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How do I integrate Ajax with Django applications?

...ction, going to 127.0.0.1:8000/home will return the index.html and replace all the variables as asked (you probably know all this by now). Now let's talk about AJAX. AJAX calls are client-side code that does asynchronous requests. That sounds complicated, but it simply means it does a request for y...
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How do I break out of a loop in Scala?

...nt) { sum += i; if (sum < max) addTo(i+1,max) } addTo(0,1000) (1c) Fall back to using a while loop var sum = 0 var i = 0 while (i <= 1000 && sum <= 1000) { sum += 1; i += 1 } (2) Throw an exception. object AllDone extends Exception { } var sum = 0 try { for (i <- 0 to 1...
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How to turn off INFO logging in Spark?

I installed Spark using the AWS EC2 guide and I can launch the program fine using the bin/pyspark script to get to the spark prompt and can also do the Quick Start quide successfully. ...
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Import regular CSS file in SCSS file?

...port a regular CSS file with Sass's @import command? While I'm not using all of the SCSS syntax from sass, I do still enjoy it's combining/compressing features, and would like to be able to use it without renaming all of my files to *.scss ...
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warning: implicit declaration of function

...s to declare function prototype in header. Example main.h #ifndef MAIN_H #define MAIN_H int some_main(const char *name); #endif main.c #include "main.h" int main() { some_main("Hello, World\n"); } int some_main(const char *name) { printf("%s", name); } Alternative with one file...
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How do I mock a service that returns promise in AngularJS Jasmine unit test?

...ce; beforeEach(module('app.myService')); beforeEach(inject( function(_myService_, myOtherService, $q){ myService = _myService_; spyOn(myOtherService, "makeRemoteCallReturningPromise").and.callFake(function() { var deferred = $q.defer(); deferred.resolve('Remote call res...
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“PKIX path building failed” and “unable to find valid certification path to requested target”

... Note that instructions should be repeated for all certificates in the chain. Also certificate's alias name in command line should be unique. – Lu55 Sep 12 '17 at 18:50 ...
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What is stdClass in PHP?

... class, kind of like Object in Java or object in Python (Edit: but not actually used as universal base class; thanks @Ciaran for pointing this out). It is useful for anonymous objects, dynamic properties, etc. An easy way to consider the StdClass is as an alternative to associative array. See thi...
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How do I write data into CSV format as string (not file)?

... I found the answers, all in all, a bit confusing. For Python 2, this usage worked for me: import csv, io def csv2string(data): si = io.BytesIO() cw = csv.writer(si) cw.writerow(data) return si.getvalue().strip('\r\n') data=[1,2...
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How to read/write from/to file using Go?

... Let's make a Go 1-compatible list of all the ways to read and write files in Go. Because file API has changed recently and most other answers don't work with Go 1. They also miss bufio which is important IMHO. In the following examples I copy a file by reading...