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Singletons vs. Application Context in Android?
...believe that if you do need to manage app-global state, it should go here, nowhere else. For anything else, rethink if you really need a singleton object, or if it would also be possible to rewrite your singleton class to instead instantiate small, short-lived objects that perform the task at hand.
...
How do you explicitly set a new property on `window` in TypeScript?
...ersion, Previously this was working : (<any>window).MyNamespace, but now it is breaking in new typescript version 3.5.x.
– Jignesh Raval
Jul 9 '19 at 15:58
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Redirecting to a certain route based on condition
...tials/login.html" ) {
// not going to #login, we should redirect now
$location.path( "/login" );
}
}
});
})
The one thing that seems odd is that I had to test the partial name (login.html) because the "next" Route object did not have a url or somethi...
How to set variables in HIVE scripts
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@DatabaseCoder To my knowledge, nothing like that will work. Whenever I need something like that, I have to do the first query and then pass in via "--hiveconf"
– libjack
Aug 8 '19 at 19:57
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How should I have explained the difference between an Interface and an Abstract class?
...implementation of this only:
public abstract void checkDBforUser();
}
Now in each child class, we only need to implement one method - the method that is database dependent.
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Android update activity UI from service
...cts to implement Parcelable - this is particularly important to me as I am now sharing code between Android and iOS (using RoboVM)
RxJava provides canned (and cross-platform) scheduling, and easy composition of sequential asynchronous operations.
This should be more efficient than using a LocalBroad...
grep exclude multiple strings
...ave a long list of things to exclude.
vi /root/scripts/exclude_list.txt
Now add what you would like to exclude
Nopaging the limit is
keyword to remove is
Now use grep to remove lines from your file log file and view information not excluded.
grep -v -f /root/scripts/exclude_list.txt /var/log/...
Static nested class in Java, why?
... @DavidS Thanks for the link! Yeah, I was wrong, reading my comment now I see that my rephrase was incorrect. As you said: An inner class interacts with the instance members through an implicit reference to its enclosing class, and this points out another interesting property of non-static in...
How to print a dictionary's key?
...orked beautifully for me in Python 2.7, what's the alternative in Py3k? I know .iteritems() is no longer supported...
– piperchester
Mar 27 '13 at 21:18
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Replace transparency in PNG images with white background
... This is the only solution of the above that worked for me. Now the iTunes store is happy with my image.
– Bill Cheswick
Jan 2 '15 at 3:34
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