大约有 47,000 项符合查询结果（耗时：0.0407秒） [XML]
MongoDB Many-to-Many Association
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Depending on your query needs you can put everything in the user document:
{name:"Joe"
,roles:["Admin","User","Engineer"]
}
To get all the Engineers, use:
db.things.find( { roles : "Engineer" } );
If you want to maintain the ...
Android YouTube app Play Video Intent
...oad YouTube videos for android. Now, I want it so that if you play a video in the YouTube native app you can download it too. To do this, I need to know the Intent that the YouTube native app puts out in order to play the YouTube app.
I could do this easially if I had the YouTube program on my emu...
How to open a local disk file with JavaScript?
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Here's an example using FileReader:
function readSingleFile(e) {
var file = e.target.files[0];
if (!file) {
return;
}
var reader = new FileReader();
reader.onload = function(e) {
var contents = e.target.result;
displayC...
How to clear all s’ contents inside a parent ?
...nswered Nov 9 '09 at 16:05
QuentinQuentin
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Android Spinner: Get the selected item change event
How can you set the event listener for a Spinner when the selected item changes?
16 Answers
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Contain form within a bootstrap popover?
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Either replace double quotes around type="text" with single quotes, Like
"<form><input type='text'/></form>"
OR
replace double quotes wrapping data-content with singe quotes, Like
data-content='<form><input type="text"/></form>'
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How do I programmatically set the value of a select box element using JavaScript?
I have the following HTML <select> element:
17 Answers
17
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read.csv warning 'EOF within quoted string' prevents complete reading of file
I have a CSV file (24.1 MB) that I cannot fully read into my R session. When I open the file in a spreadsheet program I can see 112,544 rows. When I read it into R with read.csv I only get 56,952 rows and this warning:
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How to obtain the last path segment of a URI
I have as input a string that is a URI . how is it possible to get the last path segment (that in my case is an id)?
12 An...
Sequelize Unknown column '*.createdAt' in 'field list'
I'm getting a Unknown column 'userDetails.createdAt' in 'field list'
When trying to fetch with association.
6 Answers
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