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MongoDB: Combine data from multiple collections into one..how?
...u have a users collection and a comments collection and you want to have a new collection that has some user demographic info for each comment.
Let's say the users collection has the following fields:
_id
firstName
lastName
country
gender
age
And then the comments collection has the following f...
How to use JNDI DataSource provided by Tomcat in Spring?
...etup details. Outside scope of original question/answer. Suggest posting a new question with details of what you have tried, specific versions, and any error messages. Example: stackoverflow.com/questions/10388137/…
– kaliatech
Sep 18 '15 at 13:12
...
Strangest language feature
...ed is a syntax error due to the sneaky implicit semicolon insertion on the newline after return. The following works as you would expect though:
return {
id : 1234,
title : 'Tony the Pony'
};
Even worse, this one works as well (in Chrome, at least):
return /*
*/{
id : 1234,
title...
Pure JavaScript Send POST Data Without a Form
...
You can send it and insert the data to the body:
var xhr = new XMLHttpRequest();
xhr.open("POST", yourUrl, true);
xhr.setRequestHeader('Content-Type', 'application/json');
xhr.send(JSON.stringify({
value: value
}));
By the way, for get request:
var xhr = new XMLHttpRequest();
...
Fragments within Fragments
...fragment from within an existing Fragment class:
Fragment videoFragment = new VideoPlayerFragment();
FragmentTransaction transaction = getChildFragmentManager().beginTransaction();
transaction.add(R.id.video_fragment, videoFragment).commit();
To get more idea about nested fragments, please go thr...
Django : How can I see a list of urlpatterns?
... edited Oct 8 '18 at 16:19
javidazac
1,33711 gold badge2121 silver badges3333 bronze badges
answered Jan 13 '12 at 1:34
...
Vagrant ssh authentication failure
....vagrant.d\insecure_private_key
Run vagrant up (vagrant will be generate a new insecure_private_key file)
In other cases, it is helpful to just set forward_agent in Vagrantfile:
Vagrant::Config.run do |config|
config.ssh.forward_agent = true
end
Useful:
Configurating git may be with git-scm...
Django - Circular model import issue
... had single component app paths), so hopefully this will help other django newbies.
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Flatten List in LINQ
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f1590723%2fflatten-list-in-linq%23new-answer', 'question_page');
}
);
P...
Limiting the number of records from mysqldump?
...l = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.scrollTop(),
docViewBottom = docViewTop + $window.height(),
...