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Node.js + Express: Routes vs controller
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You can just have a routes folder or both. For example, some set routes/paths (ex. /user/:id) and connect them to Get, Post, Put/Update, Delete, etc. and then in the routes folder:
const subController = require('./../controllers/subController');
Router.use('/subs/:i...
@RequestBody and @ResponseBody annotations in Spring
... @RequestBody and @ResponseBody annotations in Spring 3? What are they for? Any examples would be great.
4 Answers
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convert ArrayList to JSONArray
I have an ArrayList that I use within an ArrayAdapter for a ListView. I need to take the items in the list and convert them to a JSONArray to send to an API. I've searched around, but haven't found anything that explains how this might work, any help would be appreciated.
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How to get a list of all files that changed between two Git commits?
...to bureaucracy, I need to get a list of all changed files in my repository for a report (I started with existing source code).
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What does `kill -0 $pid` in a shell script do?
... given PID is running and you have the permission to send a signal to it.
For more information see the following manpages:
kill(1)
$ man 1 kill
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If sig is 0, then no signal is sent, but error checking is still performed.
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kill(2)
$ man 2 kill
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If sig is 0, then no signal is sent, but ...
How to display loading message when an iFrame is loading?
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This worked perfect for my cases. The one chosen answer did not work for me because I was loading iFrame only when a tab was being clicked. But this one displayed elegantly while loading iFrame source. But too bad that this wasn't chosen as t...
Why dict.get(key) instead of dict[key]?
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@MustafaS: For example, suppose x = {'a':0}. Then x.get('a', 'foo') returns 0 but x.get('a') or 'foo' returns 'foo'.
– unutbu
Dec 4 '15 at 22:27
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Django Rest Framework File Upload
...parser_classes = (FileUploadParser,)
def put(self, request, filename, format=None):
file_obj = request.FILES['file']
# do some stuff with uploaded file
return Response(status=204)
share
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Ordering by specific field value first
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There's also the MySQL FIELD function.
If you want complete sorting for all possible values:
SELECT id, name, priority
FROM mytable
ORDER BY FIELD(name, "core", "board", "other")
If you only care that "core" is first and the other values don't matter:
SELECT id, name, priority
FROM mytabl...
How to sign an android apk file
... a small overview without reference or eclipse around, so leave some space for errors, but it works like this
Open your project in eclipse
Press right-mouse - > tools (android tools?) - > export signed application (apk?)
Go through the wizard:
Make a new key-store. remember that password
Sig...