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Interface or an Abstract Class: which one to use?
...the way in which it is formatted. It would be good if it wasn't a big code block (four spaces make something into a code block, unindent the text to take it out of the block), and if this was copy-pasted from somewhere (it looks like so) it would be polite to credit them.
– Cam...
How can I handle the warning of file_get_contents() function in PHP?
... I would recommend to include restore_error_handler() call in finally block
– peschanko
Apr 7 '19 at 10:00
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show 4 more comments
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How do I configure emacs for editing HTML files that contain Javascript?
...e.el does syntax highlighting and indentation according to the type of the block.
Installation is simple :
(require 'web-mode)
(add-to-list 'auto-mode-alist '("\\.html$" . web-mode))
share
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impr...
关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...sten($port);
if (!$socket) die("Listen $port failed");
socket_set_nonblock($socket); // 非阻塞
while (true)
{
$readfds = array_merge(self::$connections, array($socket));
$writefds = array();
// 选择一个连接，获取读、写连接通道
if (socket_select($readfds, $wri...
How to apply CSS to iframe?
...ader is set.
There are two different things here: the style of the iframe block and the style of the page embedded in the iframe. You can set the style of the iframe block the usual way:
<iframe name="iframe1" id="iframe1" src="empty.htm"
frameborder="0" border="0" cellspacing="0"
...
How to exit an if clause
... if condition_a:
# do something
# and then exit the outer if block
goto .end
...
if condition_b:
# do something
# and then exit the outer if block
goto .end
# more code here
label .end
(Don't actually use this, please.)
...
Reference: mod_rewrite, URL rewriting and “pretty links” explained
...zing an arbitrary number of them. But you can easily expand it into a rule block yourself:
Rewriterule ^(\w+)/?$ in.php?a=$1
Rewriterule ^(\w+)/(\w+)/?$ in.php?a=$1&b=$2
Rewriterule ^(\w+)/(\w+)/(\w+)/?$ in.php?a=$1&b=$2&c=$3
# └────...
PHP function to generate v4 UUID
... breaking it down into individual fields, it's easier to generate a random block of data and change the individual byte positions. You should also use a better random number generator than mt_rand().
According to RFC 4122 - Section 4.4, you need to change these fields:
time_hi_and_version (bits 4...
How do I reformat HTML code using Sublime Text 2?
...HTML, lines with multiple open tags
Doesn't properly format <script> blocks
Tag
Pros:
Supports ST2/ST3
Removes extra blank lines
No binary dependencies
Cons:
Chokes on PHP tags
Doesn't handle <script> blocks correctly
HTMLTidy
Pros:
Handles PHP tags
Some settings to tweak f...
Two-way encryption: I need to store passwords that can be retrieved
...);
}
protected function pad($data) {
$length = mcrypt_get_block_size($this->cipher, $this->mode);
$padAmount = $length - strlen($data) % $length;
if ($padAmount == 0) {
$padAmount = $length;
}
return $data . str_repeat(chr($padAmount...