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What does PHP keyword 'var' do?
...tants states that var must not be used, and visibility must be declared on all properties.
– Charles Wood
Nov 11 '19 at 14:23
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Best Practices for Laravel 4 Helpers and Basic Functions?
...lean way: Create a library. That way it'll be autoloaded ONLY when you actually use it.
Create a libraries folder inside your app folder
Create your library file, create a class in it, and add static functions to it
Option 1: Edit start/global.php to add app_path().'/libraries' to the ClassLoader:...
How can you automatically remove trailing whitespace in vim
...We use as much vi as vim (I use vim; they don't because they'd have to install it). I have a program I call stb to Strip Trailing Blanks and I use that as a filter; works in vi too. This is better.
– Jonathan Leffler
Jan 15 '09 at 14:06
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App装到手机上就"失忆"？关于Activity生命周期的7个硬核问答 - A...
...回来，页面白屏了；手机息屏再开，登录状态丢了。这些问题看似毫无关联，根源其实都指向同一个东西——Activity生命周期。
社区里关于这个话题的提问从来没断过。今天把出现频率最高的7个问题集中解答，读完你对App运...
Set port for php artisan.php serve
... end up with this for Linux:
sudo php artisan serve --port=80
This will allow you to test on localhost without specifying the port in your browser. You can also use this to set up a temporary demo, as I have done.
Keep in mind, however, that PHP's built in server is not designed for production. ...
Make header and footer files to be included in multiple html pages
...
Yes. all page should have these page structure
– Hariprasad Prolanx
Sep 10 '13 at 7:25
19
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open_basedir restriction in effect. File(/) is not within the allowed path(s):
...or a particular user from accessing files in another user's account. So usually, any files in your own account should be readable by your own scripts.
Example settings via .htaccess if PHP runs as Apache module on a Linux system:
<DirectoryMatch "/home/sites/site81/">
php_admin_value ope...
What is thread safe or non-thread safe in PHP?
...s implement different techniques for handling incoming HTTP requests in parallel. A pretty popular technique is using threads -- that is, the web server will create/dedicate a single thread for each incoming request. The Apache HTTP web server supports multiple models for handling requests, one of w...
What is the advantage of using heredoc in PHP? [closed]
...
The heredoc syntax is much cleaner to me and it is really useful for multi-line strings and avoiding quoting issues. Back in the day I used to use them to construct SQL queries:
$sql = <<<SQL
select *
from $tablename
where id in [$order_ids_list]
and product_na...
做了个"外卖菜单选择器"App，才发现ListView和Spinner的区别这么...
...个组件就完事，结果在"用什么组件展示列表"这个问题上卡了整整两个小时——ListView还是Spinner？看着都差不多，实际用起来差别真不小。
需求分析
餐馆老板（也就是我妈）的要求：
• 菜品按分类展示，至少30道...