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What is JSONP, and why was it created?
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NOTE: these are simple examples of JSONP usage, these are not production ready scripts.
Basic JavaScript example (simple Twitter feed using JSONP)
<html>
<head>
</head>
<body>
<div id = 'twitterFeed'></div>
<script>
fu...
What kind of virtual machine is BEAM (the Erlang VM)?
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The Erlang VM runs as one OS process. By default it runs one OS thread per core to achieve maximum utilisation of the machine. The number of threads and on which cores they run can be set when the VM is started.
Erlang processes are implemented entirely by the Erlang VM and have no connect...
ruby on rails f.select options with custom attributes
...go to paul @ pogodan who posted about finding this not in the docs, but by reading the rails source. https://web.archive.org/web/20130128223827/http://www.pogodan.com/blog/2011/02/24/custom-html-attributes-in-options-for-select
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phpunit mock method multiple calls with different arguments
... going to give you a Prophecy alternative but I would suggest you first to read about the difference between Mockery and Prophecy first.
Long story short: "Prophecy uses approach called message binding - it means that behaviour of the method does not change over time, but rather is changed by the o...
Why do we need message brokers like RabbitMQ over a database like PostgreSQL?
...re than that now; its even referred to as a swiss army knife). Still, I've read/heard many people achieving good results with Redis for smaller sized projects, but haven't heard much about it in larger applications.
Here is an example of redis being used in a long-polling chat implementation: http:...
What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
...he ClassLoader however when trying to load the class, it ran into an error reading the class definition. This typically happens when the class in question has static blocks or members which use a Class that's not found by the ClassLoader. So to find the culprit, view the source of the class in quest...
YouTube iframe API: how do I control an iframe player that's already in the HTML?
...to be able to control iframe based YouTube players. This players will be already in the HTML, but I want to control them via the JavaScript API.
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Argparse: Required arguments listed under “optional arguments”?
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@Judge i would recommend reading this pymotw.com/3/argparse/#mutually-exclusive-options
– Peter Moore
Apr 23 at 13:16
1
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Is it possible to rotate a drawable in the xml description?
...n't incur much overhead, and makes for clear, explicit code (although I've read that hand modifying vector assets should be avoided, I'd rather deal with the overhead of updating a couple of files than having transformations on one):
Note: Android Studio is a great source for vector assets.
res\va...
Difference between git pull and git pull --rebase
... upstream branch
If you want to know how git merge and git rebase differ, read this.
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