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json_decode to array
...assoc parameter is FALSE by default, You have to set this value to TRUE in order to retrieve an array.
Examine the below code for an example implication:
$json = '{"a":1,"b":2,"c":3,"d":4,"e":5}';
var_dump(json_decode($json));
var_dump(json_decode($json, true));
which outputs:
object(stdClass)#...
How do I use Django templates without the rest of Django?
...r Jinja2 because of {% set %} syntax and equality to Twig template engine (PHP). It's better to write cross platform code always, but the performance difference is not critical - for example, python will always work slower than PHP so if you need performance you better create site with PHP, Twig and...
通信连接组件 · App Inventor 2 中文网
...果与服务器的连接丢失（不是服务器关闭，而是 wifi 连接问题），则不会有任何事件触发（但崩溃现已修复）。
切换 目录 关注 我们 关注我，不迷路 ...
SQL injection that gets around mysql_real_escape_string()
...t necessarily know the character that will be used to quote the literal in order to avoid munging one's data.
The Payload
" OR 1=1 --
The payload initiates this injection quite literally with the " character. No particular encoding. No special characters. No weird bytes.
mysql_real_escape_str...
How to design RESTful search/filtering? [closed]
... a search. You do not have to literally create something in a database in order to use a POST.
For example:
Accept: application/json
Content-Type: application/json
POST http://example.com/people/searches
{
"terms": {
"ssn": "123456789"
},
"order": { ... },
...
}
You are creating a...
Hidden Features of MySQL
... COLUMNS FROM mytable
SELECT max(namecount) AS virtualcolumn FROM mytable ORDER BY virtualcolumn
http://dev.mysql.com/doc/refman/5.0/en/group-by-hidden-fields.html
http://dev.mysql.com/doc/refman/5.1/en/information-functions.html#function_last-insert-id
last_insert_id()
gets you the PK of the ...
小心！创业者不可不知的互联网家装惊天伪命题 - 资讯 - 清泛网 - 专注C/C++...
...便能够实时监控到整个装修过程，对于家装过程中出现的问题，用户没有必要前往装修现场，便能够完成对整个装修过程的控制……改变正在悄然发生，虽然这些改变虽然有些机械，但是它们却正在真切地发生着。
而用户也从...
When to use single quotes, double quotes, and backticks in MySQL
...delimiter in date strings.
So using your example, I would double-quote the PHP string and use single quotes on the values 'val1', 'val2'. NULL is a MySQL keyword, and a special (non)-value, and is therefore unquoted.
None of these table or column identifiers are reserved words or make use of charac...
PHP: How to remove all non printable characters in a string?
... a variety string lengths with random data, and this pattern emerged using php 7.0.12
2 chars str_replace 5.3439ms preg_replace 2.9919ms preg_replace is 44.01% faster
4 chars str_replace 6.0701ms preg_replace 1.4119ms preg_replace is 76.74% faster
8 chars str_replace ...
How to make MySQL handle UTF-8 properly
...r should be in UTF-8 (see my.cnf). remember any languages you use (such as PHP) must be UTF-8 as well. Some versions of PHP will use their own MySQL client library, which may not be UTF-8 aware.
If you do want to migrate existing data remember to backup first! Lots of weird choping of data can hap...