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How to “pretty” format JSON output in Ruby on Rails
...nController::Renderers.add :json do |json, options|
unless json.kind_of?(String)
json = json.as_json(options) if json.respond_to?(:as_json)
json = JSON.pretty_generate(json, options)
end
if options[:callback].present?
self.content_type ||= Mime::JS
"#{options[:callback]}(#{jso...
How can I concatenate regex literals in JavaScript?
...out using the regular expression literal syntax. This lets you do arbitary string manipulation before it becomes a regular expression object:
var segment_part = "some bit of the regexp";
var pattern = new RegExp("some regex segment" + /*comment here */
segment_part + /* that was defin...
How do CDI and EJB compare? interact?
... let me explain "Dependent" with example:
class Specification {
private String color;
private String model;
//- Getter and Setter
}
The Specification class is CDI, since it is not annotated with Ejb scopes and also this has to initialized by your code not EE framework.
One point to be note...
iPhone app in landscape mode, 2008 systems
...ion
in landscape mode
<key>UIInterfaceOrientation</key>
<string>UIInterfaceOrientationLandscapeRight</string>
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Finding current executable's path without /proc/self/exe
...es a program is expected to create the same environment (argv, environment strings, etc.) for that program as if it were run from a shell, with some optional extras. A program or user can setup an environment that deviates from this convention for other subordinate programs that it launches but if i...
Reading value from console, interactively
...data", function(d) {
// note: d is an object, and when converted to a string it will
// end with a linefeed. so we (rather crudely) account for that
// with toString() and then trim()
console.log("you entered: [" +
d.toString().trim() + "]");
});
...
Upgrading PHP in XAMPP for Windows?
...ep 4 is not needed. After doing the rest I also copied the php.ini and php/extras from the backup folder. (It was also mentioned in the comments of the article, that helped me too)
– Musa Haidari
Aug 15 '14 at 8:21
...
Spring MVC: How to return image in @ResponseBody?
...E_PNG_VALUE)
public @ResponseBody byte[] showImageOnId(@PathVariable("id") String id) {
byte[] b = whatEverMethodUsedToObtainBytes(id);
return b;
}
In this case do rememeber to configure the messageconverters properly (and add a ByteArrayHttpMessageConverer) in your WebMvcConfig, like so:
...
Attempt by security transparent method 'WebMatrix.WebData.PreApplicationStartCode.Start()'
...ethod ‘System.Web.WebPages.Razor.WebPageRazorHost.AddGlobalImport(System.String)’ failed.
In order to fix this install this package using NuGet package manager.
Install-Package Microsoft.AspNet.WebHelpers
After that , probably you will get another error
Cannot load WebMatrix.Data vers...
Variable number of arguments in C++?
...ut yourself. In the case of printf(), for example, the function parses the string argument for special tokens to figure out how many extra arguments it should expect in the variable argument list.
– wilhelmtell
Jun 23 '10 at 21:33
...