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What is a “context bound” in Scala?
...xt method:
def **[T : Numeric](xs: Iterable[T], ys: Iterable[T]) =
xs zip ys map { t => implicitly[Numeric[T]].times(t._1, t._2) }
or
def **[T : Numeric](xs: Iterable[T], ys: Iterable[T]) =
xs zip ys map { t => context[T]().times(t._1, t._2) }
...
File input 'accept' attribute - is it useful?
...ector dxr
application/x-dvi dvi
application/x-gtar gtar
application/x-gzip gz
application/x-hdf hdf
application/x-internet-signup ins
application/x-internet-signup isp
application/x-iphone iii
application/x-javascript js
application/x-latex latex
application/x-msaccess mdb
applicat...
Should composer.lock be committed to version control?
...es reacquired in each environment, especially prod. Your deliverable (tar, zip, phar, a directory, etc) should be immutable and promoted through environments without changing.
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When to use symbols instead of strings in Ruby?
...ound at codecademy:
require 'benchmark'
string_AZ = Hash[("a".."z").to_a.zip((1..26).to_a)]
symbol_AZ = Hash[(:a..:z).to_a.zip((1..26).to_a)]
string_time = Benchmark.realtime do
1000_000.times { string_AZ["r"] }
end
symbol_time = Benchmark.realtime do
1000_000.times { symbol_AZ[:r] }
end
pu...
What is the difference between Ruby 1.8 and Ruby 1.9
...rray of Symbols
Ruby 1.9
irb(main):001:0> {}.methods.sort.last
=> :zip
Ruby 1.8.6
irb(main):001:0> {}.methods.sort.last
=> "zip"
Action: Replace instance_methods.include? with method_defined?
Source File Encoding
Basic
# coding: utf-8
Emacs
# -*- encoding: utf-8 -*-
Sheb...
How can I make setuptools install a package that's not on PyPI?
... minimal URL based lookup:
pip @ https://github.com/pypa/pip/archive/1.3.1.zip#sha1=da9234ee9982d4bbb3c72346a6de940a148ea686
So in your setup.py it would look like
setup(
...
install_requires = [
...
'python-gearman @ https://github.com/mtai/python-gearman/archive/master.zip'
...
...
List directory tree structure in python?
... pointers = [tee] * (len(contents) - 1) + [last]
for pointer, path in zip(pointers, contents):
yield prefix + pointer + path.name
if path.is_dir(): # extend the prefix and recurse:
extension = branch if pointer == tee else space
# i.e. space because last...
How to create a memory leak in Java?
... creating similar threads.
Using InflaterInputStream passing new java.util.zip.Inflater() in the constructor (PNGImageDecoder for instance) and not calling end() of the inflater. Well, if you pass in the constructor with just new, no chance... And yes, calling close() on the stream does not close th...
Generating an Excel file in ASP.NET [closed]
...ffice 2007 (e.g., more than 3 conditional formats). Since XML is verbose, Zipping SpreadsheetML before sending from the server (using SharpZipLib is an option) works great to reduce download times--actually, it should be mentioned that OpenXML is stored in a ZIP container anyway. @Brian: I use com...
Change / Add syntax highlighting for a language in Sublime 2/3
...js to the this keyword. Since Sublime Text 3 is using the .sublime-package zip file format to store all the default settings it's not very straightforward to edit the individual files.
Unfortunately, not all themes contain all scopes, so you'll need to play around with different ones to find one th...