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jQuery AJAX submit form

...Query serialize function. AjaxForm: $("#theForm").ajaxForm({url: 'server.php', type: 'post'}) or $("#theForm").ajaxSubmit({url: 'server.php', type: 'post'}) ajaxForm will send when the submit button is pressed. ajaxSubmit sends immediately. Serialize: $.get('server.php?' + $('#theForm').ser...
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Immutable array in Java

.... Since even an empty array takes up some memory, you can save that memory allocation by creating a constant empty array, and always passing it to the toArray method. That method will allocate a new array if the array you pass doesn't have enough space, but if it does (the list is empty), it will re...
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What is the difference between an interface and abstract class?

...hat you think they are. In Java, this rule is strongly enforced, while in PHP, interfaces are abstract classes with no method declared. In Python, abstract classes are more a programming trick you can get from the ABC module and is actually using metaclasses, and therefore classes. And interfaces ...
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Map vs Object in JavaScript

...Took: 67 Firefox Object Took: 54 Firefox Map Took: 139 In terms of memory allocation these behaved the same in terms of freeing/GC but Map used 5 times more memory. This test used 4 keys where as in the last test I only set one key so this would explain the reduction in memory overhead. I ran this ...
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How to add default value for html ? [closed]

...me="msg" placeholder="Your message here." onfocus='this.select()'> <?php if (isset($_POST['encode'])) { echo htmlspecialchars($_POST['msg']);} ?> </textarea> In this case, $_POST['encode'] came from this: <input class="input_bottom btn btn-default" type="submit" name="encode" va...
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C++, copy set to vector

...This doesn't deserve -1. In particular, this allows vector to only do one allocation (since it can't determine the distance of set iterators in O(1)), and, if it wasn't defined for vector to zero out each element when constructed, this could be worthwhile to allow the copy to boil down to a memcpy...
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Any recommendations for a CSS minifier? [closed]

... I like Minify. In PHP and works with CSS or JavaScript. share | improve this answer | follow | ...
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How to preview git-pull without doing fetch?

...ill list the files that will be updated: diff --git a/app/controller/xxxx.php b/app/controller/xxxx.php diff --git a/app/view/yyyy.php b/app/view/yyyy.php For example app/controller/xxxx.php and app/view/yyyy.php will be updated. Comparing two commits using git diff prints all updated files with...
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Redis消息通知系统的实现 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...技术细节,其中演示代码如果没有特殊说明,使用的都是PhpRedis扩展来实现的。内...最近忙着用Redis实现一个消息通知系统,今天大概总结了一下技术细节,其中演示代码如果没有特殊说明,使用的都是PhpRedis扩展来实现的。 内...
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Finding the number of days between two dates

How to find number of days between two dates using PHP? 33 Answers 33 ...