大约有 2,951 项符合查询结果（耗时：0.0283秒） [XML]
How do I (or can I) SELECT DISTINCT on multiple columns?
...ata type of the column must support the <> operator. Some types like json don't. See:
How to query a json column for empty objects?
Subtle difference in NULL handling
This query (unlike the currently accepted answer by Joel) does not treat NULL values as equal. The following two rows for ...
What does it mean to hydrate an object?
...uate the meaning of those concepts from hydration:
Serialize
console.log(JSON.stringify({ foo: true, bar: true, baz: true }));
Deserialize
console.log(JSON.parse('{"foo":true,"bar":true,"baz":true}'));
share
|...
What's wrong with using $_REQUEST[]?
...le, I have a web service which can return responses in URLEncoding, XML or JSON. The application decides how to format the response by checking the HTTP_ACCEPT header, but can be coerced into one specifically by sending the format parameter.
When checking the content of the format parameter, it co...
Have Grunt generate index.html for different setups
..." );
// Project configuration.
grunt.initConfig({
pkg: '<json:package.json>',
meta: {
banner: '/*! <%= pkg.name %> - v<%= pkg.version %> - ' +
'<%= grunt.template.today("yyyy-mm-dd") %> */'
},
jsFiles: jsFiles,
// fil...
Convert JavaScript string in dot notation into an object reference
...yHandler);
}
Demo:
var obj = {a:{b:{c:1, d:2}}};
console.log("obj is:", JSON.stringify(obj));
var objHyper = hyperIndexOf(obj);
console.log("(proxy override get) objHyper['a.b.c'] is:", objHyper['a.b.c']);
objHyper['a.b.c'] = 3;
console.log("(proxy override set) objHyper['a.b.c']=3, now obj is:"...
What is a correct mime type for docx, pptx etc?
...
Here is the (almost) complete file extensions's MIME in a JSON format.
Just do example: MIME["ppt"], MIME["docx"], etc
{"x3d": "application/vnd.hzn-3d-crossword", "3gp": "video/3gpp", "3g2": "video/3gpp2", "mseq": "application/vnd.mseq", "pwn": "application/vnd.3m.post-it-notes", "...
How do search engines deal with AngularJS applications?
...the initial payload into the first response from the server, possibly as a JSON object. This allows the Search Engine to render the page without executing the AJAX call.
There is some evidence to suggest that Google might not execute AJAX requests. More on this here:
https://web.archive.org/web/20...
Git Symlinks in Windows
...member to check the symlink checkbox and clone my project again. My tslint.json file referencing the file in the parent directory still contains ../tslint.json. Pity, because this really looked like the easiest of all of the solutions proposed in there.
– Jan Aagaard
...
mongoose vs mongodb (nodejs modules/extensions), which better? and why?
...er level and uses the MongoDB driver (it's a dependency, check the package.json), so you'll be using that either way given those options. The question you should be asking yourself is, "Do I want to use the raw driver, or do I need an object-document modeling tool?" If you're looking for an object m...
In Firebase, is there a way to get the number of children of a node without loading all the node dat
...
Just to point out that you have to append .json to the end of the URL, for example: https://yourapp.firebaseio.com/posts/comments.json?shallow=true
– Osama Xäwãñz
Aug 12 '17 at 15:37
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