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//The maximum value range of hexadecimal is 0-f, that is, 0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f among which, f Line break

//The maximum value range of hexadecimal is 0-f, that is, 0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f among which, f Should I use /**/ for line breaks?

. 2018-07-09 06:44:30

$_GET['F'] in line 6 is not defined? May I ask what it means?

$_GET['F'] in line 6 is not defined? May I ask what it means?

Mile 2021-04-05 21:35:22

How to change vim's default Ctrl-f scroll down shortcut key to Ctrl-d?

Because in ordinary editors, Ctrl-f is usually the shortcut key for searching, but in vim, it is the shortcut key for page downwards, which is very strange.

仅有的幸福 2017-05-16 16:34:40

docker build 中-f选项为何无法使用？

root@debian :/tdsk1/dkfile/ubuntu_server# docker build -t test/ubuntu -f test/Dockerfile docker: "build" requires 1 argument. See 'docker build --help'. docker build -t test/ubuntu test 可以用那

迷茫 2017-04-25 09:02:55

phpAdmin报错：Fatal error: Cannot 'break' 2 levels in F:\phpStudy\PHPTutorial\WWW\phpMyAdmin\export.php on line 590

phpadmin gets an error when exporting: Fatal error: Cannot 'break' 2 levels in F:\phpStudy\PHPTutorial\WWW\phpMyAdmin\export.php on line 590 What is the problem?

phpcn_u74802 2017-12-12 17:38:55