Mobile-First UX and Site Speed Guidance for South African Audiences

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A new guide argues that fast, usable pages are a practical product decision for South Africa's digital audience, which uses a mix of mobile devices, fixed connections, and varying network conditions. It advises against treating the country as one uniform connectivity profile and recommends measuring the actual journeys that matter, such as navigation, form submissions, and cart actions. The article outlines Google's current Core Web Vitals targets: loading (LCP at 2.5 seconds or less), responsiveness (INP at 200 milliseconds or less, which replaced FID), and visual stability (CLS at 0.1 or less). It notes these thresholds are guidelines for good experience rather than guarantees of ranking or usability, and offers specific fixes for each metric.

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OEM Monitoring Templates Migrated From Old to New Server Using emcli

A guide outlines how to migrate Oracle Enterprise Manager monitoring templates from an OEM 13.5 server to a 24.1 server. The process begins by querying the existing templates and exporting them as XML files with the emcli tool. The exported files are then copied to the new server and imported there after logging in as sysman. When a template references metric extensions not yet published on the new server, the import warns that those extensions must be imported and published first. The guide notes that removing the metric extension entries from the XML lets the template be created without importing those extensions.

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ProgrammingDEV Community ·

Six behavioral tests to verify a self-hosted AI agent server is actually locked down

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ProgrammingDEV Community ·

Why Off-the-Shelf Integration Tools Often Fall Short Without Custom Work

Many growing companies spend $50,000 or more annually on enterprise integration platforms such as MuleSoft, Boomi, or Workato to link their sales, warehouse, and billing systems. The article describes a case where a $500,000 deal failed because a nightly batch sync left inventory data outdated, so units already sold online were promised to a client. Pre-built connectors often mishandle custom pricing, shipping rules, or legacy databases, silently skipping data or logging errors nobody reads. Systems also store the same information in incompatible formats, which can cause wrong charges or rejected orders without a proper translation layer. The author argues that integration development partners are needed to build custom connections, data mappings, and real-time syncing that match how a specific business actually operates.

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ProgrammingDEV Community ·

Implementing Graceful Shutdown in Go HTTP Servers to Avoid Dropped Requests

Killing an HTTP server with SIGKILL terminates in-flight requests instantly, which can cause partial database writes, broken responses, and leaked resources. The article explains that tools like Kubernetes, systemd, and Docker send SIGTERM first, giving servers a window to exit cleanly before escalation. Go's net/http package provides Server.Shutdown(ctx), which stops new connections and waits for active handlers, but developers must wire up the signal handling themselves. The author includes a sample program that listens for SIGINT and SIGTERM and drains connections within a 30-second timeout. It also warns that Shutdown does not wait for goroutines spawned by handlers, which may need a sync.WaitGroup to avoid running after resources close.

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