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file_put_contents(meta/services.json): failed to open stream: Permission denied
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Suggestion from vsmoraes worked for me:
Laravel >= 5.4
php artisan cache:clear
chmod -R 777 storage/
composer dump-autoload
Laravel < 5.4
php artisan cache:clear
chmod -R 777 app/storage
composer dump-autoload
NOTE: DO NOT DO THIS ON ANY REMOTE SERVER (DEV OR PRODUCTIO...
When should I use Memcache instead of Memcached?
It seems that PHP has two memcached libraries named memcache and memcached . What is the difference and how do you know which one to use? Is one outdated? It seems that memcached offers more methods so I would assume that means it has had the most development - but it also seems to require exter...
Wi-Fi 是什么的缩写 - 创意 - 清泛网 - 专注C/C++及内核技术
...试产品是否符合标准，导致 802.11 产品间的互通频频出现问题，而联盟的成立就是为了填补这一空缺。联盟还将推广符合 802.11 标准的无线网络技术作为己任，因此他们认为需要一个朗朗上口的名字来代替拗口的专业术语（呃…...
How do I grep recursively?
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I can get:
/home/vonc/gitpoc/passenger/gitlist/github #grep --include="*.php" -nRHI "hidden" *
src/GitList/Application.php:43: 'git.hidden' => $config->get('git', 'hidden') ? $config->get('git', 'hidden') : array(),
src/GitList/Provider/GitServiceProvider.php:21: ...
Java内存泄露原因详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...果不可到达，则就将其回收，这样也可以消除引用循环的问题。在Java语言中，判断一个内存空间是否符合垃圾收集标准有两个：一个是给对象赋予了空值null，以下再没有调用过，另一个是给对象赋予了新值，这样重新分配了内...
How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
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PHP 7+
As of PHP 7, this task can be performed simply by using the Null coalescing operator like this :
echo !empty($address['street2']) ?? 'Empty';
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Create a table without a header in Markdown
...n in Ruby
byword: "All tables must begin with one or more rows of headers"
PHP Markdown Extra "second line contains a mandatory separator line between the headers and the content"
RDiscount Uses PHP Markdown Extra syntax.
GitHub Flavoured Markdown
Parsedown: A parser in PHP (used e.g. in Laravel ema...
【解决】PHP Fatal error: require_once(): Failed opening required \'/u...
【解决】PHP Fatal error: require_once(): Failed opening required '/usr/share/php/php-gettext/gettext.inc'php缺失相关模块导致，解决方法很简单：apt-get install php-gettext重启apache2即可。php缺失相关模块导致，解决方法很简单：
apt-get install php-gettext
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PHP中9大缓存技术总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
PHP中9大缓存技术总结1、全页面静态化缓存也就是将页面全部生成html静态页面，用户访问时直接访问的静态页面，而不会去走php服务器解析的流程。此种方式，在CMS...1、全页面静态化缓存
也就是将页面全部生成html静态页面，...
How to delete object from array inside foreach loop?
...ill generate unexpected behavior, but you can do it safely with foreach on php. Give a read here for a test: php.net/manual/en/control-structures.foreach.php#88578
– pangon
Jan 26 '13 at 6:07
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