Tools
- How I parse an Indonesian NIK carefully without treating it as full identity proof
An Indonesian NIK contains structured hints, but parsing it does not verify that a person is who they claim to be. The NIK Parser tool helps me inspect the input and output without writing a one-off script first.
- How I parse logs before searching randomly
Logs become easier to investigate when they are split into fields instead of treated as one giant wall of text. The Log Parser tool gives me a safe place to test the idea before I put it into a script, server, or …
- How I parse phone numbers before saving them
Phone numbers are easier to store and compare when they are normalized to a consistent international format. The Phone Parser tool helps me inspect the input and output without writing a one-off script first.
- How I pick and copy emoji without opening a chat app
An emoji picker is useful when I know the idea but not the exact character or keyboard shortcut. The Emoji Picker tool handles the repetitive part so I can focus on checking whether the result makes sense.
- How I pick random port numbers for local development
A random port is useful for local development, examples, temporary services, and avoiding conflicts with common ports. The Random Port Generator tool helps with the mechanical part, but I still check the result before …
- How I plan a small IPv4 subnet without doing binary math in my head
A subnet is a range of IP addresses. CIDR notation like 192.168.1.0/24 describes the size of that range. The IPv4 Subnet Calculator tool gives me a safe place to test the idea before I put it into a script, server, or …
- How I preview link cards before sharing a page
When you paste a link into Slack, WhatsApp, Telegram, LinkedIn, or another app, it often turns into a card with a title, description, and image. That preview does not appear by magic.
- How I preview Markdown as HTML before publishing it
Markdown is convenient to write, but I still want to preview the rendered result before publishing. The Markdown to HTML tool helps me inspect the input and output without writing a one-off script first.
- How I read a curl command before I run it
A curl command is an HTTP request written for the terminal. Before running one from documentation or chat, I want to know what it will send. The curl Tester tool gives me a safe place to test the idea before I put it …
- How I read a user-agent string without pretending it is clean data
A user-agent string can hint at browser, engine, operating system, and device, but it is messy and sometimes intentionally misleading. The User Agent Parser tool helps me inspect the input and output without writing a …