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| BASH Shell Test If a File Is Writable or Not Posted: 12 Dec 2019 11:47 AM PST  How can you test if a file is writable under UNIX / Linux bash shell scripting and programming language? The post BASH Shell Test If a File Is Writable or Not appeared first on nixCraft. |
| How to see Time-To-Live (TTL) for a DNS record Posted: 12 Dec 2019 11:29 AM PST  How do I see Time-To-Live (TTL) for a DNS record using Linux, macOS, *BSD, or Unix-like systems command line option? How do I find my DNS TTL? The post How to see Time-To-Live (TTL) for a DNS record appeared first on nixCraft. |
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