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Can I query MongoDB ObjectId by date?
I know that ObjectIds contain the date they were created on. Is there a way to query this aspect of the ObjectId?
12 Answer...
How do you install ssh-copy-id on a Mac?
I am having trouble trying to install ssh-copy-id on my Mac. I have tried to follow https://github.com/beautifulcode/ssh-copy-id-for-OSX but every time I run ssh-copy-id it gives me errors. Any ideas on how to get ssh-copy-id to install?
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How do you specify the date format used when JAXB marshals xsd:dateTime?
... there is not any problem. There will be (performance) problem if multiple calls are made.
– Mike Argyriou
Aug 14 '17 at 13:29
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show 4 more...
How can I reset a react component including all transitively reachable state?
...wn state initializer function getInitialState() - react throws a warning - call it anything else and explicitly do state = this._getInitialState() in the top level of the class.
– thom_nic
Jan 12 '16 at 21:34
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Remove an item from array using UnderscoreJS
...score.js, you could combine .findWhere with .without:
var arr = [{
id: 1,
name: 'a'
}, {
id: 2,
name: 'b'
}, {
id: 3,
name: 'c'
}];
//substract third
arr = _.without(arr, _.findWhere(arr, {
id: 3
}));
console.log(arr);
<script src="https://cdnjs.cloudflare.com/...
Get specific ArrayList item
...ayList API doc.
Please always refer API documentation .. it helps
Your call will looklike following :
mainList.get(3);
Here is simple tutorial for understanding ArrayList with Basics :) :
http://www.javadeveloper.co.in/java/java-arraylist-tutorial.html
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How Python web frameworks, WSGI and CGI fit together
...a web framework (say web.py or cherrypy) on my basic CGI configuration?
Recall that forking a subprocess is expensive. There are two ways to work around this.
Embedded mod_wsgi or mod_python embeds Python inside Apache; no process is forked. Apache runs the Django application directly.
Daemon m...
How to get the currently logged in user's user id in Django?
How to get the currently logged-in user's id?
4 Answers
4
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How to find duplicates in 2 columns not 1
I have a MySQL database table with two columns that interest me. Individually they can each have duplicates, but they should never have a duplicate of BOTH of them having the same value.
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System.currentTimeMillis() vs. new Date() vs. Calendar.getInstance().getTime()
... setTimeInMillis(System.currentTimeMillis());
}
so it already automatically does what you suggest. Date's default constructor holds this:
public Date() {
this(System.currentTimeMillis());
}
So there really isn't need to get system time specifically unless you want to do some math with it...