大约有 20,000 项符合查询结果(耗时:0.0312秒) [XML]

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How to find out where a function is defined?

... You could also do this in PHP itself: $reflFunc = new ReflectionFunction('function_name'); print $reflFunc->getFileName() . ':' . $reflFunc->getStartLine(); share ...
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马无夜草不肥——聊聊程序员接私活的那些坑 - 杂谈 - 清泛网 - 专注C/C++及内核技术

...,经常遇到是否能1000块开发出一个像淘宝那样的网站的问题,自身价值分分钟被贬低,差点被气得一口老血喷涌而出。 靠同学、朋友、同事介绍的渠道通常性价比要高,但有可以抱的大腿少哇。 二. 谈钱伤感情,不谈钱伤身...
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How to set default value to the input[type=“date”] [duplicate]

... Ah thanks for this! I am defaulting to today's date with php, and I didn't realize that my problem was just the formatting of the date. I was doing <input type="date" value="<?php echo date('m/d/Y'); ?>" name="date" id="date" title="Pick a date" /> And a variety ...
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How can I output a UTF-8 CSV in PHP that Excel will read properly?

...re Office 2016. Newer versions (from Office 365) do now support UTF-8. In order to output UTF-8 content that Excel both on Windows and OS X will be able to successfully read, you will need to do two things: Make sure that you convert your UTF-8 CSV text to UTF-16LE mb_convert_encoding($csv, 'UTF...
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PHP calculate age

... This works fine. <?php //date in mm/dd/yyyy format; or it can be in other formats as well $birthDate = "12/17/1983"; //explode the date to get month, day and year $birthDate = explode("/", $birthDate); //get age from date or birthdate...
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淘宝应对双\"11\"的技术架构分析 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...直到有一天,我们碰到了传统的关系型数据库无法解决的问题——全属性选择器(如图5所示)。 图5 全属性选择器 这是一个非常典型的例子。为了说明问题,我们仍然以关系型数据库的思路来描述。对于笔记本电脑这个类...
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How to check what user php is running as?

I need to detect if php is running as nobody. How do I do this? 16 Answers 16 ...
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海量数据相似度计算之simhash短文本查找 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...升级、增加机器,但有些时候光是增加机器已经解决不了问题了,就算增加机器也不是短时间能够解决的,需要考虑分布式、客户预算、问题解决的容忍时间?头大时候要相信人类的智慧是无穷的,泡杯茶,听下轻音乐:)畅想...
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SQL select join: is it possible to prefix all columns as 'prefix.*'?

...ns.post_parent`, `campaigns`.`guid` AS `campaigns.guid`, `campaigns`.`menu_order` AS `campaigns.menu_order`, `campaigns`.`post_type` AS `campaigns.post_type`, `campaigns`.`post_mime_type` AS `campaigns.post_mime_type`, `campaigns`.`comment_count` AS `campaigns.comment_count`, `venues`.`ID` AS `v...
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Creating anonymous objects in php

... some years, but I think I need to keep the information up to date! Since PHP 7 it has been possible to create anonymous classes, so you're able to do things like this: <?php class Foo {} $child = new class extends Foo {}; var_dump($child instanceof Foo); // true ?> You can ...