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How to get a cross-origin resource sharing (CORS) post request working
...est-Headers: x-requested-with
header to all CORS requests. jQuery 1.5.2 does not do this. Also, according to the same question, setting a server response header of
Access-Control-Allow-Headers: *
does not allow the response to continue. You need to ensure the response header specifically in...
Why use symbols as hash keys in Ruby?
...
TL;DR:
Using symbols not only saves time when doing comparisons, but also saves memory, because they are only stored once.
Ruby Symbols are immutable (can't be changed), which makes looking something up much easier
Short(ish) answer:
Using symbols not only saves time ...
How can I consume a WSDL (SOAP) web service in Python?
...Python. I have looked at the Dive Into Python code but the SOAPpy module does not work under Python 2.5.
10 Answers
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XAMPP - Port 80 in use by “Unable to open process” with PID 4! 12
... with XAMPP :)
Link Ref: https://www.sitepoint.com/unblock-port-80-on-windows-run-apache/
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Repository Pattern vs DAL
...u want to be.
If you want a strict DDD point of view, that will take you down one path. If you look at the repository as a pattern that has helped us standardize the interface of the layer that separates between the services and the database it will take you down another.
The repository from my p...
What's the difference between Ruby's dup and clone methods?
The Ruby docs for dup say:
6 Answers
6
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Why use a public method in an internal class?
...r to work correctly. A public member says "this member represents the key, documented functionality provided by this object."
Basically, my attitude is: suppose I decided to make this internal class into a public class. In order to do that, I want to change exactly one thing: the accessibility of t...
How to test if string exists in file with Bash?
...exactly match the whole line.
-q, --quiet, --silent
Quiet; do not write anything to standard output. Exit immediately with zero status if any match is found, even if an error was detected. Also see the -s or --no-messages option.
Error handling
As rightfully pointed out in the co...
Does MS SQL Server's “between” include the range boundaries?
... ms from a date will leave you vulnerable to missing rows from the 3 ms window. The correct solution is also the simplest one:
where myDateTime >= '20160601' AND myDateTime < '20160701'
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Javascript objects: get parent [duplicate]
...obj.subObj both simply have references to the same object.
You could also do:
var obj = { subObj: {foo: 'hello world'} };
var obj2 = {};
obj2.subObj = obj.subObj;
var s = obj.subObj;
You now have three references, obj.subObj, obj2.subObj, and s, to the same object. None of them is special.
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