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What __init__ and self do on Python?
...to declare it explicitly. When you create an instance of the A class and call its methods, it will be passed automatically, as in ...
a = A() # We do not pass any argument to the __init__ method
a.method_a('Sailor!') # We only pass a single argument
The __init__ method is roughly w...
What is the standard naming convention for html/css ids and classes?
...very natural. It's also great for selecting specific elements when browser testing.
OOCSS and BEM are just some of the CSS standards out there. Pick one that works for you - they're all full of compromises because CSS just isn't that good.
Update 2020
A boring update this year. I'm still using BE...
jquery select change event get selected option
... you get the selected option even when this select value has not changed. (Tested with Mozilla only)
$('select').find('option').click(function () {
var optionSelected = $(this);
var valueSelected = optionSelected.val();
var textSelected = optionSelected.text();
});
...
In Flux architecture, how do you manage Store lifecycle?
...
In a Flux app there should only be one Dispatcher. All data flows through this central hub. Having a singleton Dispatcher allows it to manage all Stores. This becomes important when you need Store #1 update itself, and then have Store #2 update itself based on both the Acti...
Find nearest latitude/longitude with an SQL query
...e, it's best to not sqrt the distance variable but instead square the '25' test value... later sqrt the results that have passed if you need to show the distance
– sradforth
Jan 30 '12 at 13:46
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How to get current route in Symfony 2?
... not a route. As such, Symfony doesn't know what route that is for. Typically, you have one route to one controller, so it may seem weird that this can't report anything besides "_internal", however, it is possible to create general-purpose controllers that get associated with more than one route ...
Select count(*) from multiple tables
How can I select count(*) from two different tables (call them tab1 and tab2 ) having as result:
18 Answers
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How to solve javax.net.ssl.SSLHandshakeException Error?
... not possible to install the required certifcates using keytool e.g. local testing with temporary certifcates.
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How to duplicate sys.stdout to a log file?
...est way to accomplish logging when a python app is making a lot of system calls?
17 Answers
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What are the applications of binary trees?
...ningless - they are not a data structure, but a family of data structures, all with different performance characteristics. While it is true that unbalanced binary trees perform much worse than self-balancing binary trees for searching, there are many binary trees (such as binary tries) for which "b...