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Rails 3: Get Random Record
So, I've found several examples for finding a random record in Rails 2 -- the preferred method seems to be:
14 Answers
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Attach parameter to button.addTarget action in Swift
...parameters in addTarget:.One alternative is set the tag property of button and do work based on the tag.
button.tag = 5
button.addTarget(self, action: "buttonClicked:",
forControlEvents: UIControlEvents.TouchUpInside)
Or for Swift 2.2 and greater:
button.tag = 5
button.addTarget(self,action...
How to check if array element exists or not in javascript?
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Unfortunately, this one doesn't work in IE 7 and below.
– darksoulsong
Oct 7 '14 at 15:21
4
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Determine on iPhone if user has enabled push notifications
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Call enabledRemoteNotificationsTypes and check the mask.
For example:
UIRemoteNotificationType types = [[UIApplication sharedApplication] enabledRemoteNotificationTypes];
if (types == UIRemoteNotificationTypeNone)
// blah blah blah
iOS8 and above:
[[U...
How to get the full path of running process?
...l not be able to access 64-bit application paths, so you'd have to compile and run you app as 64-bit application (Project Properties → Build → Platform Target → x64).
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Unable to export Apple production push SSL certificate in .p12 format
...o private key was created for the certificate. When I tried to right click and export the certificate, I was not able to export that as .p12 file as the .p12 file extension was disabled while saving. I am unable to attach the screenshots here due to lesser reputation.
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How to filter object array based on attributes?
... // ... (more homes) ...
]
};
// (Note that because `price` and such are given as strings in your object,
// the below relies on the fact that <= and >= with a string and number
// will coerce the string to a number before comparing.)
var newArray = obj.homes.filter(function ...
JavaScript editor within Eclipse [closed]
...vel integration of JS libraries that provide CodeAssist, samples, snippets and easy inclusion of the libraries files into your project; we provide the plugins for many of the more commonly used libraries, including YUI, jQuery, Prototype, dojo and EXT JS.
Second, we have a server-side JavaScript en...
What is the difference between save and insert in Mongo DB?
What is the difference between save and insert in Mongo DB?
both looks the same
9 Answers
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What is JNDI? What is its basic use? When is it used?
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What is JNDI ?
It stands for Java Naming and Directory Interface.
What is its basic use?
JNDI allows distributed applications to look up services in an abstract, resource-independent way.
When it is used?
The most common use case is...