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In where shall I use isset() and !empty()
...riables and not just values, so isset("foobar") will raise an error. As of PHP 5.5, empty supports both variables and expressions.
So your first question should rather be if isset returns true for a variable that holds an empty string. And the answer is:
$var = "";
var_dump(isset($var));
The typ...
What are the best PHP input sanitizing functions?
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Stop!
You're making a mistake here. Oh, no, you've picked the right PHP functions to make your data a bit safer. That's fine. Your mistake is in the order of operations, and how and where to use these functions.
It's important to understand the difference between sanitizing and validating u...
Binary Data in MySQL [closed]
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The answer by phpguy is correct but I think there is a lot of confusion in the additional details there.
The basic answer is in a BLOB data type / attribute domain. BLOB is short for Binary Large Object and that column data type is speci...
互联网数据造假盛行 浮夸风伤害创新经济 - 资讯 - 清泛网 - 专注C/C++及内核技术
...今年3月同样公开指出，IT产业与互联网产业存在很大诚信问题，出现严重的数据造假，甚至出现“税前营业额”这种奇怪的名词。
数据造假乱象
本应艰辛励志的创业故事开始变得浮躁起来，数据造假和各种谎言在互联网行业...
Compare given date with today
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for php 4 quit the last '.0' from $var = "2010-01-21 00:00:00.0", otherwise strtotime will return -1
– javier_domenech
Dec 19 '14 at 16:03
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Finding the number of days between two dates
How to find number of days between two dates using PHP?
33 Answers
33
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The 3 different equals
... TRUE if $a is equal to $b, and they are of the same type. (introduced in PHP 4)
For more info on the need for == and ===, and situations to use each, look at the docs.
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appending array to FormData and send via AJAX
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You have several options:
Convert it to a JSON string, then parse it in PHP (recommended)
JS
var json_arr = JSON.stringify(arr);
PHP
$arr = json_decode($_POST['arr']);
Or use @Curios's method
Sending an array via FormData.
Not recommended: Serialize the data with, then deserialize in PHP
JS
/...
Apache Proxy: No protocol handler was valid
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For my Apache2.4 + php5-fpm installation to start working, I needed to activate the following Apache modules:
sudo a2enmod proxy
sudo a2enmod proxy_fcgi
No need for proxy_http, and this is what sends all .php files straight to php5-fpm:
<...
Get original URL referer with PHP?
...%2fstackoverflow.com%2fquestions%2f1864583%2fget-original-url-referer-with-php%23new-answer', 'question_page');
}
);
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