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Access to private inherited fields via reflection in Java
...er. @seanizer Vector is not that old, and it'a a member of the collection API
– benzen
Aug 25 '10 at 17:53
"As of the...
Deep cloning objects
...oning operation, we recommend that ICloneable not be implemented in public APIs." msdn.microsoft.com/en-us/library/… However, based on the explanation given by Venkat Subramaniam in your linked article, I think it makes sense to use in this situation as long as the creators of the ICloneable objec...
JSONDecodeError: Expecting value: line 1 column 1 (char 0)
...() method can handle UTF8 encoded data natively.
pycurl has a very archaic API. Unless you have a specific requirement for using it, there are better choices.
requests offers the most friendly API, including JSON support. If you can, replace your call with:
import requests
return requests.get(ur...
What's the difference between == and .equals in Scala?
...g is actually NaN use isNaN:
Java: https://docs.oracle.com/javase/7/docs/api/java/lang/Double.html#isNaN(double)
Scala: http://www.scala-lang.org/files/archive/api/2.11.8/index.html#scala.Double@isNaN():Boolean
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EF Code First foreign key without navigation property
...
With EF Code First Fluent API it is impossible. You always need at least one navigation property to create a foreign key constraint in the database.
If you are using Code First Migrations you have the option to add a new code based migration on the p...
Dynamically Changing log4j log level
... Calls to logger.setLevel() or similar methods are not supported in the
API. Applications should remove these. Equivalent functionality is
provided in the Log4j 2 implementation classes but may leave the
application susceptible to changes in Log4j 2 internals.
...
What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
...vious orders and replace them with the one provided. (PUT in terms of REST API)
@OneToMany(mappedBy="customer", orphanRemoval="true")
public List<Order> getOrders() { ... }
Without orphanRemoval old orders would be kept. (PATCH in terms of REST API)
...
Set title background color
...
This was introduced in API 11 (3.0 Honeycomb) which is certainly outdated enough at this point to consider this a valid option.
– zgc7009
Nov 21 '16 at 20:17
...
.war vs .ear file
...er.
The Web container hosts Web applications based on JSP or the Servlets API - designed specifically for web request handling - so more of a request/response style of distributed computing. A Web container requires the Web module to be packaged as a WAR file - that is a special JAR file with a web...
curl POST format for CURLOPT_POSTFIELDS
...part/form-data.
JSON encoding
Neverthless, when communicating with JSON APIs, content must be JSON encoded for the API to understand our POST data.
In such cases, content must be explicitely encoded as JSON :
CURLOPT_POSTFIELDS => json_encode(['param1' => $param1, 'param2' => $param2])...