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Get loop counter/index using for…of syntax in JavaScript
...bj] of enumerate(myArray)) {
console.log(i, obj);
}
demo
If you actually did mean for…in – enumerating properties – you would need an additional counter. Object.keys(obj).forEach could work, but it only includes own properties; for…in includes enumerable properties anywhere on the pro...
What are “Groovy” and “Grails” and what kinds of applications are built using them?
... Groovy on Grails?
It doesn't exist under this name anymore. It's simply called Grails now.
What is Groovy?
Originally, a dynamic language for the JVM. However, since Groovy 2.0, both static and dynamic typing are supported.
What is Grails?
Grails (previously known as "Groovy on Grails") is a pro...
Getting URL hash location, and using it in jQuery
...te that this property already contains the # symbol at the beginning.
Actually you don't need the :first pseudo-selector since you are using the ID selector, is assumed that IDs are unique within the DOM.
In case you want to get the hash from an URL string, you can use the String.substring method:...
How to center the content inside a linear layout?
I'm trying to center an ImageView inside a LinearLayout horizontally and vertically, but I just can't do it.
The main reason why I'm not using a RelativeLayout for that is because I need the layout_weight (my Activity consists of four columns that should be equally divided, and also respon...
Common MySQL fields and their appropriate data types
I am setting up a very small MySQL database that stores, first name, last name, email and phone number and am struggling to find the 'perfect' datatype for each field. I know there is no such thing as a perfect answer, but there must be some sort of common convention for commonly used fields such as...
Is there any way to use a numeric type as an object key?
...in an object, it always gets converted to a string. Is there anyway to actually get it to store as a numeric? The normal typecasting does not seem to work.
...
Scrolling child div scrolls the window, how do I stop that?
...etting the overflow to hidden hides the scrollbar which suddenly reformats all the contents of the outer element. also, this assumes the outer element is body but it could be another scrolling div.
– robisrob
Dec 17 '15 at 16:25
...
Why are Objective-C delegates usually given the property assign instead of retain?
...wner
If B had retained A, A wouldn't be released, as B owns A, thus A's dealloc would never get called, causing both A and B to leak.
You shouldn't worry about A going away because it owns B and thus gets rid of it in dealloc.
...
Why number 9 in kill -9 command in unix? [closed]
... thinking maybe programming gurus in the community might know this.
I usually use
13 Answers
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Prevent Caching in ASP.NET MVC for specific actions using an attribute
...C 3 application. This application requests records through jQuery. jQuery calls back to a controller action that returns results in JSON format. I have not been able to prove this, but I'm concerned that my data may be getting cached.
...