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json.dumps vs flask.jsonify
...rrent_app.response_class(json.dumps(dict(*args, **kwargs),
indent=None if request.is_xhr else 2), mimetype='application/json')
The json module used is either simplejson or json in that order. current_app is a reference to the Flask() object i.e. your application. response_class() is a refe...
What is the !! (not not) operator in JavaScript?
...t recognize, in the form of two exclamation points, like so: !! . Can someone please tell me what this operator does?
36 A...
C#: Looping through lines of multiline string
...
Great; +1; this helped; but I just want to add that one does not actually need to use the "using" block because there aren't any resources to close in this case. See remarks in StringReader article at docs.microsoft.com
– R.D. Alkire
Jan...
Creating a JavaScript cookie on a domain and reading it across sub domains
... characters that can upset the local storage when trying to retrieve them. One thing I would suggest is using the global encodeURI() & decodeURI() methods for the cookie name & value to handle any conversion that would need to take place. i.e. document.cookie = encodeURI(cookieName) +"=" + e...
Get file size, image width and height before upload
...dom increment! e.g. for 4 files the value as alerted was 0 3 2 1 . Can any one explain that?
– freerunner
Mar 2 '14 at 11:16
...
Programmatically creating Markdown tables in R with KnitR
... a lot of the day to day reporting that I have to do with my job. However, one thing that I'm not seeing is an easy way to print data frames and tables using Markdown formatting (sort of like xtable , but with Markdown instead of LaTeX or HTML). I know that I can just embed the HTML output from xta...
How to pretty print XML from Java?
....parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import java.io.Writer;
/**
* Pretty-prints xml, supplied as a string.
* <p/>
* eg.
* <code>
* String formatt...
How do I update the GUI from another thread?
..., and hence cause a runtime exception.
Unfortunately this doesn't stop anyone from doing stupid things such as passing in another Control's property and value, so the following will happily compile:
myLabel.SetPropertyThreadSafe(() => aForm.ShowIcon, false);
Hence I added the runtime checks t...
How to get row from R data.frame
....5)
y
#> A B C
#> 5.00 4.25 4.50
#The slice() verb allows one to subset data row-wise.
x <- x %>% slice(1) #(n) for the nth row, or (i:n) for range i to n, (i:n()) for i to last row...
x
#> A B C
#> 1 5 4.25 4.5
#Test that the items in the row match the vector ...
How to change a field name in JSON using Jackson
...
There is one more option to rename field:
Jackson MixIns.
Useful if you deal with third party classes, which you are not able to annotate, or you just do not want to pollute the class with Jackson specific annotations.
The Jackson...