大约有 30,000 项符合查询结果（耗时：0.0469秒） [XML]
Generate random 5 characters string
... $now /= $base;
}
return substr($result, -5);
}
Note: incremental means easier to guess; If you're using this as a salt or a verification token, don't. A salt (now) of "WCWyb" means 5 seconds from now it's "WCWyg")
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Pass a PHP array to a JavaScript function [duplicate]
... You can see a simple example describing the communication between server side and client side here
$employee = array(
"employee_id" => 10011,
"Name" => "Nathan",
"Skills" =>
array(
"analyzing",
"documentation" =>
array(
"deskto...
What Java ORM do you prefer, and why? [closed]
...e SQL queries, and shift a lot of my processing into the database.
So consider just using the JDBC package.
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How to add text inside the doughnut chart using Chart.js?
How to render Text inside the doughnut chart, I am using ChartJs .
14 Answers
14
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Maximum length for MySQL type text
... maximum number of chars for text is 216-1 (using single-byte characters). Means 65 535 chars(using single-byte characters).
UTF-8/MultiByte encoding: using MultiByte encoding each character might consume more than 1 byte of space. For UTF-8 space consumption is between 1 to 4 bytes per char.
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How do you represent a JSON array of strings?
This is all you need for valid JSON, right?
4 Answers
4
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The character encoding of the HTML document was not declared
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second line produces this error in W3 validator for docytype html: Bad value encoding for attribute http-equiv on element meta.
– yitwail
Sep 28 '13 at 0:38
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SQL (MySQL) vs NoSQL (CouchDB) [closed]
...u have at least some experience, to CouchDB, where you have no experience, means you will have to deal with a whole new set of problems and learn different concepts and best practices. While by itself this is wonderful (I am playing at home with MongoDB and like it a lot), it will be a cost that you...
Ruby on Rails generates model field:type - what are the options for field:type?
...generate a new model and forget the syntax for referencing another model's ID. I'd look it up myself, but I haven't figured out, among all my Ruby on Rails documentation links, how to find the definitive source.
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How to find a table having a specific column in postgresql
...t c.relname
from pg_class as c
inner join pg_attribute as a on a.attrelid = c.oid
where a.attname = <column name> and c.relkind = 'r'
sql fiddle demo
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