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How can I deserialize JSON to a simple Dictionary in ASP.NET?
...onvert.DeserializeObject<Dictionary<string, string>>(json);
More examples: Serializing Collections with Json.NET
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Redirecting to URL in Flask
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You have to return a redirect:
import os
from flask import Flask,redirect
app = Flask(__name__)
@app.route('/')
def hello():
return redirect("http://www.example.com", code=302)
if __name__ == '__main__':
# Bind to PORT if defined, otherwise default...
Best way to detect when a user leaves a web page?
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Try the onbeforeunload event: It is fired just before the page is unloaded. It also allows you to ask back if the user really wants to leave. See the demo onbeforeunload Demo.
Alternatively, you can send out an Ajax request when he leave...
Input and Output binary streams using JERSEY?
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I managed to get a ZIP file or a PDF file by extending the StreamingOutput object. Here is some sample code:
@Path("PDF-file.pdf/")
@GET
@Produces({"application/pdf"})
public StreamingOutput getPDF() throws Exception {
return new StreamingOutput() ...
Using pre-compiled headers with CMake
I have seen a few (old) posts on the 'net about hacking together some support for pre-compiled headers in CMake. They all seem a bit all-over the place and everyone has their own way of doing it. What is the best way of doing it currently?
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How to implement a binary tree?
...elf._find(val, node.r)
def deleteTree(self):
# garbage collector will do this for us.
self.root = None
def printTree(self):
if self.root is not None:
self._printTree(self.root)
def _printTree(self, node):
if node is not None:
se...
What is the best java image processing library/approach? [closed]
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There's ImageJ, which boasts to be the
world's fastest pure Java image
processing program
It can be used as a library in another application. It's architecture is not brilliant, but it does basic image processing tasks.
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How can I catch all the exceptions that will be thrown through reading and writing a file?
...please.
//e may be any type of exception at all.
}
The reason that works is because Exception is the base class for all exceptions. Thus any exception that may get thrown is an Exception (Uppercase 'E').
If you want to handle your own exceptions first simply add a catch block before the ge...
Autolayout - intrinsic size of UIButton does not include title insets
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You can solve this without having to override any methods or set an arbitrary width constraint. You can do it all in Interface Builder as follows.
Intrinsic button width is derived from the title width plus the icon width plus the left and right content edge insets.
If a button ha...
Why does JPA have a @Transient annotation?
Java has the transient keyword. Why does JPA have @Transient instead of simply using the already existing java keyword?
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