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What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DA
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Updated link: github.com/willdurand-edu/php-slides/blob/master/src/common/…
– Fernando Correia
May 10 '16 at 20:51
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Mark error in form using Bootstrap
...ation pass. Your code here.
}
}
View
<div class="col-md-12">
<?php
$email_error = (form_error('email') ? 'has-error has-feedback' : '');
if(!empty($email_error)){
$emailData = '<span class="help-block">'.form_error('email').'</span>';
$emailClass = $email_error;
$emailI...
Benefits of EBS vs. instance-store (and vice-versa) [closed]
...provider of free AMIs for popular applications and development frameworks (PHP, Joomla, Drupal, you get the idea). I can tell you that EBS-backed AMIs are significantly more popular than S3-backed. In general I think s3-backed instances are used for distributed, time-limited jobs (for example, large...
Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
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我们可以看到start address是0x08048080，但有一个问题是Sections下面却什么都没有。这不是一个正常的程序？
接下来，使用十六进制工具 hexedit 查看程序信息。运行命令：hexedit cm2 ,显示如下：
代码:
00000000 7...
What does it mean to hydrate an object?
...t Java-centric, as I mostly have used the term "hydration" with regards to PHP actually. The answer to the question "What does hydrating an object mean?" is "filling an existing object with data." The object has to exist before you can hydrate it, which is not true for deserialization. deserializ...
Using PUT method in HTML form
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Laravel (php) has the same feature by using @method("PATCH")
– santiago arizti
Jun 21 '19 at 14:32
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When should I use a composite index?
... it compares 5 ways of doing lat/lng searches: http://mysql.rjweb.org/doc.php/latlng#representation_choices (It references the link given above as one of the 5.) One of the other ways is this, and it points out that they are optimal for the particular case:
INDEX(geolat, geolng),
INDEX(geolng, g...
How to create id with AUTO_INCREMENT on Oracle?
...lf. Here is the link anyway:
http://www.techonthenet.com/oracle/sequences.php
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How to remove/ignore :hover css style on touch devices
...r for them.
If you're able to use an internet duct-tape language such as PHP or Ruby, you can check the user string of the device requesting a page, and simply serve the same content but with a <link rel="mobile.css" /> instead of the normal style.
User strings have identifying information...
In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?
...e point in the middle (like with AJAX or Long Polling with a language like PHP).
You can store data in RAM, or even republish between sockets straight away.
Security considerations
People are often concerned about the security of WebSockets. The reality is that it makes little difference or even p...