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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
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Secure Web Services: REST over HTTPS vs SOAP + WS-Security. Which is better? [closed]
...'m not a security expert by any means, but I favor creating REST-style web services.
11 Answers
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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, ...
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...
the source file is different from when the module was built
...
With web services, the problem can be caused by using the Visual Studio "View in Browser" command. This places the service's DLL and PDB files in the bin and obj folders. When stepping into the web service from a client, somehow Visua...
Postgresql: password authentication failed for user “postgres”
...wers are correct but they fail to mention you have to restart the database service before the changes in the pg_hba.conf file will take affect.
so if you make the changes as mentioned above:
local all postgres ident
then restart as root ( on centos its something like service service postgresql-9...
How does push notification technology work on Android?
...ed their push notification feature? Does it work through polling done by a service running in the background or in a different way?
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What's the most concise way to read query parameters in AngularJS?
...oby'}
EDIT: You can also get and set query parameters with the $location service (available in ng), particularly its search method: $location.search().
$routeParams are less useful after the controller's initial load; $location.search() can be called anytime.
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Erlang's 99.9999999% (nine nines) reliability
...r over 20 years. It represents the total time over those 20 years that the service provided by the AXD301 system was ever offline. Subtle difference. As Joe Armstrong says here:
The AXD301 has achieved a NINE nines reliability (yes, you read that right, 99.9999999%). Let’s put this in context: 5 ...
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...