当我尝试运行composer self-update时,我得到错误:
The file is corrupted (creating archive "/home/heytherejake/.composer/cache/composer-temp.phar" disabled by the php.ini setting phar.readonly).
这是我运行的命令: composer global require "laravel/installer" 这是我在那之后得到的文本和错误: Changed current directory to/home/dimitar/.composer
./composer.json is not writable. 我正在运行Ubuntu16.04LTS和PHP7以及Composer版本1.3.0,并从我的主文件夹运行这个命令。