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Non-Singleton Services in AngularJS
...ng request for non-singleton services. In which Brian Ford notes:
The idea that all services are singletons does not stop you from
writing singleton factories that can instantiate new objects.
and his example of returning instances from factories:
myApp.factory('myService', function () {
...
Finding all cycles in a directed graph
...t;C->A, you'll detect that 3 times, as start can be any 3 of those. One idea to prevent this is to have another visited array where every node that has been the start node at some point is set, and then you don't revisit these.
– Bernhard Barker
Dec 13 '13 a...
difference between use and require
...lly there's a programming style which says "namespaces are a honking great idea, we should have more of them" (from "The Zen of Python") -- so e.g. that style recommends not using "using namespace foo;" in C++, so that readers and maintainers of the code won't have to worry "where does this bar come...
getting exception “IllegalStateException: Can not perform this action after onSaveInstanceState”
...ation, and from market i have received following stack trace and i have no idea why its happening as its not happening in application code but its getting caused by some or the other event from the application (assumption)
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How do I avoid capturing self in blocks when implementing an API?
... able to change and what you cannot. But hopefully this has given you some ideas on how to proceed.
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Measuring execution time of a function in C++
... @MikeMB : Good point, making this a header would definitely be a bad idea. Though, in the end, it's just an example, if you have complex needs you gotta think about standard practices and adapt the code accordingly. For example, when writing code, I make it convenient for me when it's in the c...
Faye vs. Socket.IO (and Juggernaut)
...uld use Socket.IO. In practise, there are some barriers to this:
I've no idea what kind of server-side support Socket.IO requires, and the requirement that the Faye client (there are server-side clients in Node and Ruby, remember) be able to talk to any Bayeux server (and the Faye server to any Ba...
How do SQL EXISTS statements work?
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Thanks Vlad. That's what I thought. It's just a weird idea that occurred when I was messing around with it. I honestly didn't know the concept of correlated subquery. And now it makes a lot more sense to filter out rows of the outer query with the inner query.
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Add column with number of days between dates in DataFrame pandas
...days did not work and I had to use df['C'] = (df['B'] - df['A']).days. Any idea why mine did not give the number of days as expected?
– Samuel Nde
Sep 21 '18 at 18:44
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What are the most-used vim commands/keypresses?
...ed. Maybe it can be useful to you.
Grosso modo, I don't think it's a good idea to do a radical switch. Vim is very different and it's best to go progressively.
And to answer your subquestion, yes, I use all of iaIAoO everyday to enter insert mode. It certainly seems weird at first but you don't re...