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What is the difference between IEqualityComparer and IEquatable?
...an interface for an object (which is usually a lightweight class different from T) that provides comparison functions that operates on T
– rwong
Feb 22 at 16:40
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Forced naming of parameters in Python
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In Python 3 - Yes, you can specify * in the argument list.
From docs:
Parameters after “*” or “*identifier” are keyword-only parameters and
may only be passed used keyword arguments.
>>> def foo(pos, *, forcenamed):
... print(pos, forcenamed)
...
>>&...
Which Boost features overlap with C++11?
...ed → <unordered_set>, <unordered_map>
Features back-ported from C++11:
Atomic ← std::atomic
Chrono ← <chrono> (see below)
Move ← Rvalue references
Replaceable by C++17 language features:
String_ref → std::string_view
Filesystem → <filesystem> (Filesystem ...
Linux - Install redis-cli only
...x server with Redis installed and I want to connect to it via command line from my local Linux machine.
12 Answers
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Differences between Agda and Idris
...thing to say on it, but to expand on that a bit:
Idris has been designed from the ground up to support general purpose programming ahead of theorem proving, and as such has high level features such as type classes, do notation, idiom brackets, list comprehensions, overloading and so on. Idris puts...
Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?
...;> raise Rails.root
RuntimeError: /home/marcin/work/github/project1
from (irb):17
>>
I also really encourage you to try ruby-debug:
http://railscasts.com/episodes/54-debugging-with-ruby-debug
http://www.sitepoint.com/article/debug-rails-app-ruby-debug/
http://www.datanoise.com/arti...
force Maven to copy dependencies into target/lib
...n will generate a complete JAR file with all your classes plus the classes from any dependencies.
If you want to simply pull your dependencies into the target directory interactively, then use the dependency plugin to copy your files in.
If you want to pull in the dependencies for some other type of...
Case preserving substitute in Vim
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You can just paste and adapt this:
(Of course, if you do this from time to time, you will want a plugin instead of this monstrosity. But for some who are in a hurry and only need it once, this is a quick hack for your pasting pleasure:)
:%s/\cbad\zejob/\= ( submatch(0)[0] is# toupper(...
C# Sort and OrderBy comparison
...o both questions are "no" then it really doesn't matter which one you pick from a performance perspective.
– Eric Lippert
Dec 2 '09 at 16:10
12
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How to get controls in WPF to fill available space?
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Each control deriving from Panel implements distinct layout logic performed in Measure() and Arrange():
Measure() determines the size of the panel and each of its children
Arrange() determines the rectangle where each control renders
The last ...