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How to load local script files as fallback in cases where CDN are blocked/unavailable? [duplicate]
...s/jquery/1.4.2/jquery.js"></script>
<script>!window.jQuery && document.write(unescape('%3Cscript src="js/libs/jquery-1.4.2.js"%3E%3C/script%3E'))</script>
Taken from HTML5 Boilerplate.
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C libcurl get output into a string
...url = curl_easy_init();
if(curl) {
struct string s;
init_string(&s);
curl_easy_setopt(curl, CURLOPT_URL, "curl.haxx.se");
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, writefunc);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &s);
res = curl_easy_perform(curl);
pr...
How can I change an element's text without changing its child elements?
...and only) the textNodes. You can chain of this function as well with for example the first() function.
I do a trim on the text node and check if it's not empty after the trim because spaces, tabs, new lines, etc. are also recognized as text nodes. If you need those nodes too then simple remove that ...
自动生成Linux下Makefile全攻略（automake原理） - C/C++ - 清泛网 - 专注C/C++及内核技术
...configure 输出Makefile文件
2、make 输出二进制
3、make install 安装二进制到指定目录
make及make install的规则都需要参照Makefile文件，而Makefile是自动生成的，大家有兴趣可以查看下Makefile，代码很长很复杂。当然我们可以直接在Mak...
How to escape “&” in XML? [duplicate]
...
use & in place of &
change to
<string name="magazine">Newspaper & Magazines</string>
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HTML input file selection event not firing upon selecting the same file
Is there any chance to detect every file selection the user made for an HTML input of type file element?
7 Answers
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Different floating point result with optimization enabled - compiler bug?
...nded down
int round_up(double d)
{
double floor;
d = std::modf(d, &floor);
return floor + (d + .5 + std::numeric_limits<double>::epsilon());
}
A simple note: std::numeric_limits<T>::epsilon() is defined as "the smallest number added to 1 that creates a number not equal ...
Is there a limit on how much JSON can hold?
I am using jquery, JSON, and AJAX for a comment system. I am curious, is there a size limit on what you can send through/store with JSON? Like if a user types a large amount and I send it through JSON is there some sort of maximum limit?
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How to convert int to QString?
...since it might very well work but internally, the operator+(const QString &s, char c) implementation is called, and the string wont contain the integer as number but its QChar::fromAscii(c) equivalent
– x29a
Jul 23 '15 at 8:19
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How to parse freeform street/postal address out of text, and into components
...r expression on the fly to match even more. I don't recommend these (for example, here's a fiddle of the above regex, that makes plenty of mistakes). There isn't an easy magic formula to get this to work. In theory and by theory, it's not possible to match addresses with a regular expression.
USPS P...