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Importing data from a JSON file into R
...on")
Then:
library("rjson")
json_file <- "http://api.worldbank.org/country?per_page=10&region=OED&lendingtype=LNX&format=json"
json_data <- fromJSON(paste(readLines(json_file), collapse=""))
Update: since version 0.2.1
json_data <- fromJSON(file=json_file)
...
Stateless vs Stateful - I could use some concrete information
...programming. I'm interested because I want to learn more about it, but I really can't find any good articles about it. I've read dozens of articles on the web which vaguely discuss the subject, or they're talking about web servers and sessions - which are also 'bout stateful vs stateless, but I'm in...
File Upload using AngularJS
...er browsers:
https://github.com/leon/angular-upload - uses iframes as a fallback
https://github.com/danialfarid/ng-file-upload - uses FileAPI/Flash as a fallback
And some other options:
https://github.com/nervgh/angular-file-upload/
https://github.com/uor/angular-file
https://github.com/twilso...
add created_at and updated_at fields to mongoose schemas
...ongoose schema, without having to pass them in everytime new MyModel() is called?
19 Answers
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Properly close mongoose's connection once you're done
I'm using mongoose in a script that is not meant to run continuously, and I'm facing what seems to be a very simple issue yet I can't find an answer; simply put once I make a call to any mongoose function that sends requests to mongodb my nodejs instance never stops and I have to kill it manually wi...
A non well formed numeric value encountered
...atetime description into a Unix timestamp (integer):
date("d", strtotime($_GET['start_date']));
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c#: getter/setter
...ate the equivalent of the following simple implementation:
private string _type;
public string Type
{
get { return _type; }
set { _type = value; }
}
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How to compare Lists in Unit Testing
...
To make assertions about collections, you should use CollectionAssert:
CollectionAssert.AreEqual(expected, actual);
List<T> doesn't override Equals, so if Assert.AreEqual just calls Equals, it will end up using reference equality.
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Where do I find the current C or C++ standard documents?
...9:1990 Hardcopy available from SAI Global ($88 + shipping)
You cannot usually get old revisions of a standard (any standard) directly from the standards bodies shortly after a new edition of the standard is released. Thus, standards for C89, C90, C99, C++98, C++03 will be hard to find for purchas...
How to execute a Python script from the Django shell?
...es, it's a good idea to set it up as a custom command ie
$ ./manage.py my_command
to do this create a file in a subdir of management and commands of your app, ie
my_app/
__init__.py
models.py
management/
__init__.py
commands/
__init__.py
my_co...