大约有 40,000 项符合查询结果(耗时:0.0274秒) [XML]
内存调试技巧:C 语言最大难点揭秘 - C/C++ - 清泛网 - 专注C/C++及内核技术
...管理的重要性
存在内存错误的 C 和 C++ 程序会导致各种问题。如果它们泄漏内存,则运行速度会逐渐变慢,并最终停止运行;如果覆盖内存,则会变得非常脆弱,很容易受到恶意用户的攻击。从 1988 年著名的莫里斯蠕虫 攻击到...
How to pass an array within a query string?
...s[]" value="Mercedes">
NOTE: Using field[] for multiple values is really poorly documented. I don't see any mention of it in the section on multi-valued keys in Query string - Wikipedia, or in the W3C docs dealing with multi-select inputs.
UPDATE
As commenters have pointed out, this is ve...
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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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.
...
How can I connect to a Tor hidden service using cURL in PHP?
I'm trying to connect to a Tor hidden service using the following PHP code:
4 Answers
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PHP global in functions
...ngletons, registries, constants). You do not want to use them. A function call should not have to rely on anything outside, e.g.
function fn()
{
global $foo; // never ever use that
$a = SOME_CONSTANT // do not use that
$b = Foo::SOME_CONSTANT; // do not use that unl...
WordPress asking for my FTP credentials to install plugins
I installed a WordPress blog in my local system. But when I try to add plugins from admin it asks for FTP access. What do I need to configure for WordPress to be able to upload without FTP?
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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 ...
Make a link use POST instead of GET
...aScript, with no jQuery — you could choose this if you don't want to install anything more than you already have.
<form name="myform" action="handle-data.php" method="post">
<label for="query">Search:</label>
<input type="text" name="query" id="query"/>
<button>...
How to save a PNG image server-side, from a base64 data string
...rings that this tool generates, into actual PNG files on the server, using PHP.
15 Answers
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