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Deep Learning（深度学习）学习笔记整理系列之（四） - 大数据 & AI - 清泛...
...些自动学习得到的特征可以大大提高精确度，甚至在分类问题中比目前最好的分类算法效果还要好！
AutoEncoder存在一些变体，这里简要介绍下两个：
Sparse AutoEncoder稀疏自动编码器：
当然，我们还可以继续加上一些...
submitting a GET form with query string params and hidden params disappear
...ntains the target, where the form should be processed? like: action="index.php?site=search". I'm not sure, if putting the GET parameter in hidden input fields is an god idea.
– The Bndr
Aug 24 '17 at 13:09
...
Declaration of Methods should be Compatible with Parent Methods in PHP
What are possible causes of this error in PHP? Where can I find information about what it means to be compatible ?
5 Answe...
How to validate phone numbers using regex
... phone number is 1' OR 1=1 -- PWNED. See xkcd.com/327 and owasp.org/index.php/Testing_for_SQL_Injection_(OWASP-DV-005)
– Aaron Newton
Sep 19 '13 at 8:31
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startsWith() and endsWith() functions in PHP
...rlen($needle)) === 0;
}
This should be one of the fastest solutions on PHP 7 (benchmark script). Tested against 8KB haystacks, various length needles and full, partial and no match cases. strncmp is a touch faster for starts-with but it cannot check ends-with.
...
How can I transform between the two styles of public key format, one “BEGIN RSA PUBLIC KEY”, the oth
...
Using phpseclib, a pure PHP RSA implementation...
<?php
include('Crypt/RSA.php');
$rsa = new Crypt_RSA();
$rsa->loadKey('-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA61BjmfXGEvWmegnBGSuS
+rU9soUg2F...
Display numbers with ordinal suffix in PHP
...
PHP has built-in functionality for this. It even handles internationalization!
$locale = 'en_US';
$nf = new NumberFormatter($locale, NumberFormatter::ORDINAL);
echo $nf->format($number);
Note that this functionality is ...
java.net.ConnectException: localhost/127.0.0.1:8080 - Connection refused
...
e.g if your URL is like http://localhost:8080/Getdata.php or http://127.0.0.1:8080/Getdata.php then you have to change it as use http://10.0.2.2:8080/Getdata.php
– Vikas Patidar
Jan 30 '14 at 8:46
...
Multi-line strings in PHP
...
PHP has Heredoc and Nowdoc strings, which are the best way to handle multiline strings in PHP.
http://php.net/manual/en/language.types.string.php#language.types.string.syntax.heredoc
$str = <<<EOD
Example of string...
PHP best way to MD5 multi-dimensional array?
...ss for md5 to handle.
Edit: Here is evidence to support this claim:
<?php //this is the array I'm using -- it's multidimensional.
$array = unserialize('a:6:{i:0;a:0:{}i:1;a:3:{i:0;a:0:{}i:1;a:0:{}i:2;a:3:{i:0;a:0:{}i:1;a:0:{}i:2;a:0:{}}}i:2;s:5:"hello";i:3;a:2:{i:0;a:0:{}i:1;a:0:{}}i:4;a:1:{i:0...