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Redis 的性能幻想与残酷现实 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...t 一个线程独立处理，就像 Memcache 一样，已经等不及要去开发和测试了，封住所以批评者的嘴。
Redis 这些年不断的增加新功能和优化改进，让它变得更灵活场景适应性更多的同时，也让我们在使用时需要更细致的思考，不是它...
What's a simple way to get a text input popup dialog box on an iPhone
...ard supported in the iOS API. You will not need a private API for this.
UIAlertView * alert = [[UIAlertView alloc] initWithTitle:@"Alert" message:@"This is an example alert!" delegate:self cancelButtonTitle:@"Hide" otherButtonTitles:nil];
alert.alertViewStyle = UIAlertViewStylePlainTextInput;
[aler...
Return multiple values in JavaScript?
...s: dCodes,
dCodes2: dCodes2
};
}
var result = newCodes();
alert(result.dCodes);
alert(result.dCodes2);
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How to close current tab in a browser window?
...
You will need Javascript to do this. Use window.close():
close();
Note: the current tab is implied. This is equivalent:
window.close();
or you can specify a different window.
So:
function close_window() {
if (confirm("Close Window?")...
How can I check if a jQuery plugin is loaded?
...de
}
dateJs however is not a jQuery plugin. It modifies/extends the javascript date object, and is not added as a jQuery namespace. You could check if the method you need exists, for example:
if(Date.today) {
//Use the dateJS today() method
}
But you might run into problems where the A...
How to get the browser language using JavaScript [duplicate]
...
Try this script to get your browser language
<script type="text/javascript">
var userLang = navigator.language || navigator.userLanguage;
alert ("The language is: " + userLang);
</script>
Cheers
...
What's the recommended way to extend AngularJS controllers?
...troller('simpleController', {$scope: $scope}));
});
})(angular);
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.15/angular.js"></script>
<div ng-app="stackoverflow.example">
<div ng-controller="complexController as C">
<span>&l...
JSON.parse vs. eval()
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@Hydro Short proof of concept: try eval('alert(1)');.
– Valerio Bozz
Feb 20 '18 at 11:33
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How to delay the .keyup() handler until the user stops typing?
...(function (e) {
console.log('Time elapsed!', this.value);
}, 500));
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<label for="input">Try it:
<input id="input" type="text" placeholder="Type something here..."/>
</label>
...
Get all non-unique values (i.e.: duplicate/more than one occurrence) in an array
I need to check a JavaScript array to see if there are any duplicate values. What's the easiest way to do this? I just need to find what the duplicated values are - I don't actually need their indexes or how many times they are duplicated.
...