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What is the difference between a port and a socket?
...or the listening state.
A port is a virtualisation identifier defining a service endpoint (as distinct from a service instance endpoint aka session identifier).
A TCP socket is not a connection, it is the endpoint of a specific connection.
There can be concurrent connections to a service endpoi...
Location Services not working in iOS 8
...geDescription</key>
<string>This application requires location services to work</string>
<key>NSLocationAlwaysUsageDescription</key>
<string>This application requires location services to work</string>
I think these entries may have been missing since I s...
AngularJS app.run() documentation?
...eds to run to kickstart the application. It
is executed after all of the services have been configured and the
injector has been created. Run blocks typically contain code which is
hard to unit-test, and for this reason should be declared in isolated
modules, so that they can be ignored in t...
Architecture for merging multiple user accounts together
...s typically means a user identifier (like an id, email, or username) and a service identifier (indicating what site or service was authenticated with). In other parts of the application, outside of the database, that service identifier is paired with a method for retrieving the relevant user identi...
How do iOS Push Notifications work?
...o put in a comment so.
From the documentation.
Apple Push Notification service (APNs) propagates push notifications to devices having applications registered to receive those notifications. Each device establishes an accredited and encrypted IP connection with the service and receives notificati...
Golang production web application configuration
... latter: not having to run your Go program as root, serving other websites/services on the same host, SSL termination, load balancing, logging, etc.
I use HAProxy in front. Any reverse proxy could work. Nginx is also a great option (much more popular than HAProxy and capable of doing more).
HAProx...
My docker container has no internet
...host don't have systemctl (Ubuntu 14.04) try How to restart the networking service? and/or restart you computer.
– Benjamin
Jan 31 '18 at 11:15
...
Is mongodb running?
... /etc/init.d/mongod status # for MongoDB version >= 2.6
or
service mongod status
to see if mongod is running (you need to be root to do this, or prefix everything with sudo). Please note that the 'grep' command will always also show up as a separate process.
check the log file /va...
Service Temporarily Unavailable Magento?
...
Now in new version magento2 on Generate error Service Temporarily Unavailable.
Remove maintenance.flag
From this path which is changed magento2/var/maintenance.flag.
Also
$ rm maintenance.flag
...
How do I configure different environments in Angular.js?
...s that need those entries can declare a dependency on it:
angular.module('services',['configuration'])
.factory('User',['$resource','API_END_POINT'],function($resource,API_END_POINT){
return $resource(API_END_POINT + 'user');
});
Now you could think about further cool stu...