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What is the difference between user and kernel modes in operating systems?
...
So per se, To run a user space process, it must be mapped to kernel space?
– roottraveller
Sep 9 '17 at 12:57
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When should I use RequestFactory vs GWT-RPC?
...s take care of marshaling the data and invoking your service methods. For applications that have a well-defined concept of "Entities" or "Objects with identity and version", the EntityProxy type is used to expose the persistent identity semantics of your data to the client code. Simple objects are...
Which Architecture patterns are used on Android? [closed]
...be the main entry point. Which is a bit debatable if this is the case when applying it to Android development, since the activity is the natural entry point of most applications.
Because of this, I personally find that the model–view–presenter pattern is a perfect fit for Android development. S...
SET NAMES utf8 in MySQL?
...ble/column doesn't really mean that the data are in that encoding. If you happened to have a table defined as utf8 but stored as differtent encoding, then MySQL will treat them as utf8 and you're in trouble. Which means you have to fix this first.
What to check
You need to check in what encoding the...
How to force the browser to reload cached CSS/JS files?
...hing your files as a build step is common and suggested for modern bundled apps
– Brandon Søren Culley
Apr 13 '18 at 22:45
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When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
...nally RabbitMQ and Akka actually make a good pair. You can use Akka as a wrapper to RabbitMQ particularly since RabbitMQ does not help you with handling the consumption of messages and routing the messages locally (in a single JVM).
When to choose Akka
Have lots of consumers (think millions).
Nee...
How to handle configuration in Go [closed]
... parse and human readable/editable
while offering semantics for lists and mappings (which can become quite handy), which
is not the case with many ini-type config parsers.
Example usage:
conf.json:
{
"Users": ["UserA","UserB"],
"Groups": ["GroupA"]
}
Program to read the configuration
i...
How to avoid isset() and empty()
I have several older applications that throw a lot of "xyz is undefined" and "undefined offset" messages when running on the E_NOTICE error level, because the existence of variables is not explicitly checked using isset() and consorts.
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Detect If Browser Tab Has Focus
...cause it runs the risk of overriding some other event listener in a larger application. You should instead follow this answer: stackoverflow.com/a/21935031/549503
– mmmeff
Sep 21 '18 at 22:32
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Creation timestamp and last update timestamp with Hibernate and MySQL
...ava.util.Date;
import javax.persistence.Column;
import javax.persistence.MappedSuperclass;
import javax.persistence.PrePersist;
import javax.persistence.PreUpdate;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
@MappedSuperclass
public abstract class AbstractTimestampEnt...