大约有 3,000 项符合查询结果（耗时：0.0116秒） [XML]
LEFT OUTER joins in Rails 3
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Doesn't select need a param? Shouldn't this be select('posts.*')?
– Kevin Sylvestre
Mar 26 '15 at 20:08
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Add new field to every document in a MongoDB collection
...llection, you have to use empty selector, and set multi flag to true (last param) to update all the documents
db.your_collection.update(
{},
{ $set: {"new_field": 1} },
false,
true
)
EDIT:
In the above example last 2 fields false, true specifies the upsert and multi flags.
Upsert: If...
Mongoose.js: Find user by username LIKE value
...uct/name/:name')
.get(function(req, res) {
var regex = new RegExp(req.params.name, "i")
, query = { description: regex };
Product.find(query, function(err, products) {
if (err) {
res.json(err);
}
res.json(products);
});
});
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Best way to pretty print a hash
...t Pry::ColorPrinter.pp(obj) writes to standard out but can take additional params, including the destination. Like Pry::ColorPrinter.pp(obj, a_logger)
– Eric Urban
Mar 24 '16 at 3:23
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overlay opaque div over youtube iframe
...everything else and it will overlay over anything.
Try appending this GET parameter to your URL:
wmode=opaque
like so:
https://www.youtube.com/embed/kRvL6K8SEgY?wmode=opaque
Make sure its the first parameter in the URL. Other parameters must go after
In the iframe tag:
Example:
<iframe ...
Spring DAO vs Spring ORM vs Spring JDBC
... that removes plumbing code and helps you concentrate on the SQL query and parameters. You just need to configure it with a DataSource, and you can then write code like this:
int nbRows = jdbcTemplate.queryForObject("select count(1) from person", Integer.class);
Person p = jdbcTemplate.queryForObj...
GET URL parameter in PHP
I'm trying to pass a URL as a url parameter in php but when I try to get this parameter I get nothing
9 Answers
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Get the (last part of) current directory name in C#
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It's a params array, so .TrimEnd(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar) works too.
– Kyle Delaney
Jul 16 '17 at 18:45
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How can I enable auto complete support in Notepad++?
...ically just an XML file with keywords in. If you want calltips ("function parameters hint"), check out these instructions.
I've never found any more documentation, but cpp.xml has a calltip for fopen, while php.xml is quite complete.
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Can I apply a CSS style to an element name?
...lt;keygen>
<map>
<meta>
<object>
<output>
<param>
<select>
<textarea>
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