61
Global Interpreter Lock, or how to kill it
People that listened to my (Armin Rigo) lightning talk at EuroPython know that suddenly, we have a plan to remove the Global Interpreter Loc...
62
What Every C Programmer Should Know About Undefined Behavior #3/3
In Part 1 of the series, we took a look at undefined behavior in C and showed some cases where it allows C to be more performant than "safe" languages.
63
64
JavaScript is Dead. Long Live JavaScript
For 16 years, JavaScript has been the language of the web browser. This language has enabled the building of compelling web applications and contributed to the success of the web. Other scripting languages could have filled the role JavaScript does but JavaScript was in the right place at the right time. Microsoft…
65
PyPy 1.7 released: widening the sweet spot
We're pleased to announce the 1.7 release of PyPy. As became a habit, this release brings a lot of bugfixes and performance improvements ove...
66
R.I.P. Ruby Hash Rocket Syntax 1993-2010
Trusted by 23,000+ organizations, Pluralsight is the online tech learning platform for building AI, cloud, data, and security skills with courses and labs.
67
Clojure & Python, Side by Side
Function order has been rearranged here and there to appease Clojure's single-pass compiler.
68
Dealing with Timezones in Python
The problems with timezones and Python’s datetime object and how you would properly use them.
69
70
71
What Every C Programmer Should Know About Undefined Behavior #1/3
People occasionally ask why LLVM-compiled code sometimes generates SIGTRAP signals when the optimizer is turned on. After digging in, they find that Clang generated a "ud2" instruction (assuming X86 code) - the same as is generated by __builtin_trap().
72
Greedy Register Allocation in LLVM 3.0
LLVM has two new register allocators: Basic and Greedy. When LLVM 3.0 is released, the default optimizing register allocator will no longer be linear scan, but the new greedy register allocator.
73
74
75
JS is Assembly Language for the Web: Brendan Eich, Crockford, & others comment
UPDATE: Check out the Podcast I did with Erik Meijer on Hanselminutes this week ...
76
77
78
Thoughts on porting NumPy to PyPy
Last weekend, I attended GitHub's PyCodeConf in Miami Florida and had the opportunity to give a talk on array-oriented computing and Python....
79
Elements of Modern C++ Style
“C++11 feels like a new language.” – Bjarne Stroustrup The C++11 standard offers many useful new features. This page focuses specifically and only on those features that make C++11 really feel like…
80
81
PyPy 1.5 Released: Catching Up
We're pleased to announce the 1.5 release of PyPy. This release updates PyPy with the features of CPython 2.7.1, including the standard libr...
82
PyPy's future directions
The PyPy project was long criticised for being insufficiently transparent about the direction of its development. This changed drastically w...
83
84
Peter Norvig's Sudoku solver: Clojure & Python side by side
As an exercise, I translated Peter Norvig’s Sudoku solver from Python to Clojure. There have been a couple other attempts before, but they both leaned on Clojure’s reference types as a …
85
Scala Feels like EJB 2
At Devoxx last week I used the phrase "Scala feels like EJB 2 to me". What was on my mind? Scala For a number of years on this blog I'v...
86
87
Wield Python's super() like a Jedi
If you aren’t wowed by Python’s super() builtin, chances are you don’t really know what it is capable of doing or how to use it effectively. Much has been written about super() and much of that wri…
88
How to become a proficient Python programmer
Update: This is a re-post of an older blog post of mine. Originally it was posted on my personal blog where it has >30 comments and >20’000 views over the last years. I’m deprecating my personal blog in favor of this 200OK blog.
89
(An ((Even Better) Lisp) Interpreter (in Python))
The tokens #t and #f are the True and False literals, respectively. The single quote mark serves to quote the following expression. The syntax ' exp is completely equivalent to (quote exp ) . The backquote character ` is called quasiquote in Scheme; it is similar to ' except that within a quasiquoted expression, the…
90
