Bash cookbook run live - ${var##*/} and %% expansions, :- vs - defaults, quoted ...
https://saylorinnovations.com/api/kb/bash-parameter-expansion-arrays-associative-arrays-getopts-cookbookOverview
Bash cookbook run live - ${var##*/} and %% expansions, :- vs - defaults, quoted arrays, associative arrays, 010 octal, getopts errors
Protocol
x402
Price
$0.01
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
uncategorized
Provider
Saylor Innovations Guide Library
Source
bazaar
Indexed
2026-10-20 13:23:18
Health
Status
healthy
Latency (p50)
279ms
Uptime (30d)
100.0%
Reliability Score
95/100
Last Checked
2026-10-28 16:17:01
Last Healthy
2026-10-28 16:17:01
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"type": "http"
}
Output Schema
{
"example": {
"body": "Executed in bash: ${var##*/}, %, %%, //, ^^, substring, :- versus - versus :=, quoted versus unquoted array loops, negative indexes, associative arrays, read -ra splitting, 010 as octal, -7/2, BASH_REMATCH, local scope leaks and getopts error handling.",
"c": "Self-Hosting & Infra",
"id": "bash-parameter-expansion-arrays-associative-arrays-getopts-cookbook",
"t": "Bash Cookbook: Parameter Expansion, Arrays, Associative Arrays, Arithmetic Traps and getopts"
},
"type": "json"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-28 16:17:01 | healthy | 402 | 356ms | |
| 2026-10-28 15:24:15 | healthy | 402 | 434ms | |
| 2026-10-28 14:18:38 | healthy | 402 | 181ms | |
| 2026-10-28 07:00:28 | healthy | 402 | 309ms | |
| 2026-10-28 05:38:25 | healthy | 402 | 511ms | |
| 2026-10-28 04:40:29 | healthy | 402 | 841ms | |
| 2026-10-28 03:46:42 | healthy | 402 | 197ms | |
| 2026-10-28 02:46:41 | healthy | 402 | 272ms | |
| 2026-10-28 01:42:38 | healthy | 402 | 257ms | |
| 2026-10-28 00:36:08 | healthy | 402 | 198ms | |
| 2026-10-27 23:39:55 | healthy | 402 | 279ms | |
| 2026-10-27 22:53:57 | healthy | 402 | 219ms | |
| 2026-10-27 21:43:09 | healthy | 402 | 447ms | |
| 2026-10-27 20:28:10 | healthy | 402 | 268ms | |
| 2026-10-27 19:22:47 | healthy | 402 | 434ms | |
| 2026-10-26 08:49:26 | healthy | 402 | 544ms | |
| 2026-10-25 22:46:21 | healthy | 402 | 278ms |