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One-liner to recursively list directories in Ruby?
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In PHP or other languages to get the content of a directory and all its subdirectories, you have to write some lines of code, but in Ruby it takes 2 lines:
require 'find'
Find.find('./') do |f| p f end
this will print the con...
What is a postback?
...tback is essentially when a form is submitted to the same page or script (.php .asp etc) as you are currently on to proccesses the data rather than sending you to a new page.
An example could be a page on a forum (viewpage.php), where you submit a comment and it is submitted to the same page (viewp...
Preventing form resubmission
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@Rpant on chrome the php file that sends the location header doesn't even show up in the browser history, so the back button simply takes you back to the form.
– FluorescentGreen5
May 5 '17 at 12:03
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Git is ignoring files that aren't in gitignore
...a few other files, but my .gitignore file only has it ignoring a config.php file. Is there some global ignore file somewhere that I can't seem to find? I have to specify files to add them now, and it's giving me this warning:
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how to show alternate image if source image is not found? (onerror working in IE but not in mozilla)
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If you're open to a PHP solution:
<td><img src='<?PHP
$path1 = "path/to/your/image.jpg";
$path2 = "alternate/path/to/another/image.jpg";
echo file_exists($path1) ? $path1 : $path2;
?>' alt='' />
</td>
////EDI...
控件重绘函数/消息OnPaint,OnDraw,OnDrawItem,DrawItem的区别 - C/C++ - 清...
...时对控件的绘制，上面介绍的差不多了，还有一个CView的问题，也就是OnPaint和Ondraw的关系，其实这个很简单，CView::OnPaint()的源码如下：
void CView::OnPaint()
{
CPaintDC dc(this);
OnPrepareDC(&dc);
OnDraw(&dc)
}
...
Splitting string into multiple rows in Oracle
I know this has been answered to some degree with PHP and MYSQL, but I was wondering if someone could teach me the simplest approach to splitting a string (comma delimited) into multiple rows in Oracle 10g (preferably) and 11g.
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云数据及Firebase组件简介 · App Inventor 2 中文网
...称为 FirebaseError，它让 Web 服务报告错误，这通常是通信问题的结果：
ShareValue：一个带有云数据的简单App
ShareValue 是一个使用 FirebaseDB 组件的简单应用程序。 它允许安装该应用程序的任何人设置共享云值并查看该值何时发生...
PHPMailer character encoding issues
I try to use PHPMailer to send registration, activation. etc mail to users:
11 Answers
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Difference between id and name attributes in HTML
...ipt/jQuery (has to be unique in a page)
name is used for form handling in PHP when a form is submitted via HTML (has to be unique in a form - to some extent, see Paul's comment below)
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