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Django REST Framework: adding additional field to ModelSerializer
...s? my question is: how to accept custom POST values which can be validated and processes in the post_save() handler?
– Alp
May 30 '14 at 10:34
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Spring MVC @PathVariable getting truncated
...ng @Configuration spring classes instead of XML.
– evandongen
Oct 20 '11 at 13:46
3
This works, b...
get just the integer from wc in bash
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You can use the cut command to get just the first word of wc's output (which is the line or word count):
lines=`wc -l $f | cut -f1 -d' '`
words=`wc -w $f | cut -f1 -d' '`
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How do you find all subclasses of a given class in Java?
How does one go about and try to find all subclasses of a given class (or all implementors of a given interface) in Java?
As of now, I have a method to do this, but I find it quite inefficient (to say the least).
The method is:
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How the single threaded non blocking IO model works in Node.js
...le threaded non blocking IO model works.
After I read the article understanding-the-node-js-event-loop , I'm really confused about it.
It gave an example for the model:
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@OneToMany List vs Set difference
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A list, if there is no index column specified, will just be handled as a bag by Hibernate (no specific ordering).
One notable difference in the handling of Hibernate is that you can't fetch two different lists in a single query. For example, if you have a Person entity having a list ...
Set size on background image with CSS?
...ired result if you need the image to be background for some other content (and it will not repeat itself like you seems to want)...
CSS3 unleash the powers
This is possible to do in CSS3 with background-size.
All modern browsers support this, so unless you need to support old browsers, this is the w...
Spring 3 MVC accessing HttpRequest from controller
I would like to handle request and session attributes myself rather then leave it to spring @SessionAttributes , for login of cookies handling for example.
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How do you see recent SVN log entries?
Typing svn log spits out an incredibly long, useless list on a command line. I have no idea why that is the default. If I wanted to read (or even could read) 300 entries on the terminal, I wouldn't mind typing svn log --full or something similar.
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Python ValueError: too many values to unpack [duplicate]
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self.materials is a dict and by default you are iterating over just the keys (which are strings).
Since self.materials has more than two keys*, they can't be unpacked into the tuple "k, m", hence the ValueError exception is raised.
In Python 2.x, t...