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What is a lambda (function)?
...
}
my $add5 = adder(5);
print &$add5(1) == 6 ? "ok\n" : "not ok\n";
JavaScript
var adder = function (x) {
return function (y) {
return x + y;
};
};
add5 = adder(5);
add5(1) == 6
JavaScript (ES6)
const adder = x => y => x + y;
add5 = adder(5);
add5(1) == 6
Scheme
(...
How to check file input size with jQuery?
...inks about other file information you should know: http://felipe.sabino.me/javascript/2012/01/30/javascipt-checking-the-file-size/
Old browsers support
Be aware that old browsers will return a null value for the previous this.files call, so accessing this.files[0] will raise an exception and you...
Can I use non existing CSS classes?
...sely, its DOM representation). This principle applies even if you're using JavaScript to apply styles, as you're doing in your jQuery one-liner.
When you write a CSS rule with a class selector, all you're saying is "I want to apply styles to elements that belong to this class." Similarly, when you ...
Convert normal date to unix timestamp
How can I convert normal date 2012.08.10 to unix timestamp in javascript?
11 Answers
...
How to print HTML content on click of a button, but not the page? [duplicate]
...tableArea')" value="print a div!" />
Now let's create a really simple javascript:
function printDiv(divName) {
var printContents = document.getElementById(divName).innerHTML;
var originalContents = document.body.innerHTML;
document.body.innerHTML = printContents;
window.p...
Is jQuery “each()” function synchronous?
...
Yes, the jQuery each method is synchronous. Nearly ALL JavaScript is synchronous. The only exceptions are AJAX, timers (setTimeout and setInterval), and HTML5 Web Workers.
Your problem is probably somewhere else in your code.
...
libevent+protobuf轻松搭建tcpserver - C/C++ - 清泛网 - 专注C/C++及内核技术
...er(int port);
// client端socket流程:socket(),connect()，返回连接的sockfd
int create_io_channel(const char *ipaddr, int port);
2. 搭建TCP Server
下面以伪代码方式给出，错误处理省略
int main(int argc, char *argv[])
{
// 初始化
…
// event初始...
How to prevent http file caching in Apache httpd (MAMP)
I am developing a single page Javascript application in MAMP. My JavaScript and HTML template files are getting cached between requests.
...
Show a popup/message box from a Windows batch file
...d. Should work all the way back to somewhere in the (IIRC) IE5 era.
mshta javascript:alert("Message\n\nMultiple\nLines\ntoo!");close();
Don't forget to escape your parentheses if you're using if:
if 1 == 1 (
mshta javascript:alert^("1 is equal to 1, amazing."^);close^(^);
)
...
Open a URL in a new tab (and not a new window)
...
@AliHaideri The Javascript has nothing to do with how the new tab/window is opened. It's all determined by your browser's settings. Using window.open tells the browser to open something new, then the browser opens up what is chosen in its se...