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Delete a key from a MongoDB document using Mongoose
...in object and from there use it as usual.
Read more in mongoose api-ref:
http://mongoosejs.com/docs/api.html#document_Document-toObject
Example would look something like this:
User.findById(id, function(err, user) {
if (err) return next(err);
let userObject = user.toObject();
// use...
How to implement static class member functions in *.cpp file?
...
Sure You can. I'd say that You should.
This article may be usefull:
http://www.learncpp.com/cpp-tutorial/812-static-member-functions/
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What is the default text size on Android?
...
http://petrnohejl.github.io/Android-Cheatsheet-For-Graphic-Designers/
Text size
Type Dimension
Micro 12 sp
Small 14 sp
Medium 18 sp
Large 22 sp
...
Regex, every non-alphanumeric character except white space or colon
...#$%* ABC def:123".replace(/[^a-zA-Z0-9 :]/g, ".")
See a online example:
http://jsfiddle.net/vhMy8/
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How to add two strings as if they were numbers? [duplicate]
...a unary operator. I have set up a fiddle to show the different behaviors.
http://jsfiddle.net/EtX6G/
var ten = '10';
var zero_ten = '010';
var one = '1';
var body = document.getElementsByTagName('body')[0];
Append(parseInt(ten) + parseInt(one));
Append(parseInt(zero_ten) + parseInt(one));
Append(...
How to parse date string to Date? [duplicate]
...ny other reason. Because I got same error in my IDE but please check these http://ideone.com/Y2cRr (online ide) with ZZZ and with Z
output is : Thu Sep 28 11:29:30 GMT 2000
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How to make a button redirect to another page using jQuery or just Javascript
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No need for javascript, just wrap it in a link
<a href="http://www.google.com"><button type="button">button</button></a>
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...
npm can't find package.json
...package.json file.
npm --version
npm install express
npm init -y
Link : http://www.codingslover.com/2017/02/npm-node-js-cant-find-packagejson.html
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JSLint says “missing radix parameter”
...l tell JSHint to supress the radix warning:
/*jshint -W065 */
See also: http://jshint.com/docs/#options
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Advanced JavaScript: Why is this function wrapped in parentheses? [duplicate]
...eses in order to make it parse as an expression. More information is here: http://benalman.com/news/2010/11/immediately-invoked-function-expression/
So to recap quickly on the IIFE pattern:
(function() {
// Some code
})();
Allows 'some code' to be executed immediately, as if it was just writte...