大约有 30,000 项符合查询结果（耗时：0.0386秒） [XML]
find -exec with multiple commands
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@Thomas it does but try this one liner, tested in osx. I made a directory called 'aaa' with some files/dirs in there and CDd to it. Then, ~/aaa$ acmd() { echo x \"$1\" x; }; export -f acmd; find . -exec bash -c 'acmd {}' \;
– barlop
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AngularJS - Trigger when radio button is selected
... <label data-ng-repeat="i in [1,2,3]"><input type="radio" name="test" ng-model="$parent.radioValue" value="{{i}}"/>{{i}}</label>
<div>currently selected: {{radioValue}}</div>
<button type="submit">Submit</button>
</form>
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Equation for testing if a point is inside a circle
... circle with center (center_x, center_y) and radius radius , how do you test if a given point with coordinates (x, y) is inside the circle?
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How to iterate a loop with index and element in Swift
...exedElements: Zip2Sequence<Indices, Self> { zip(indices, self) }
}
Testing:
let list = ["100","200","300","400","500"]
// You can iterate the index and its elements using a closure
list.dropFirst(2).indexedElements {
print("Index:", $0.index, "Element:", $0.element)
}
// or using a fo...
How to print a number with commas as thousands separators in JavaScript
...tring().replace(/\B(?<!\.\d*)(?=(\d{3})+(?!\d))/g, ",");
}
function test(x, expect) {
const result = numberWithCommas(x);
const pass = result === expect;
console.log(`${pass ? "✓" : "ERROR ====>"} ${x} => ${result}`);
return pass;
}
let failures = 0;
failures ...
Easiest way to check for an index or a key in an array?
...Bash manual and the little note
if the colon is omitted, the operator tests only for existence [of parameter]
This answer is actually adapted from the answers for this SO question: How to tell if a string is not defined in a bash shell script?
A wrapper function:
exists(){
if [ "$2" !=...
Pass entire form as data in jQuery Ajax function
...?)&\1([^&]*)/g, "$1$2,$4$3");
return /([^&=]+=).*?&\1/.test(data) ? compress(data) : data;
}
which turns the above into:
[path]?foo=1,2,3&someotherparams...
In your JS code you'd call it like this:
var inputs = compress($("#your-form").serialize());
Hope that helps.
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How do I count the number of occurrences of a char in a String?
...r answer and what I know all ways to do this using a one-liner:
String testString = "a.b.c.d";
1) Using Apache Commons
int apache = StringUtils.countMatches(testString, ".");
System.out.println("apache = " + apache);
2) Using Spring Framework's
int spring = org.springframework.util.StringU...
Stop an input field in a form from being submitted
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I tested leaving out the name attribute with chrome, firefox, safari and it seems that the form fields are being submitted to the server with an empty string for the name. I inspected the post data using WebScarab and found tha...
What's the best way to convert a number to a string in JavaScript? [closed]
...pears for raw speed there is an advantage for .toString()
See Performance tests here (not by me, but found when I went to write my own):
http://jsben.ch/#/ghQYR
Fastest based on the JSPerf test above: str = num.toString();
It should be noted that the difference in speed is not overly significant ...