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Dynamically generating a QR code with PHP [closed]
I'm trying to generate QR codes on my website. All they have to do is have a URL in them, which a variable on my site will provide. What would be the easiest way to do this?
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Hidden Features of MySQL
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Since you put up a bounty, I'll share my hard won secrets...
In general, all the SQLs I tuned today required using sub-queries. Having come from Oracle database world, things I took for granted weren’t working the same with MySQL. And my reading on MySQL tuning makes me conclude that MySQL is be...
Php multiple delimiters in explode
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You can take the first string, replace all the @ with vs using str_replace, then explode on vs or vice versa.
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How can I catch a “catchable fatal error” on PHP type hinting?
...assA::method_a() must be an instance of ClassB, instance of ClassA given, called in [...]
catched: Argument 1 passed to ClassA::method_a() must be an instance of ClassB, instance of ClassWrong given, called in [...]
method_a: ClassB
method_a: ClassC
done.
Old answer for pre-php7 versions:
http:/...
Warning: mysql_connect(): [2002] No such file or directory (trying to connect via unix:///tmp/mysql.
...aybe good to mention: When using MAMP like me you have to uncheck the box "Allow local access only"
– soupdiver
Jan 21 '13 at 17:23
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PHP filesize MB/KB conversion [duplicate]
...and 42% more costly to be precise (depending on which if condition $bytes falls into).
– Alix Axel
May 25 '13 at 3:48
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How to update a single library with Composer?
I need to install only 1 package for my SF2 distribution (DoctrineFixtures).
8 Answers
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SET NAMES utf8 in MySQL?
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@ Vinko Vrsalovic: Not necessarily... I had all my files in utf8 but my previous hoster has had the mysql charset set to latin1 and because i havent told mysql that I am sending chars in utf8 (hence set names utf8) it stored them in latin charset and all my special cha...
实战Nginx与PHP（FastCGI）的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
实战Nginx与PHP（FastCGI）的安装、配置与优化一篇介绍nginx和php-fmp配置，安装和使用的博文，文章将为何将nginx叫做反向代理服务器讲明白了，也能从中看出为什么ngnix会apache性能更加...一篇介绍nginx和php-fmp配置，安装和使用的博...
Can JavaScript connect with MySQL?
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small note: the fact that JavaScript runs on the client-side has NOTHING to do with the fact that it can't connect to a Database Server. It could be very well (though, highly unlikely) that a future version of the language woul...