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Can I force a page break in HTML printing?
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Add a CSS class called "pagebreak" (or "pb"), like so:
@media print {
.pagebreak { page-break-before: always; } /* page-break-after works, as well */
}
Then add an empty DIV tag (or any block element that generates a box) where you wan...
Using PHP with Socket.io
...t there are some ways to implement WebSockets. There is this jQuery plugin allowing you to use Websockets while gracefully degrading for non-supporting browsers. On the PHP side, there is this class which seems to be the most widely used for PHP WS servers.
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Length of a JavaScript object
...an break enumerations in various libraries. Adding methods to Object is usually safe, though.
Here's an update as of 2016 and widespread deployment of ES5 and beyond. For IE9+ and all other modern ES5+ capable browsers, you can use Object.keys() so the above code just becomes:
var size = Object...
Best practice for localization and globalization of strings and labels [closed]
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As far as I know, there's a good library called localeplanet for Localization and Internationalization in JavaScript. Furthermore, I think it's native and has no dependencies to other libraries (e.g. jQuery)
Here's the website of library: http://www.localeplanet....
What is the JavaScript equivalent of var_dump or print_r in PHP? [duplicate]
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This really is not a proper answer as this is not an inherent feature or function of JavaScript and there are innumerable scenarios where one will absolutely not have access to console.log()
– Chris Rasys
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best way to get the key of a key/value javascript object
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If you want to get all keys, ECMAScript 5 introduced Object.keys. This is only supported by newer browsers but the MDC documentation provides an alternative implementation (which also uses for...in btw):
if(!Object.keys) Object.keys = function...
Can I store images in MySQL [duplicate]
...h is not that difficult). I want to save the thumbs (since they are very small) in the database and I use MySQL. (I don't want to save the thumbs as physical files on the drive.)
Does MySQL allow saving and retrieving image data and how do I go about it? If it doesn't support image data, is there ...
How does this checkbox recaptcha work and how can I use it?
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Excerpt from the email: We expect to move all existing reCAPTCHA sites to the new API in 2015.
– Timothy Zorn
Sep 11 '14 at 3:29
1
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搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
... v2.4.6
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[initandlisten] waiting for connections on port 27017
[websvr] admin web console waiting for connections on port 28017
mongodb默认自带提供了web访问接口，通过 IP + 端口的形式可以访问。
http://192.168.0.1:28017/
二、主从模式。使用mysql数据库...
Using Sinatra for larger projects via multiple files
It seems that in Sinatra all route handlers are being written into a single file, if I understand right it acts as a one large/small controller. Is there any way to split it into separate independent files, so when let's say somebody calls "/" - one action is executed, and if smth like "/posts/2" is...