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Angular directives - when and how to use compile, controller, pre-link and post-link [closed]
..... }
Entering the link phase, the link function returned via $compile is now provided with a scope.
First, the link function create a child scope (scope: true) or an isolated scope (scope: {...}) if requested.
The controller is then executed, provided with the scope of the instance element.
Pre...
How to start two threads at “exactly” the same time
...he gate.
// Since we gave "3" as the argument, gate is not opened yet.
// Now if we block on the gate from the main thread, it will open
// and all threads will start to do stuff!
gate.await();
System.out.println("all threads started");
This doesn't have to be a CyclicBarrier, you could also use...
Find XOR of all numbers in a given range
...bits cycle every 4. So, that's how to arrive at that little lookup table.
Now, consider for a general range of [a,b]. We can use f() to find the XOR for [0,a-1] and [0,b]. Since any value XOR'd with itself is zero, the f(a-1) just cancels out all the values in the XOR run less than a, leaving you w...
How can I quantify difference between two images?
...*255/rng
Run the main function:
if __name__ == "__main__":
main()
Now you can put this all in a script and run against two images. If we compare image to itself, there is no difference:
$ python compare.py one.jpg one.jpg
Manhattan norm: 0.0 / per pixel: 0.0
Zero norm: 0 / per pixel: 0.0
...
Easiest way to rename a model using Django/South?
...s it is important to keep the "send_create_signal" calls, do you have any knowledge about that? If you agree, it would be great to update your example migration.
– mrooney
Oct 12 '12 at 20:52
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How do I include a JavaScript file in another JavaScript file?
...() => {
console.log(`Finish in less than ${moment().endOf('year').fromNow(true)}`)
})
jQuery Loading
The jQuery library provides loading functionality in one line:
$.getScript("my_lovely_script.js", function() {
alert("Script loaded but not necessarily executed.");
});
Dynamic Script L...
HTTPS with Visual Studio's built-in ASP.NET Development Server
...
As of now we can use IIS Express to develop and test in SSL. Here is a complete article explaning how to use IIS Express and Visual Studion 2010 to develop websites in SSL.
Next
Then you will get this
Working with SSL at ...
Java regex email
First of all, I know that using regex for email is not recommended but I gotta test this out.
20 Answers
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Understanding the difference between __getattr__ and __getattribute__
...we do instance.attribute. Sometimes we need more control (when we do not know the name of the attribute in advance).
For example, instance.attribute would become getattr(instance, attribute_name). Using this model, we can get the attribute by supplying the attribute_name as a string.
Use of __ge...
How to write one new line in Bitbucket markdown?
...
It's now possible to add a forced line break
with two blank spaces at the end of the line:
line1→→
line2
will be formatted as:
line1
line2
share
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