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How to convert an image to base64 encoding?

...ts("/path/to/image.jpg"); // alternatively specify an URL, if PHP settings allow $base64 = base64_encode($imagedata); bear in mind that this will enlarge the data by 33%, and you'll have problems with files whose size exceed your memory_limit. ...
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PHP abstract properties

...get_class($this) . ' must have a $tablename'); } } To enforce this for all derived classes of Foo_Abstract you would have to make Foo_Abstract's constructor final, preventing overriding. You could declare an abstract getter instead: abstract class Foo_Abstract { abstract public function get_...
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get UTC time in PHP

How can I get UTC/GMT +/- time stamp using PHP's date() function? For example, if I try 12 Answers ...
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Can I mix MySQL APIs in PHP?

...where. (Not sure whether plain old resources do that, but objects can actually take advantage of RAII to a not-insignificant degree.) – cHao Jul 5 '13 at 23:54 ...
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Traits in PHP – any real world examples/best practices? [closed]

... My personal opinion is that there is actually very little application for traits when writing clean code. Instead of using traits to hack code into a class it is better to pass in the dependencies via the constructor or via setters: class ClassName { protected...
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PHP + curl, HTTP POST sample code?

Can anyone show me how to do a php curl with an HTTP POST? 11 Answers 11 ...
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浅谈APM在电子交易系统中的应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...)的监测,迅速定位系统故障,如发生Oracle数据库死锁等问题。 优化系统性能:精确分析系统各个组件占用系统资源情况,中间件、数据库执行效率,根据应用系统性能要求提出专家建议,保证应用在整个寿命周期内使用的系...
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腾讯Tencent开源框架介绍(持续更新) - 开源 & Github - 清泛网 - 专注C/C++及内核技术

...,对性能监控项的异常数据进行采集和分析,输出相应的问题分析、定位与优化建议,从而帮助开发者开发出更高质量的应用。当前工具监控范围包括:崩溃、卡顿和爆内存。 6、分布式及事务: https://github.com/Tencent/phxpaxos ...
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How to encrypt/decrypt data in php?

I'm currently a student and I'm studying PHP, I'm trying to make a simple encrypt/decrypt of data in PHP. I made some online research and some of them were quite confusing(at least for me). ...
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Is there any particular difference between intval and casting to int - `(int) X`?

... behavior is a little surprising given the fact that the function theoretically can do base conversion. It definitely tripped me up before, but perhaps I just need to RTFM a bit more carefully :) – t-dub Feb 10 '12 at 17:07 ...