{ "version": "https:\/\/jsonfeed.org\/version\/1", "title": "Заметки Александра Чернышева: заметки с тегом bash", "_rss_description": "Keep in mind", "_rss_language": "ru", "_itunes_email": "", "_itunes_categories_xml": "", "_itunes_image": "", "_itunes_explicit": "", "home_page_url": "https:\/\/aschernyshev.ru\/tags\/bash\/", "feed_url": "https:\/\/aschernyshev.ru\/tags\/bash\/json\/", "icon": "https:\/\/aschernyshev.ru\/user\/userpic@2x.jpg?1469596960", "author": { "name": "Александр Чернышев", "url": "https:\/\/aschernyshev.ru\/", "avatar": "https:\/\/aschernyshev.ru\/user\/userpic@2x.jpg?1469596960" }, "items": [ { "id": "89", "url": "https:\/\/aschernyshev.ru\/all\/cikly-bash-v-odnu-stroku\/", "title": "Циклы bash в одну строку", "content_html": "

while<\/b><\/p>\n

while true; do ls; sleep 2; done<\/code><\/pre>
for<\/b><\/p>\n
for i in 1 2 3; do mkdir ${i}; done<\/code><\/pre>
if<\/b><\/p>\n
if [ "${asd}" = "true" ]; then echo "hellow world"; fi<\/code><\/pre>",
            "date_published": "2024-08-15T14:53:42+03:00",
            "date_modified": "2024-08-03T22:45:41+03:00",
            "_date_published_rfc2822": "Thu, 15 Aug 2024 14:53:42 +0300",
            "_rss_guid_is_permalink": "false",
            "_rss_guid": "89",
            "_e2_data": {
                "is_favourite": false,
                "links_required": [
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css"
                ],
                "og_images": []
            }
        },
        {
            "id": "76",
            "url": "https:\/\/aschernyshev.ru\/all\/dobavlyaem-cvetnoy-vyvod-v-printf\/",
            "title": "Добавляем цветной вывод в printf",
            "content_html": "
printf "\\033[0;31m"  \/\/Set the text to the color red\r\nprintf "Hello\\n"     \/\/Display Hello in red\r\nprintf "\\033[0m"    \/\/Resets the text to default color<\/code><\/pre>
Escape is: \\033<\/b>
\nColor code is: [0;31m<\/b><\/p>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
CODE<\/b><\/td>\nCOLOR<\/b><\/td>\n<\/tr>\n
[0;31m<\/td>\nRed<\/td>\n<\/tr>\n
[1;31m<\/td>\nBold Red<\/td>\n<\/tr>\n
[0;32m<\/td>\nGreen<\/td>\n<\/tr>\n
[1;32m<\/td>\nBold Green<\/td>\n<\/tr>\n
[0;33m<\/td>\nYellow<\/td>\n<\/tr>\n
[01;33m<\/td>\nBold Yellow<\/td>\n<\/tr>\n
[0;34m<\/td>\nBlue<\/td>\n<\/tr>\n
[1;34m<\/td>\nBold Blue<\/td>\n<\/tr>\n
[0;35m<\/td>\nMagenta<\/td>\n<\/tr>\n
[1;35m<\/td>\nBold Magenta<\/td>\n<\/tr>\n
[0;36m<\/td>\nCyan<\/td>\n<\/tr>\n
[1;36m<\/td>\nBold Cyan<\/td>\n<\/tr>\n
[0m<\/td>\nReset<\/td>\n<\/tr>\n<\/table>\n<\/div>\n",
            "date_published": "2018-08-29T15:36:13+03:00",
            "date_modified": "2018-08-29T15:35:52+03:00",
            "_date_published_rfc2822": "Wed, 29 Aug 2018 15:36:13 +0300",
            "_rss_guid_is_permalink": "false",
            "_rss_guid": "76",
            "_e2_data": {
                "is_favourite": false,
                "links_required": [
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css"
                ],
                "og_images": []
            }
        },
        {
            "id": "70",
            "url": "https:\/\/aschernyshev.ru\/all\/ispolzovanie-specsimvolov-v-sed\/",
            "title": "Использование спецсимволов в sed",
            "content_html": "
Необходимо заменить строчку<\/p>\n
<minGain>20<\/minGain><\/code><\/pre>
Переводим все спецсимволы в HEX.<\/p>\n
< - \\x3c\r\n> - \\x3e\r\n\/ - \\x2f<\/code><\/pre>
В результате получается<\/p>\n
sed -i 's\/\\x3cminGain\\x3e20\\x3c\\x2fminGain\\x3e\/\\x3cminGain\\x3e60\\x3c\\x2fminGain\\x3e\/' \/root\/test.sh<\/code><\/pre>
https:\/\/www.rapidtables.com\/convert\/number\/ascii-to-hex.html<\/a><\/p>\n",
            "date_published": "2018-04-20T21:52:07+03:00",
            "date_modified": "2018-03-22T08:17:13+03:00",
            "_date_published_rfc2822": "Fri, 20 Apr 2018 21:52:07 +0300",
            "_rss_guid_is_permalink": "false",
            "_rss_guid": "70",
            "_e2_data": {
                "is_favourite": false,
                "links_required": [
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css"
                ],
                "og_images": []
            }
        },
        {
            "id": "69",
            "url": "https:\/\/aschernyshev.ru\/all\/konvertaciya-iz-ascii-v-hex-i-obratno\/",
            "title": "Конвертация из ASCII в HEX и обратно",
            "content_html": "
Для выполнение данной операции можно воспользоваться утилитой xxd, которая создаёт  представление файла в виде шестнадцатеричных кодов или выполняет обратное преобразование.<\/p>\n
echo 'Привет мир!' | xxd -ps\r\necho 'd09fd180d0b8d0b2d0b5d18220d0bcd0b8d18021' | xxd -p -r<\/code><\/pre>",
            "date_published": "2018-01-26T11:20:18+03:00",
            "date_modified": "2018-01-26T11:41:37+03:00",
            "_date_published_rfc2822": "Fri, 26 Jan 2018 11:20:18 +0300",
            "_rss_guid_is_permalink": "false",
            "_rss_guid": "69",
            "_e2_data": {
                "is_favourite": false,
                "links_required": [
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css",
                    "system\/library\/highlight\/highlight.js",
                    "system\/library\/highlight\/highlight.css"
                ],
                "og_images": []
            }
        }
    ],
    "_e2_version": 3576,
    "_e2_ua_string": "E2 (v3576; Aegea)"
}