shell
[RuntimeException]
Could not load package classpreloader/classpreloader in http://packagist.org: [UnexpectedValueException]
Could not parse version constraint ^1.2.2: Invalid version string "^1
查询`laravel`的`storage`里面的`log`日志后,
php
[2016-11-18 14:21:14] production.ERROR: RuntimeException: No supported encrypter found.
The cipher and / or key length are invalid. in /var/www/ktv/vendor/lara
php
Argument 1 passed to Illuminate\Database\Eloquent\Relations\BelongsToMany::formatSyncList() must be of the type array,
string given, called in D:\www\program\vendor\laravel\framework\src\Illuminat
首先,附上MySQL官方文档摘录及链接:
sql
ORDER BY RAND() combined with LIMIT is useful for selecting a random sample from a set of rows:
就上述进行简单翻译如下:
sql
ORDER BY RAND() 和LIMIT一起使用,可以用于从多行结果中选取随机的一部分
shell
mysql> S