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Django REST Framework: adding additional field to ModelSerializer
...fields = ('id', 'name', 'my_field')
http://www.django-rest-framework.org/api-guide/fields/#serializermethodfield
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Java SecurityException: signer information does not match
...ependency:tree|grep servlet
Its output:
[INFO] +- javax.servlet:servlet-api:jar:2.5:compile
[INFO] +- javax.servlet:jstl:jar:1.2:compile
[INFO] | +- org.eclipse.jetty.orbit:javax.servlet.jsp:jar:2.2.0.v201112011158:compile
[INFO] | +- org.eclipse.jetty.orbit:javax.servlet.jsp.jstl:jar:1.2.0.v20...
Chrome refuses to execute an AJAX script due to wrong MIME type
... "Change your server" doesn't work if you're trying to use an external API such as LinkedIn.
– Dan Dascalescu
Mar 20 '15 at 23:15
1
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How to select a single field for all documents in a MongoDB collection?
...wer is complete, it is worth noting that those commands may differ from on API to another (for those not using mongo's shell).
Please refer to documentation link for detailed info.
Nodejs, for instance, have a method called `projection that you would append to your find function in order to project...
Can we delete an SMS in Android before it reaches the inbox?
... (October 2013): When Android 4.4 arrives, it will make changes to the SMS APIs which may affect an app's ability to influence SMS delivery.
Check out this Android Developers blog post for some more info:
http://android-developers.blogspot.com/2013/10/getting-your-sms-apps-ready-for-kitkat.html
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XML serialization in Java? [closed]
...
2008 Answer
The "Official" Java API for this is now JAXB - Java API for XML Binding. See Tutorial by Oracle. The reference implementation lives at http://jaxb.java.net/
2018 Update
Note that the Java EE and CORBA Modules are deprecated in SE in JDK9 and t...
Java: recommended solution for deep cloning/copying an instance
... the classpath.
I deliberately omitted the "do-it-yourself" option - the API's above provide a good control over what to and what not to clone (for example using transient, or String[] ignoreProperties), so reinventing the wheel isn't preferred.
...
How to get the data-id attribute?
...ou are not concerned about old IE browsers, you can also use HTML5 dataset API
HTML
<div id="my-div" data-info="some info here" data-other-info="more info here">My Awesome Div</div>
JS
var myDiv = document.querySelector('#my-div');
myDiv.dataset.info // "some info here"
myDiv.datas...
Are arrays passed by value or passed by reference in Java? [duplicate]
...ts supertype, and inherits the implementation of all methods in the Object API.
... so are they passed by value or by reference? Does it depend on what the array contains, for example references or a primitive type?
Short answers: 1) pass by value, and 2) it makes no difference.
Longer answ...
Releasing memory in Python
...info().rss
# collect() calls PyInt_ClearFreeList()
# or use ctypes: pythonapi.PyInt_ClearFreeList()
gc.collect()
mem3 = proc.get_memory_info().rss
pd = lambda x2, x1: 100.0 * (x2 - x1) / mem0
print "Allocation: %0.2f%%" % pd(mem1, mem0)
print "Unreference: %0.2f%%" % pd(mem2, mem1)
print "Collect:...