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mysqli_fetch_assoc() expects parameter / Call to a member function bind_param() errors. How to get t
...Li code produces an error like mysqli_fetch_assoc() expects parameter..., Call to a member function bind_param()... or similar. Or even without any error, but the query doesn't work all the same. It means that your query failed to execute.
Every time a query fails, MySQL has an error message that ...
How to check whether a string is Base64 encoded or not
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Try like this for PHP5
//where $json is some data that can be base64 encoded
$json=some_data;
//this will check whether data is base64 encoded or not
if (base64_decode($json, true) == true)
{
echo "base64 encoded";
}
e...
How to remove multiple deleted files in Git repository
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git add -u
updates all your changes
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C语言结构体里的成员数组和指针 - c++1y / stl - 清泛IT社区，为创新赋能！
...问0x4的内存地址，不crash才怪。于是，你一定会有如下的问题：1）为什么不是 13行if语句出错？f.a被初始化为空了嘛，用空指针访问成员变量为什么不crash？2）为什么会访问到了0x4的地址？靠，4是怎么出来的？3）代码中的第4行...
How to write character & in android strings.xml
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For special character I normally use the Unicode definition, for the '&' for example: \u0026 if I am correct. Here is a nice reference page: http://jrgraphix.net/research/unicode_blocks.php?block=0
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Error 330 (net::ERR_CONTENT_DECODING_FAILED):
...rked for me too. (quercus-4.0.39 + glassfish4 + create web-inf/php.ini manually.
– Malcolm Boekhoff
Mar 22 '16 at 6:20
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Find the last element of an array while using a foreach loop in PHP
...x compared to this one. I have not ran any tests but I guess this answer shall be faster as it is not extracting array of keys.This shall have O(1) speed
– Vaibhav Kamble
Mar 20 '09 at 7:09
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isset() and empty() - what to use
... check - is variable empty or contains something. To solve this task, I usually do the following.
6 Answers
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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
... you can use a JSONP callback instead:
$.getJSON( 'http://<url>/api.php?callback=?', function ( data ) { alert ( data ); } );
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How do I uniquely identify computers visiting my web site?
..., fingerprints changed quite
rapidly, but even a simple heuristic was usually able to guess when a fingerprint was an “upgraded” version of a previously observed browser’s
fingerprint, with 99.1% of guesses correct and a false positive rate of only
0.86%.
We discuss what privacy thr...