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Batch script to delete files
...e escape, in a batch file, results in "The system cannot find the path specified". As I posted it works.
– Russ Freeman
Dec 7 '12 at 13:41
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querySelector and querySelectorAll vs getElementsByClassName and getElementById in JavaScript
I would like to know what exactly is the difference between querySelector and querySelectorAll against getElementsByClassName and getElementById ?
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Remove property for all objects in array
...ps.
For example :
array.forEach(function(v){ delete v.bad });
Notes:
if you want to be compatible with IE8, you'd need a shim for forEach. As you mention prototype, prototype.js also has a shim.
delete is one of the worst "optimization killers". Using it often breaks the performances of your a...
Is there a PHP function that can escape regex patterns before they are applied?
...passed
// to preg_quote
$regex = '/\s' . $escapedUrl . '\s/';
// $regex is now: /\shttp\:\/\/stackoverflow\.com\/questions\?sort\=newest\s/
$haystack = "Bla bla http://stackoverflow.com/questions?sort=newest bla bla";
preg_match($regex, $haystack, $matches);
var_dump($matches);
// array(1) {
// ...
How to change the text of a label?
...put[@name=<%=rbtnType.ClientID%>]:radio:checked").val();
if (rbvalue == "C") {
$('#<%=lblLabelName.ClientID %>').html('text1');
} else if (rbvalue == "I") {
$('#<%=lblLabelName.ClientID %>').html('else text2');
} e...
Why can lambdas be better optimized by the compiler than plain functions?
...so passing them to a function template will instantiate a new function specifically for that object. The compiler can thus trivially inline the lambda call.
For functions, on the other hand, the old caveat applies: a function pointer gets passed to the function template, and compilers traditionally...
How to get the number of Characters in a String?
...o 1.3.
And with CL 108985 (May 2018, for Go 1.11), len([]rune(string)) is now optimized. (Fixes issue 24923)
The compiler detects len([]rune(string)) pattern automatically, and replaces it with for r := range s call.
Adds a new runtime function to count runes in a string.
Modifies the compiler to ...
AngularJS : Prevent error $digest already in progress when calling $scope.$apply()
...ves. Even though you think it fixed something, it didn't.
You can check if a $digest is already in progress by checking $scope.$$phase.
if(!$scope.$$phase) {
//$digest or $apply
}
$scope.$$phase will return "$digest" or "$apply" if a $digest or $apply is in progress. I believe the differenc...
How to detect the swipe left or Right in Android?
...s not work when I swipe on an EditText . How do I do that? Please let me know If I am doing something wrong. Thank you.
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How to use WPF Background Worker
...d Jun 2 '14 at 18:06
Owen JohnsonOwen Johnson
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