大约有 40,000 项符合查询结果(耗时:0.0327秒) [XML]

https://stackoverflow.com/ques... 

How to Free Inode Usage?

...age is 100% (using df -i command). However after deleting files substantially, the usage remains 100%. 15 Answers ...
https://www.tsingfun.com/it/bi... 

Deep Learning(深度学习)学习笔记整理系列之(二) - 大数据 & AI - 清泛...

...试图同时用生理学和计算机的手段,双管齐下,研究视觉问题。 他们收集了很多黑白风景照片,从这些照片中,提取出400个小碎片,每个照片碎片的尺寸均为 16x16 像素,不妨把这400个碎片标记为 S[i], i = 0,.. 399。接下来,...
https://stackoverflow.com/ques... 

CodeIgniter: Create new helper?

...o it. <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); if ( ! function_exists('test_method')) { function test_method($var = '') { return $var; } } Save this to application/helpers/ . We shall call it "new_helper.php" The first line exists to ...
https://stackoverflow.com/ques... 

Why use sprintf function in PHP?

... sprintf has all the formatting capabilities of the original printf which means you can do much more than just inserting variable values in strings. For instance, specify number format (hex, decimal, octal), number of decimals, padding a...
https://stackoverflow.com/ques... 

Make var_dump look pretty

... I really love var_export(). If you like copy/paste-able code, try: echo '<pre>' . var_export($data, true) . '</pre>'; Or even something like this for color syntax highlighting: highlight_string("<?php\n\$data ...
https://stackoverflow.com/ques... 

How to properly add cross-site request forgery (CSRF) token using PHP

... just mixes it deterministically Try this out: Generating a CSRF Token PHP 7 session_start(); if (empty($_SESSION['token'])) { $_SESSION['token'] = bin2hex(random_bytes(32)); } $token = $_SESSION['token']; Sidenote: One of my employer's open source projects is an initiative to backport ra...
https://stackoverflow.com/ques... 

PHP mail function doesn't complete sending of e-mail

... one you need to run through the checklist below to find any potential pitfalls you may be encountering. Make sure error reporting is enabled and set to report all errors Error reporting is essential to rooting out bugs in your code and general errors that PHP encounters. Error reporting needs to ...
https://www.tsingfun.com/it/bi... 

Deep Learning(深度学习)学习笔记整理系列之(一) - 大数据 & AI - 清泛...

...是怎么来的?又能干什么呢?目前存在哪些困难呢?这些问题的简答都需要慢慢来。咱们先来了解下机器学习(人工智能的核心)的背景。 二、背景 机器学习(Machine Learning)是一门专门研究计算机怎样模拟或实现人类...
https://www.tsingfun.com/it/bi... 

Deep Learning(深度学习)学习笔记整理系列之(一) - 大数据 & AI - 清泛...

...是怎么来的?又能干什么呢?目前存在哪些困难呢?这些问题的简答都需要慢慢来。咱们先来了解下机器学习(人工智能的核心)的背景。 二、背景 机器学习(Machine Learning)是一门专门研究计算机怎样模拟或实现人类...
https://www.tsingfun.com/it/bi... 

Deep Learning(深度学习)学习笔记整理系列之(一) - 大数据 & AI - 清泛...

...是怎么来的?又能干什么呢?目前存在哪些困难呢?这些问题的简答都需要慢慢来。咱们先来了解下机器学习(人工智能的核心)的背景。 二、背景 机器学习(Machine Learning)是一门专门研究计算机怎样模拟或实现人类...