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Error: No default engine was specified and no extension was provided
...ow an error if you're not using a view engine.
If you just want to serve json replace the res.render('error', { error: err }); lines in your code with:
res.json({ error: err })
PS: People usually also have message in the returned object:
res.status(err.status || 500);
res.json({
message: err...
Who sets response content-type in Spring MVC (@ResponseBody)
... with using @ResponseBody annotation.
Here is example of controller using Json output:
@RequestMapping(value = "/getDealers", method = RequestMethod.GET,
produces = "application/json; charset=utf-8")
@ResponseBody
public String sendMobileData() {
}
...
How to compare arrays in JavaScript?
...return true;
}
However, remember that this one is to serve in comparing JSON like data, not class instances and other stuff. If you want to compare mor complicated objects, look at this answer and it's superlong function.
To make this work with Array.equals you must edit the original function a l...
记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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修改终端的提示文字
环境变量PS1就是终端的提示文字格式，默认为“\h:\W \u\$”，可以用echo来查看：
echo $PS1
PS2则是换行后的提示符，默认为“>”。
部分可使用的格式有（完整的可以运行man bash，然后查看PROMPTING部分）...
How can I set NODE_ENV=production on Windows?
...V=production && node app. More conveniently configure your package.json accordingly: "scripts": { "start": "set NODE_ENV=production && node app" }.
– Amberlamps
Oct 20 '14 at 13:03
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Error while installing json gem 'mkmf.rb can't find header files for ruby'
For context, it on a remote server which has a firewall. I'm setting up my environment through a proxy. I have ruby 1.8.7 . When I try to gem install..
...
file_put_contents(meta/services.json): failed to open stream: Permission denied
I am new to Laravel. I was trying to open http://localhost/test/public/ and I got
30 Answers
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How can I see the size of a GitHub repository before cloning it?
...he Git repository weights around 124 MB. The size property of the returned JSON payload is valued to 124283.
Update
The size is indeed expressed in kilobytes based on the disk usage of the server-side bare repository. However, in order to avoid wasting too much space with repositories with a large...
Get value from JToken that may not exist (best practices)
What's the best practice for retrieving JSON values that may not even exist in C# using Json.NET ?
6 Answers
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Best practice for partial updates in a RESTful service
...
You should use PATCH for partial updates - either using json-patch documents (see http://tools.ietf.org/html/draft-ietf-appsawg-json-patch-08 or http://www.mnot.net/blog/2012/09/05/patch) or the XML patch framework (see http://tools.ietf.org/html/rfc5261). In my opinion though, js...