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Export to CSV via PHP
...turn you own sql
$sql = "SELECT id, date, params, value FROM sometable ORDER BY date;";
return $sql;
}
function getExportData()
{
$values = array();
$sql = $this->getSql();
if (strlen($sql) > 0)
{
$result = dbquery($sql); // opens the database and executes the...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
...底层传输之上提供完全相同的行为。 这种方法存在两个问题： 一，在特定的传输之上建立类TCP的封装实际上使得传输成为多余的了。如果这种方法的行为类似于TCP，那么为什么一开始就不用TCP呢？（性能特性排除在这个规...
Fastest Way to Serve a File Using PHP
...he solutions from it and from others in the discussion.
The solutions are ordered from best solution to worst but also from the solution needing the most control over the web server to the one needing the less. There don't seem to be an easy way to have one solution that is both fast and work every...
WordPress asking for my FTP credentials to install plugins
...s so that WordPress can try to do what it needs to via FTP."
Solution:
In order to find out what user your instance of apache is running as, create a test script with the following content:
<?php echo(exec("whoami")); ?>
For me, it was daemon and not www-data. Then, fix the permission by:
...
浅谈Heatmap：网页热点图生成原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的日志格式，结果会有所不同，这里仅仅以此为例来说明问题，本文采用AWK来解析日志，当然你也可以使用Perl或别的你熟悉的语言：
#!/usr/bin/awk -f
BEGIN {
FS="&";
}
NF == 4 {
param["page_x"] = "0";
param["page_y"] ...
App Inventor 2 拓展参考文档 · App Inventor 2 中文网
...不需要回复的可留空~ 请描述您的问题（300字以内）： 给个鼓励也行呐~o~ 提供截图（仅截取当前可视区域...
What is causing “Unable to allocate memory for pool” in PHP?
... In my case I had to change from file-backed to POSIX-compliant in order to get rid of the error.
– Attila Fulop
Jul 24 '12 at 9:45
4
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PHP Session Fixation / Hijacking
...
Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
...
Safari 3rd party cookie iframe trick no longer working?
...s because it requires that a user actually click/interact with the page in order to have the popup not blocked. This solution that Safari has come up with seems to work well: advertisers won't be able to secretly set cross-domain cookies, and embedded apps will require a user to interact before bein...
PHP $_SERVER['HTTP_HOST'] vs. $_SERVER['SERVER_NAME'], am I understanding the man pages correctly?
...ymfony framework that tries to get the hostname from every way possible in order of best practice:
function get_host() {
if ($host = $_SERVER['HTTP_X_FORWARDED_HOST'])
{
$elements = explode(',', $host);
$host = trim(end($elements));
}
else
{
if (!$host =...