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优惠券批量生成及导入的思路 - 闲聊区 - 清泛IT论坛，有思想、有深度
...产生2个36进制随机数拼接起来，取前面的部分即可。一段PHP代码如下：<?php
function gen_coupon() {
do {
$m = mt_rand(0, PHP_INT_MAX);
$n = mt_rand(0, PHP_INT_MAX);
&nbs...
【解决】Linux：Call to undefined function curl_init() - 更多技术 - 清...
【解决】Linux：Call to undefined function curl_init() php_curl 安装curlsudo apt-get install php-curl 重启web服务器，搞定apachectl restart
#安装curl
sudo apt-get install php-curl
#重启web服务器，搞定
apachectl restart
linux php curl
How to color System.out.println output? [duplicate]
...minals simply won't support some (if any) ANSI escape sequences and, especially, 24-bit colors.
Usage
Please refer to the section Curses at the bottom for the best solution. For a personal or easy solution (although not as cross-platform solution), refer to the ANSI Escape Sequences section.
TL...
How to auto-remove trailing whitespace in Eclipse?
...to Code organizing tab -> check Remove trailing whitespace -> select All lines.
Removing whitespace only from the lines I changed:
Preferences -> Java -> Editor -> Save Actions -> check "Perform the selected actions on save -> check Format source code -> select Format edi...
Nginx no-www to www and www to no-www
...n.php last;
# etc etc...
}
}
Note: I have not originally included https:// in my solution since we use loadbalancers and our https:// server is a high-traffic SSL payment server: we do not mix https:// and http://.
To check the nginx version, use nginx -v.
Strip www from ...
Send message to specific client with socket.io and node.js
..."I'm the master", function() {
// Save the socket id to Redis so that all processes can access it.
client.set("mastersocket", socket.id, function(err) {
if (err) throw err;
console.log("Master socket is now" + socket.id);
});
});
socket.on("message to master", function(...
Static/Dynamic vs Strong/Weak
I see these terms bandied around all over the place in programming and I have a vague notion of what they mean. A search shows me that such things have been asked all over stack overflow in fact. As far as I'm aware Static/Dynamic typing in languages is subtly different to Strong/Weak typing but wha...
Tools to selectively Copy HTML+CSS+JS From A Specific Element of DOM [closed]
Like most web developers, I occasionally like to look at the source of websites to see how their markup is built. Tools like Firebug and Chrome Developer Tools make it easy to inspect the code, but if I want to copy a specific section and play around with it locally, it would be a pain to copy all t...
How can I make a button redirect my page to another page? [duplicate]
...
try
<button onclick="window.location.href='b.php'">Click me</button>
share
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Can anyone explain what JSONP is, in layman terms? [duplicate]
...nly used to
bypass the cross-domain policies in web browsers. (You are not allowed to make AJAX requests to a web page perceived to be on a different server by the browser.)
JSON and JSONP behave differently on the client and the server. JSONP requests are not dispatched using the XMLHTTPRequest an...