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Why is there no multiple inheritance in Java, but implementing multiple interfaces is allowed?
...Containing more than one subobject of same base class, ambiguity (override from which base class use), complicated rules of resolving such ambiguity.
– Tadeusz Kopec
May 22 '13 at 7:54
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How to write to a file in Scala?
...istent since mid-2009...
Scala-IO has changed place: see its GitHub repo, from Jesse Eichar (also on SO):
The Scala IO umbrella project consists of a few sub projects for different aspects and extensions of IO.
There are two main components of Scala IO:
Core - Core primarily deals wit...
What is the difference between match_parent and fill_parent?
...as big as its parent (minus padding). This constant is deprecated starting from API Level 8 and is replaced by match_parent.
http://developer.android.com/reference/android/view/ViewGroup.LayoutParams.html
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What is Java String interning?
...n the heap. Calling intern() on a String has the effect of moving
it out from the heap into the permanent generation, and you risk
running out of PermGen space.
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From: http://www.codeinstructions.com/2009/01/busting-javalangstringintern-myths.html
From JDK 7 (I mean in HotSpot), somethi...
Finding current executable's path without /proc/self/exe
...se not all shells do this, and it could be set to anything or be left over from a parent process which did not change it before executing your program.
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Extract numbers from a string
I want to extract the numbers from a string that contains numbers and letters like:
20 Answers
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Validating with an XML schema in Python
...xslt-devel
The simplest validator
Let's create simplest validator.py
from lxml import etree
def validate(xml_path: str, xsd_path: str) -> bool:
xmlschema_doc = etree.parse(xsd_path)
xmlschema = etree.XMLSchema(xmlschema_doc)
xml_doc = etree.parse(xml_path)
result = xmlsch...
Your branch is ahead of 'origin/master' by 3 commits
...thing and keep coding, sync another day
git pull: get the changes (if any) from the remote and merge them into your changes
git pull --rebase: as above, but try to redo your commits on top of the remote changes
You are in a classical situation (although usually you wouldn't commit a lot on master ...
How to convert an NSString into an NSNumber
...numberStyle = NSNumberFormatterDecimalStyle;
NSNumber *myNumber = [f numberFromString:@"42"];
If the string is not a valid number, then myNumber will be nil. If it is a valid number, then you now have all of the NSNumber goodness to figure out what kind of number it actually is.
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Working with $scope.$emit and $scope.$on
How can I send my $scope object from one controller to another using .$emit and .$on methods?
12 Answers
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