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How can I shuffle the lines of a text file on the Unix command line or in a shell script?
... 'Signal.trap("SIGPIPE", "SYSTEM_DEFAULT");
puts ARGF.readlines.shuffle' "$@"; }
Performance comparison:
Note: These numbers were obtained on a late-2012 iMac with 3.2 GHz Intel Core i5 and a Fusion Drive, running OSX 10.10.3. While timings will vary with OS used, machine s...
Way to ng-repeat defined number of times instead of repeating over array?
...
I think this jsFiddle from this thread might be what you're looking for.
<div ng-app ng-controller="Main">
<div ng-repeat="item in items | limitTo:2">
{{item.name}}
</div>
</div>
...
from jquery $.ajax to angular $http
... implement ajax request by using http service in AngularJs, which helps to read/load data from remote server.
$http service methods are listed below,
$http.get()
$http.post()
$http.delete()
$http.head()
$http.jsonp()
$http.patch()
$http.put()
One of the Example:
$http.get("sample.ph...
How to get all child inputs of a div element (jQuery)
...find' method can be used to get all child inputs of a container that has already been cached to save looking it up again (whereas the 'children' method will only get the immediate children). e.g.
var panel= $("#panel");
var inputs = panel.find("input");
...
NULL vs nil in Objective-C
...s for id. Therefore, you pass NULL. If you pass nil, you are lying to your reader, who will think this method takes an id.
– Peter Hosey
Feb 17 '09 at 18:50
12
...
How to show popup message like in Stack Overflow
...{
color: #fff;
}
And this is javascript (using jQuery):
$(document).ready(function() {
$("#message").fadeIn("slow");
$("#message a.close-notify").click(function() {
$("#message").fadeOut("slow");
return false;
});
});
And voila. Depending on your page setup you m...
Using “label for” on radio buttons
...
(Firstly read the other answers which has explained the for in the <label></label> tags.
Well, both the tops answers are correct, but for my challenge, it was when you have several radio boxes, you should select for them a...
Invalid postback or callback argument. Event validation is enabled using '
...opulate it from a split of your text field contents.
Then, when you are ready to post it, you repopulate the hidden field's contents from your modified <select>. Then, of course, you have to split that again on the server and do something with your items, since your select is empty now tha...
Cannot pass null argument when using type hinting
...ment accept both null and its type, you can follow above example.
You can read more here.
PHP 7.0 or older
You have to add a default value like
function foo(Type $t = null) {
}
That way, you can pass it a null value.
This is documented in the section in the manual about Type Declarations:
...
How do I bind to list of checkbox values with AngularJS?
...
colors should be named isSelected, it is much easier to read isSelected[color] than colors[color]
– Dmitri Zaitsev
May 4 '15 at 2:38
...