From 1e07d92060f52c29284634ffbaeb7dca67213c60 Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Sat, 19 Sep 2020 20:29:58 +0300
Subject: [PATCH] =?utf8?q?=D0=98=D1=81=D0=BF=D0=BE=D0=BB=D1=8C=D0=B7=D1=83?=
 =?utf8?q?=D0=B9=D1=82=D0=B5=20=D0=B4=D0=BB=D0=B8=D0=BD=D0=BD=D1=8B=D0=B5?=
 =?utf8?q?=20=D0=BE=D0=BF=D1=86=D0=B8=D0=B8=20=D0=B2=20=D1=81=D0=BA=D1=80?=
 =?utf8?q?=D0=B8=D0=BF=D1=82=D0=B0=D1=85?=
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https://changelog.com/posts/use-long-flags-when-scripting
ÐÐµÐ¹ÑÑÐ²Ð¸ÑÐµÐ»ÑÐ½Ð¾ ÑÐ¾ÑÐ¾ÑÐ¸Ð¹ ÑÐ¾Ð²ÐµÑ! Ð¡Ð°Ð¼ ÑÑÐ°ÑÐ°ÑÑÑ Ð¿Ð¾Ð´Ð´ÐµÑÐ¶Ð¸Ð²Ð°ÑÑÑÑ ÑÐ°ÐºÐ¾Ð³Ð¾ Ð¶Ðµ
Ð¿ÑÐ°Ð²Ð¸Ð»Ð°: Ð² ÑÐºÑÐ¸Ð¿ÑÐ°Ñ Ð¸ÑÐ¿Ð¾Ð»ÑÐ·Ð¾Ð²Ð°ÑÑ ÑÐ¾Ð»ÑÐºÐ¾ Ð´Ð»Ð¸Ð½Ð½ÑÐµ Ð¾Ð¿ÑÐ¸Ð¸. Ð ÐºÐ¾Ð³Ð´Ð° ÑÐ°Ð±Ð¾ÑÐ°Ñ
ÑÑÐºÐ°Ð¼Ð¸ Ð¸Ð½ÑÐµÑÐ°ÐºÑÐ¸Ð²Ð½Ð¾, ÑÐ¾ Ð²Ð°Ð¶Ð½Ð° ÑÐºÐ¾ÑÐ¾ÑÑÑ, Ð¿Ð¾ÑÑÐ¾Ð¼Ñ ÑÑÑ ÑÐ¶Ðµ ÐºÐ¾ÑÐ¾ÑÐºÐ¸Ðµ.

    curl --silent checkip.dyndns.org | grep --extended-regexp --only-matching '[0-9\.]+'
        vs
    curl -s checkip.dyndns.org | grep -Eo '[0-9\.]+'
-- 
2.50.0