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How to get all count of mongoose model?
... model that data has been saved? there is a method of Model.count() , but it doesn't seem to work.
8 Answers
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Node.js Best Practice Exception Handling
...'d like to avoid uncaught errors as much as possible, as such, instead of literally throwing the error, we can instead safely "throw" the error using one of the following methods depending on our code architecture:
For synchronous code, if an error happens, return the error:
// Define divider as ...
What is std::promise?
I'm fairly familiar with C++11's std::thread , std::async and std::future components (e.g. see this answer ), which are straight-forward.
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Best way to store date/time in mongodb
...follow
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edited Feb 10 '14 at 10:52
Dan Dascalescu
98.3k3636 gold badges263263 silver badges333333 bronze badges
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JavaScript Regular Expression Email Validation [duplicate]
... escaped, so instead of '\w' you should have '\\w'.
Alternatively, define it as a regular expression:
var pattern = /^\w+@[a-zA-Z_]+?\.[a-zA-Z]{2,3}$/;
BTW, please don't validate email addresses on the client-side. Your regular expression is way too simple to pass for a solid implementation a...
How to override trait function and call it from the overridden function?
...
Your last one was almost there:
trait A {
function calc($v) {
return $v+1;
}
}
class MyClass {
use A {
calc as protected traitcalc;
}
function calc($v) {
$v++;
return $this->traitcalc($v);
}
}
The ...
MySQL select 10 random rows from 600K rows fast
How can I best write a query that selects 10 rows randomly from a total of 600k?
26 Answers
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Can Protractor and Karma be used together?
...cenario Runner for E2E testing, does that mean I will still be able to use it with Karma as my E2E testing framework ?
4 ...
jQuery using append with effects
How can I use .append() with effects like show('slow')
10 Answers
10
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How do I read and parse an XML file in C#?
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doc.LoadXml("<xml>something</xml>");
then find a node below it ie like this
XmlNode node = doc.DocumentElement.SelectSingleNode("/book/title");
or
foreach(XmlNode node in doc.DocumentElement.ChildNodes){
string text = node.InnerText; //or loop through its children as well
}
t...