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Best practice to run Linux service as a different user
Services default to starting as root at boot time on my RHEL box. If I recall correctly, the same is true for other Linux distros which use the init scripts in /etc/init.d .
...
What is the difference between Amazon SNS and Amazon SQS?
...here are advantages to coupling SNS with SQS. You may not want an external service to make connections to your hosts (firewall may block all incoming connections to your host from outside). Your end point may just die because of heavy volume of messages. Email and SMS maybe not your choice of proces...
Google Maps Android API v2 Authorization failure
...
Steps:
to ensure that device has Google Play services APK
to install Google Play Service rev. more than 2
to create project at https://code.google.com/apis/console/
to enable "Google Maps Android API v2"
to register of SHA1 in project (NOW, YOU NEED WRITE SHA1;you...
Global variables in AngularJS
...bles:
use a $rootScope http://docs.angularjs.org/api/ng.$rootScope
use a service http://docs.angularjs.org/guide/services
$rootScope is a parent of all scopes so values exposed there will be visible in all templates and controllers. Using the $rootScope is very easy as you can simply inject it i...
How to make an Android device vibrate?
...
Try:
import android.os.Vibrator;
...
Vibrator v = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
// Vibrate for 500 milliseconds
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
v.vibrate(VibrationEffect.createOneShot(500, VibrationEffect.DEFAULT_AMPLITUDE));
} else {
//...
How can I implement an Access Control List in my Web MVC application?
...ere is one more group of instances/classes, that should be mentioned:
- Services
This is where your and 3rd party components come in play. For example, you can think of "authentication" as service, which can be provided by your own, or some external code. Also "mail sender" would be a service, w...
Running a cron every 30 seconds
...t.
The SystemD timer model is basically this: timers are units that start service units when a timer elapses.
So for every script/command that you want to schedule, you must have a service unit and then an additional timer unit. A single timer unit can include multiple schedules, so you normally w...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注IT技能提升
...子中我们可以看出KnownType到底能够做什么。
namespace WcfServiceDemo
{
[DataContract]
public class Address
{
public Address()
{
......
}
[DataMember]
public string AddressCategory { get; set; }
...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注IT技能提升
...子中我们可以看出KnownType到底能够做什么。
namespace WcfServiceDemo
{
[DataContract]
public class Address
{
public Address()
{
......
}
[DataMember]
public string AddressCategory { get; set; }
...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注IT技能提升
...子中我们可以看出KnownType到底能够做什么。
namespace WcfServiceDemo
{
[DataContract]
public class Address
{
public Address()
{
......
}
[DataMember]
public string AddressCategory { get; set; }
...