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Skip to content TheLinuxCode Software Menu Toggle Distros Menu Toggle SysAdmin Menu Toggle Residential Proxies Residential Proxies TheLinuxCode Main Menu Menu Retrieving Elements from a Python Set: Practical Patterns for Real Code Leave a Comment / By Linux Code / January 14, 2026 You’ve probably hit this moment: you reach for an item in a set the way you would in a list, and Python pushes back. I’ve seen this happen in data-cleaning scripts, feature-flag registries, and even in quick CLI tools where I
This is a great, hacky trick to get the standard output ( and others like standard error and standard input) in Python You can "redirect" the standard error changing the sys.stdout module with your own StringIO object. So, you can do something like Easy and very useful! EDITED: Updated to make it work for
Zone: Integration TLDR: ANTLR 4 introduced a handy listener-based API, but sometimes it’s better not to use it. In a previous post I showed a very simple example using ANTLR 4 with Python 2. While this example gave the basic framework necessary, it didn’t delve very deeply into ANTLR’s API. In this article, I’ll give a little more detail. Grammar To get started, we need a grammar that is more complex than the basic “Hello” grammar
# Python Well. The loom is a very complex model and a lot of it was built on-the-fly as it were. I kept changing things on the original design, back in 2016 (!), until it worked – well, worked enough. A lot of that, understandably, was right on the inside of the model. To make BIs (build instructions) of that would require taking it apart – which was a very scary thought. So, I basically avoided doing that for as long as possible. Since the loom worked, I didn’t want to risk it not working again after
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Python's itertools.product in CThere is a function in Python which runs this way: itertools.product("abc", repeat = 2) returns the following
Login 8 Linewise translating unit-tested Python to Haskell to compare defects caught and expressivity (2012) evanfarrer.blogspot.com via habibalamin 2023-07-21 21:10:59 | caches | 3 comments 1 borntyping 2023-07-22 19:17:39 It'd be interesting to see this looked at again a decade later with the improvements to Python around gradual typing. (I assume Haskell has probably had similar improvements over time, but I'm not very familiar with it.) 1 jmtd 2023-07-22 11:17:40 I found this to be a really robust piece
calc() { python -c \"from math import *; print $1\"; } - (Command line calculator This function defines a command line calculator that handles everything pythons math module can handle, e.g. trigonometric functions, sqrt, log, erf, ... (see http://docs.python.org/library/math.html). It even knows about the constants pi and e.). The best command line collection on the internet, submit yours and save your favorites