How Big Is Too Big? Downloading Large Files From an External System Through an LWC
Where the size ceiling sits when an LWC downloads a file through Apex, and the signed URL pattern to use beyond it.
Articles
Everything I have written up so far: Apex, Lightning Web Components, integrations and the Salesforce CLI, from my own projects.
11 articles
sf project deploy start: flags, dry run, test levels and errors
What sf project deploy start does, the flags that matter, dry run vs validate, the test levels, what report, preview and resume do, and what each error means.
How to Diagnose Intermittent Salesforce Callout Failures (Read timed out, 503s and silent retries)
Why Salesforce callouts fail intermittently when the endpoint looks healthy, the exact exceptions to search for, and a classified retry design in Apex.
Case Study: Converting Aura to LWC Cut Record Load Time from 10s to 0.1s
An anonymised Salesforce case study showing how migrating a complex Aura match-management interface to LWC reduced first usable load time from about 10 seconds to around 0.1 seconds.
sf project deploy validate vs start: which to run and when
Validate then quick for production, start for sandboxes: which sf project deploy command fits each environment and test level, what fails, and how to recover.
Salesforce CLI JWT auth in GitHub Actions: no browser login
Set up headless Salesforce CLI authentication in GitHub Actions using JWT so CI can deploy without browser login prompts.
Salesforce CLI DevOps Playbook: Auth, Deploy, CI/CD Fixes That Actually Work
Salesforce CLI reliability playbook: JWT auth for CI, validate then quick deploy, test levels by org, sandbox deploys without tests, pending deployments.
How to Fix Salesforce CLI NPM Installation Errors
Fix Salesforce CLI npm install errors: EACCES, sf command not found, PowerShell execution policy, sfdx-cli conflicts and network errors.
Why 301 Redirects Break Salesforce Callouts
Learn why 301 redirects cause Salesforce HTTP callouts to fail and discover practical solutions to prevent integration failures.
How to Fix Null Pointer Exceptions in Apex Collection Workflows
Learn how to prevent Apex Null Pointer Exceptions in collection-heavy code with defensive initialization patterns, trade-offs, and a production debugging checklist.
How to Install Salesforce CLI with NPM
Install Salesforce CLI with npm, migrate from sfdx-cli to @salesforce/cli, and follow best practices for version management and CI/CD pipelines.