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Constructor in an Interface?
...nterface which defines the send() method, and if Sebi wishes to provide a "base" class for implementations of the Message interface, then provide an AbstractMessage as well. Abstract classes shouldn't take the place of interfaces, was never attempting to suggest so.
– matt b
...
Persistent :set syntax for a given filetype?
...
Add one of the following passages to your .vimrc:
" Set the filetype based on the file's extension, overriding any
" 'filetype' that has already been set
au BufRead,BufNewFile *.html.twig set filetype=html
or
" Set the filetype based on the file's extension, but only if
" 'filetype' has not...
How to decorate a class?
...rgs, **kwargs):
pass
class FooMeta(type):
def __new__(cls, name, bases, attrs):
attrs['__init__'] = substitute_init
return super(FooMeta, cls).__new__(cls, name, bases, attrs)
class Foo(object):
__metaclass__ = FooMeta
def __init__(self, value1):
pass
R...
Any reason to prefer getClass() over instanceof when generating .equals()?
...rticularly important because most of the collections (HashTable, etc.) are based on the equals method. If you put a member of the super class in a hash table as the key and then look it up using a subclass instance, you won't find it, because they are not equal.
See also this SO answer.
Effective...
How to watch for array changes?
...y to be notified when an array is modified using push, pop, shift or index-based assignment? I want something that would fire an event that I could handle.
...
Image library for Python 3
...
You can use my package mahotas on Python 3. It is numpy-based rather than PIL based.
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Copy constructor versus Clone()
...), both of which return T? The latter syntax would allow T to be inferred based upon the argument.
– supercat
Jul 27 '10 at 17:50
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Side-by-side plots with ggplot2
....arrange(plot1, plot2, ncol=2)
This is useful when the two plots are not based on the same data, for example if you want to plot different variables without using reshape().
This will plot the output as a side effect. To print the side effect to a file, specify a device driver (such as pdf, png,...
What is the best practice for “Copy Local” and with project references?
...read Patric Smacchia's articles on that subject :
Partitioning Your Code Base Through .NET Assemblies and Visual Studio Projects --> Should every Visual Studio project really be in its own assembly? And what does 'Copy Local=True' really mean?
Lessons learned from the NUnit code base --> The...
Force IE compatibility mode off using tags
...n-emulate ones) ignore <!DOCTYPE> directives in your page and render based on the standards supported by that version of IE (e.g., IE=8 will better obey table border spacing and some pseudo selectors than IE=7).
Whereas, the Emulate modes tell IE to follow any <!DOCTYPE> directives in ...