#551 — April 23, 2025
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Go Weekly
Cheating the Reaper in Go — How far can you push manual memory management in Go despite its garbage collector? Miguel peels back Go’s GC internals to craft a blazing-fast a...
By default, Go copies values when you pass them around. But sometimes, that can be
undesirable. For example, if you accidentally copy a mutex and multiple goroutines work on
separate instances of the lock, they won’t be properly synchronized. In those cases, passing
a point...
In transformer models, the
attention block
is typically followed by a feed forward layer (FF), which is a simple fully-connected
NN with a hidden layer and nonlinearity. Here's the code for such a block that
uses ReLU:
def feed_forward_relu(x, W1, W2):
"""Feed-...
Introduction
In this episode, we discuss how to learn effectively as a software engineer.
Why some people seem to learn faster than others?
What are some practical ways to speed up your learning?
Instead of promising magical shortcuts to becoming a principal engineer in months,
w...
#550 — April 16, 2025
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🥚 We're taking a little break for Easter but didn't want to take the entire week off, so we have a slimline issue for you today :-) Back to full speed next Wednesday!__Peter Cooper, your editor...
This blogpost is the second installment in a three-part series exploring the mechanics and semantics of the Go scheduler. Despite being published in 2018, the content remains relevant today, as the Go scheduler’s design continues to influence the development of efficient an...
Go 1.24 added a new tool directive that makes it easier to manage your project’s tooling.
I used to rely on Make targets to install and run tools like stringer, mockgen, and
linters like gofumpt, goimports, staticcheck, and errcheck. Problem is, these
installations were glo...
Cross-entropy is widely used in modern ML to compute the loss for classification
tasks. This post is a brief overview of the math behind it and a related
concept called Kullback-Leibler (KL) divergence.
Information content of a single random event
We'll start with a single event...
How do cryptocurrencies actually work, though? Join Alice and Bob as they
embark on designing a new digital ledger for secure “Bobcoin” transactions.