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Comparison of DES, Triple DES, AES, blowfish encryption for data
..., as has been demonstrated more than ten years ago). Also, DES uses 64-bit blocks, which raises some potential issues when encrypting several gigabytes of data with the same key (a gigabyte is not that big nowadays).
3DES is a trick to reuse DES implementations, by cascading three instances of DES (...
What is the difference between HTML tags and ?
...
div is a block element
span is an inline element.
This means that to use them semantically, divs should be used to wrap sections of a document, while spans should be used to wrap small portions of text, images, etc.
For example:
&...
C++ performance challenge: integer to std::string conversion
...gt;
std::string itostr(T o) {
typedef itostr_helper hlp;
unsigned blocks[3], *b = blocks + 2;
blocks[0] = o < 0 ? ~o + 1 : o;
blocks[2] = blocks[0] % 10000; blocks[0] /= 10000;
blocks[2] = hlp::out[blocks[2]];
if (blocks[0]) {
blocks[1] = blocks[0] % 10000; block...
How do I create a URL shortener?
...
It may be obvious but here is some PHP code referenced in wikipedia to do base64 encode in php tonymarston.net/php-mysql/converter.html
– Ryan White
Jul 13 '10 at 15:33
...
How to enable CORS in AngularJs
...the server - just pass the headers from within your script. If you have a PHP backend it would be header('Access-Control-Allow-Origin: *');
– davidkonrad
Feb 27 '16 at 23:32
...
Should I write script in the body or the head of the html? [duplicate]
...not decide, put it in the head until you have a reason not to such as page blocking issues.
Footnote: "When you need it and not prior" applies to the last item when page blocking (perceptual loading speed). The user's perception is their reality—if it is perceived to load faster, it does load f...
Tab Vs Space preferences in Vim
...red Oct 23 '09 at 0:09
too much phptoo much php
78.8k3333 gold badges120120 silver badges133133 bronze badges
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Can I combine :nth-child() or :nth-of-type() with an arbitrary selector?
...tial-scale=1">
<title>TEST</title>
<style>
.block {
background: #fc0;
margin-bottom: 10px;
padding: 10px;
}
/* .large > .large-item:nth-of-type(n+5) {
background: #f00;
} */
.large-item ~ .large-item ~ .large-item ~ .large-it...
快速开发CSS的利器LESS 系列教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...超出显示为省略号的代码是：
.text-overflow {
display:block;/*内联对象需加*/
word-break:keep-all;/* 不换行 */
white-space:nowrap;/* 不换行 */
overflow:hidden;/* 内容超出宽度时隐藏超出部分的内容 */
text-overflow:ellipsis;/* 当对象...
Proper URL forming with Query String and Anchor Hashtag
...may be necessary to submit the page using a
<form action='webpage.php?q=string#tag' method='GET or POST'>
<input type='text' id='q' name='q' value='string'>
<input type='submit' value='submit'>
</form>
rather than just a URL link
<a href='webpage...