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How to get the Power of some Integer in Swift language?
...recedencegroups:
precedencegroup PowerPrecedence { higherThan: MultiplicationPrecedence }
infix operator ^^ : PowerPrecedence
func ^^ (radix: Int, power: Int) -> Int {
return Int(pow(Double(radix), Double(power)))
}
// ...
// Then you can do this...
let i2 = 2 ^^ 3
// ... or
print("2³ = \(...
“Keep Me Logged In” - the best approach
...formation, it is important
* that user input is always used as the second parameter.
*
* @param string $safe The internal (safe) value to be checked
* @param string $user The user submitted (unsafe) value
*
* @return boolean True if the two strings are identical.
*/
function timingSafeCompare...
How to create PDF files in Python [closed]
... files. It can only split and merge. (Source: Ctrl+F through its documentation page)
Which is great, but not if you have images that are not already embedded in a PDF.
pyPDF2 doesn't seem to have any extra documentation on top of pyPDF.
ReportLab is very extensive. (Userguide) However, with a bit of...
After submitting a POST form open a new window showing the result
...
var urlAction = 'whatever.php';
var data = {param1:'value1'};
var $form = $('<form target="_blank" method="POST" action="' + urlAction + '">');
$.each(data, function(k,v){
$form.append('<input type="hidden" name="' + k + '" value="' + v + '">');
});
$f...
How to print out more than 20 items (documents) in MongoDB's shell?
...
the link is outdated, it contains no such information. Also, can I pass this as an environment variable?
– phil294
Dec 5 '19 at 10:08
add a comment
...
How to remove/ignore :hover css style on touch devices
I want to ignore all :hover CSS declarations if a user visits our website via touch device. Because the :hover CSS does not make sense, and it can even be disturbing if a tablet triggers it on click/tap because then it might stick until the element loses focus. To be honest, I don't know why tou...
ArrayBuffer to base64 encoded string
...
function _arrayBufferToBase64( buffer ) {
var binary = '';
var bytes = new Uint8Array( buffer );
var len = bytes.byteLength;
for (var i = 0; i < len; i++) {
binary += String.fromCharCode( bytes[ i ] );
...
plupload图片上传插件的使用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...utlipart 代替二进制流的方式，在webkit下无法工作
multipart_params： 跟 multipart关联在一起的键值
multi_selection： 多选对话框
resize：修改图片属性 resize: {width: 320, height: 240, quality: 90}
runtimes:上传插件初始化选用那种方式的优先级顺...
Build Error - missing required architecture i386 in file
I'm getting this error when building my iPhone application:
16 Answers
16
...
Changing UIImage color
...
Since iOS 7, this is the most simple way of doing it.
Objective-C:
theImageView.image = [theImageView.image imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
[theImageView setTintColor:[UIColor redColor]];
Swift 2.0:
...