat -tulpn |grep 80, I get only once nginx process (0.0.0.0:80). Any ideas why it won't restart?
– Roman
Oct 6 '14 at 10:05
...
Invoke-WebRequest, POST with parameters
...
For some picky web services, the request needs to have the content type set to JSON and the body to be a JSON string. For example:
Invoke-WebRequest -UseBasicParsing http://example.com/service -ContentType "application/json" -Method POST -Body...
When to use an assertion and when to use an exception
...nd any validation data / requests / whatever provided by users or external services.
The following code from your question is bad style and potentially buggy
try {
group = service().getGroup("abc");
} catch (Exception e) {
//i dont log error because i know whenever error occur mean grou...
Java executors: how to be notified, without blocking, when a task completes?
Say I have a queue full of tasks which I need to submit to an executor service. I want them processed one at a time. The simplest way I can think of is to:
...
How to run a shell script at startup
...st few hours hitting my head against the wall while I was trying to make a service, but nothing worked. Tried this, works like a charm!
– Marko Grešak
Jun 1 '15 at 3:57
...
BLE协议—广播和扫描 - 创客硬件开发 - 清泛IT社区，为创新赋能！
... 0x15, /* 设备128bit服务UUID */
BLE_AD_TYPE_SERVICE_DATA = 0x16, /* 设备16bit服务UUID数据 */
BLE_AD_TYPE_PUBLIC_TARGET = 0x17, ...