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#1000 #100daysofsolana #2026 #a11y #accountability #achievement #activator #actors #adaptive #adopting #agentdev #agentic

#programming#code

DEVMay 3, 2026 · 1d ago

What Is The go.sum File Really Used For In Your Go Projects?

You have probably seen a file named “go.sum” in almost every Go project you have worked on. You may have even seen it change every time you run “go mod tidy”. But do you actually know what it does? It is one of those files that works silently in the background, and some developers never stop to think about it. The “go.sum” file is one of those files you never really interact with directly, but it

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#kubernetes#cks

DEVMay 2, 2026 · 1d ago

Illustration: Network Policies

CKS Study Memo on Network Policies official document: https://kubernetes.io/docs/concepts/services-networking/network-policies/ You can control traffic between pods using the NetworkPolicy resource. In the sample manifest, the selectors are written like this. ingress: - from: - namespaceSelector: matchLabels: user: alice - podSelector: matchLabels:

#kubernetes#cks#network#illust