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Why is extending native objects a bad practice?
...he scenes.
And that is the reason I dislike libs like jQuery, underscore, etc. Don't get me wrong; they are absolutely well-programmed and they work like a charm, but they are big. You use only 10% of them, and understand about 1%.
That's why I prefer an atomistic approach, where you only require ...
How to get the source directory of a Bash script from within the script itself?
... one will work with any combination of aliases, source, bash -c, symlinks, etc.
Beware: if you cd to a different directory before running this snippet, the result may be incorrect!
Also, watch out for $CDPATH gotchas, and stderr output side effects if the user has smartly overridden cd to redirect o...
Why is “Set as Startup” option stored in the suo file and not the sln file?
...et this on a per user basis. It just leads to extra setup on fresh clones, etc.
– Trevor Reid
May 8 '19 at 13:27
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How do I pull my project from github?
...lone the Repository
Open VS Code (or any IDE/CLI which has command prompt etc.). Go to the directory in which you want to clone, using cd commands, and type the below line.
git config --global github.user yourGitUserName
git config --global user.email your_email
git clone git@github.com:yourGit...
Detect if the app was launched/opened from a push notification
...tually becomes active, which is the same lifecycle method in all cases.
Sketch of our solution
Here are the main components of our solution:
Store a notificationUserInfo instance variable on the AppDelegate.
Set notificationUserInfo = nil in both applicationWillEnterForeground and didFinishLaunc...
Why can't C++ be parsed with a LR(1) parser?
...a parser
that does this isn't context free, and LR parsers
(the pure ones, etc.) are (at best) context free.
One can cheat, and add per-rule reduction-time semantic checks in the
to LR parsers to do this disambiguation. (This code often isn't simple). Most of the other parser types
have some me...
What does (angle brackets) mean in Java?
...ng you want, it doesn't really matter.
Moreover, Integer, String, Boolean etc are wrapper classes of Java which help in checking of types during compilation. For example, in the above code, obj is of type String, so you can't add any other type to it (try obj.add(1), it will cast an error). Similar...
How to make rounded percentages add up to 100%
...mal place instead of integer values. So the numbers would be 48.3 and 23.9 etc. This would drop the variance from 100 by a lot.
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MySQL indexes - what are the best practices?
...index all columns, no columns, which indexes should span multiple columns, etc. It depends on the queries you need to run.
Yes, there is some overhead so you shouldn't create indexes needlessly. But you should create the indexes that give benefit to the queries you need to run quickly. The overh...
Wrapping a C library in Python: C, Cython or ctypes?
...ore hesitant if I had to wrap a C++ library with lots of classes/templates/etc. But ctypes works well with structs and can even callback into Python.
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