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What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?
... with infix notation. The folding functions are a clear example of that:
(0 /: list) ((cnt, string) => cnt + string.size)
(list foldLeft 0) ((cnt, string) => cnt + string.size)
You need to use parenthesis outside the infix call. I'm not sure the exact rules at play here.
Now, let's talk ab...
JSON and XML comparison [closed]
...lease();
thePeople = myObject.getChildren("person");
thePerson = thePeople[0];
thePerson.getChildren("name")[0].value() == "Danielle" // True
thePerson.getChildren("age")[0].value() == "12" // True
Actually, a good parser might well type the age for you (on the other hand, you might well not want ...
JS: iterating over result of getElementsByClassName using Array.forEach
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403
No. As specified in DOM4, it's an HTMLCollection (in modern browsers, at least. Older browsers ...
How to echo shell commands as they are executed
...
1103
set -x or set -o xtrace expands variables and prints a little + sign before the line.
set -v o...
What are the disadvantages of using persistent connection in PDO
...
+1000
Please be sure to read this answer below, which details ways to mitigate the problems outlined here.
The same drawbacks exist us...
Validate that end date is greater than start date with jQuery
...|| (Number(value) > Number($(params).val()));
},'Must be greater than {0}.');
To use it:
$("#EndDate").rules('add', { greaterThan: "#StartDate" });
or
$("form").validate({
rules: {
EndDate: { greaterThan: "#StartDate" }
}
});
...
What is the difference between Amazon S3 and Amazon EC2 instance?
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190
An EC2 instance is like a remote computer running Windows or Linux and on which you can install ...
String to object in JS
...
edited Feb 22 '14 at 19:30
answered Jul 11 '13 at 15:21
Ma...
How can I check if a var is a string in JavaScript?
...lly explained.
– vitto
Jun 9 '11 at 0:04
this worked for me if(typeof(str) === typeof(String()))
...
Is there a way to add/remove several classes in one single instruction with classList?
...
– Michael Tontchev
Mar 27 '17 at 4:06
1
is there a way to remove multiple classes
...