Prem Keshari

Guides on this site

• New-MgUserMessage: Create Outlook Drafts

  New-MgUserMessage creates an Outlook draft via Graph PowerShell and Send-MgUserMessage dispatches it. Parameters, scopes, the Send-MgMessage mixup, CLI path.

• Handle Email API Outages: Backoff and Queues

  Detect an email API outage in under 30 seconds, retry with exponential backoff, queue sends to a local spool, and flush it cleanly when service returns.

• Email to Slack Alerts from Terminal

  Forward important emails to Slack channels automatically. Poll for new messages, filter by sender or subject, and post formatted alerts via incoming webhooks.

• Email Templates from the CLI

  Create, manage, and send email templates from the command line. Variable substitution, HTML rendering, and reusable message patterns for outbound sends.

• Schedule Emails from Terminal

  Schedule email sends for future delivery from the command line. Time-zone-aware scheduling, business-hours delivery, and batch queuing across Gmail and Outlook.

• Automate Email Reports from Terminal

  Build automated daily and weekly email reports with cron, JSON output, jq pipelines, and shell scripts. Schedule inbox summaries and deliver by email.

• Cron Job Email Without Postfix

  Send email alerts from cron jobs without Postfix, msmtp, or ssmtp. One CLI command replaces MAILTO plus a local MTA daemon. Disk, backup, and schedule examples.

• Gmail API Pagination and Sync Explained

  Gmail API pagination with nextPageToken, incremental sync with historyId, maxResults defaults, and 429 rate limit recovery. Step-by-step code for every pattern.

• Replace Send-MgUserMessage

  Migrate from Microsoft Graph PowerShell cmdlets to Nylas CLI. Side-by-side before/after examples for Send-MgUserMessage, New-MgMessage, and Get-MgUser.

• Fix OpenClaw CLI Errors: PATH, npm, and Windows

  Fix openclaw not found, npm EACCES, Windows PATH issues, and Node.js version errors. Step-by-step fixes for every common OpenClaw CLI installation problem.

• Exchange Calendar CLI: Manage Events

  Use an Exchange Calendar CLI to list events, create meetings, book rooms, and check availability from terminal. Skip EWS, Graph API, and PowerShell scripts.

• Getting Started with the CLI

  Set up Nylas CLI in under 2 minutes. Create a free Nylas account, get an API key from the dashboard, and run nylas auth config. No browser auth flow needed.