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How do you use bcrypt for hashing passwords in PHP?
Every now and then I hear the advice "Use bcrypt for storing passwords in PHP, bcrypt rules".
11 Answers
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Show a number to two decimal places
What's the correct way to round a PHP string to two decimal places?
24 Answers
24
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What is the difference between single-quoted and double-quoted strings in PHP?
I'm a little confused why I see some code in PHP with string placed in single quotes and sometimes in double quotes.
12 Ans...
Prevent direct access to a php include file
I have a php file which I will be using as exclusively as an include. Therefore I would like to throw an error instead of executing it when it's accessed directly by typing in the URL instead of being included.
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Difference between float and double in php?
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There is no difference in PHP. float, double or real are the same datatype.
At the C level, everything is stored as a double.
The real size is still platform-dependent.
See the manual for more details:
http://www.php.net/manual/en/language.types.flo...
数据结构与本地数据库 04：从打包 JSON 读取知识卡片 · App Inventor 2 中文网
...入数 = 0
var 跳过数 = 0
foreach 项 in 数据 {
if isdict(项) {
var 问题 = dictget(项,"question","")
var 答案 = dictget(项,"answer","")
var 分类 = dictget(项,"category","未分类")
var 重复 = false
if trim(问题) != "" and trim(答案) != "" and not 重复 {
listadd(卡片,makedic...
App Inventor 2 浮点数与字节转换教程 · App Inventor 2 中文网
...度值（2字节整数 × 10）
字节序（大小端）
常见问题
Q1: 转换后数值有误差？
Q2: 发送后MCU解析错误？
Q3: 有没有现成扩展？
总结
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概述
在串口通信、蓝牙通信中，...
Getting a timestamp for today at midnight?
How would I go about getting a timestamp in php for today at midnight. Say it's monday 5PM and I want the Timestamp for Monday(today) at midnight(12 am) which already has happened.
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JavaScript equivalent of PHP's in_array()
... notice you wanted to see if an array was inside another. According to the PHP documentation this is the expected behavior of PHP's in_array:
$a = array(array('p', 'h'), array('p', 'r'), 'o');
if (in_array(array('p', 'h'), $a)) {
echo "'ph' was found\n";
}
if (in_array(array('f', 'i'), $a)) {...
How do I compare two DateTime objects in PHP 5.2.8?
Having a look on the PHP documentation, the following two methods of the DateTime object would both seem to solve my problem:
...